Chemical Process Safety Articles INDEX (1,443 postings as of 8/2022)

New HSE Shared Research project on Corrosion Under Insulation - can you contribute to this important research? (UK's HSE)
It does not take 1,500 pounds of Chlorine to pose a serious hazard
The BULLETIN - Summer 2022
The CSB's Accidental Release Reporting Rule Data
Massachusetts Office of Technical Assistance Advisory Preventive Hazard Evaluation for Process Safety
Was the Jordan Cl2 a true Worst-Case Release Scenario?
Is Auto-Refrigeration an "inherent safeguard" for liquified pressurized gases Worst-Case Release scenario
Worst-case Release Scenario for Separate, Interconnected Vessels
Hot Work Permit Procedures and Date in Section 7.13 (EPA RMP)
If a covered process has an accident, when does it lose eligibility for Program 1 status?
Does the distance to endpoint start at the process or stationary source boundary?
Who Must Develop an Emergency Response Program? (EPA RMP)
Are Mechanical Controls Considered Administrative Controls as they relate to the WCS?
RMP Records Maintained Onsite
Should tank capacity be considered when determining thresholds? (EPA RMP)
Process identification and distance between vessels (EPA RMP)
Do I have to report accidents that resulted in medical treatment? (EPA RMP)
EPA's Hot Work Definition and Requirements
Different distances to toxic endpoints with different versions of RMP*Comp
Is a hazard review synonymous with a process hazard analysis (PHA)?
Why are industries exempt under OSHA's PSM subject to RMP?
What if the quantity in the RMP Covered process fluctuates?
Worst-case release from smaller process with larger distance to endpoint
Administrative controls considered when determining worst-case release quantity
Criteria for selecting alternative release scenarios
Hexane explosion in an oil extraction plant (Double Fatality - PRCS)
EPA issues RMP citations @ water treatment facility (WRONG CHEMICAL - WRONG TANK incident, 2,000 lb Cl2 release & $66K)
Understanding your Pressure Vessel(s) "Birth Certificates"
Pressure Vessel "Car Seal" program in Saskatchewan
ASME B31.3 and Hydrostatic Relief Valves
How long should fire watches keep watch after Hot Work ends?
Modifications of a Hydrogen Skid unit leads to explosion with serious injuries during start-up
Anhydrous Ammonia incident leads to blindness
Chlorine Dioxide (ClO₂) Generation Fataility (Incompatibles and Combustible Dust Explosion)
OSHA issues their 2022 VPP Supplemental PSM Questions
Contractor Safety - Evaluation Tip
EPA issues RMP/EPCRA ENFORCEMENT ALERT: "Risks of Improper Storage of Hazardous Chemicals at Chemical Warehouses and Distribution Facilities"
EPA is adding natural gas processing (NGP) facilities to EPCRA/TRI
EPA finally answers the question: Are "tube" trailers considered a single process?
Can the RMP's partial pressure exemption be applied to formaldehyde solutions?
RMP applicability for a process at a facility connected to another facility by piping
Ammonia present in ammonium hydroxide and RMP TQ Determination
Does EPA's RMP provide an exemption for the atmospheric storage of flammable liquids?
Once again EPA attempts to explain their CONCENTRATION QUALIFIERS concept
The UK's HSE Team and Developing process safety indicators
Modifications to pressure/vacuum relief devices allows for catastrophic failure of container
Relief Valves with Activation Indicators and the MOC and PSSR needs
Ventilation System Design basis?
Basic "emergency isolation" requirements for Hazardous MaterialsVentilation System Design basis?
Basic "emergency isolation" requirements for Hazardous Materials
OH EPA updates their Accidental Releases Prevention Program Rules
Car Seal is an Operational Safety Program
Learning from an amusement park ride accident
Another example of something CRITICAL but not required by OSHA/RAGAGEPs (Electrical Classifications)
The story of the Three (3) little MI failures and the COVID Pandemic
Anhydrous Ammonia and CFATS (2021)
The Fertilizer Canada updates it's Anhydrous Ammonia Code of Practice
Is an MOC required when making repairs to an ASME pressure vessel?
Are Mechanical Controls Considered Administrative Controls? (EPA RMP)
EPA's RMP inspection priorities
Is a hazard review synonymous with a process hazard analysis (PHA)?
Do I have to conduct PSM/RMP incident investigations of releases resulting from theft?
What if the quantity in the process fluctuates?
EPA finally makes it clear - the TQ determination is NOT based on the capacity of the vessel(s)
How far apart do separate vessels have to be to be considered different processes?
Your PSM written program should not be a cut and paste of the standard(s)
Your MOC/PSSR program(s) and 3-year audit findings
Process Safety training that is often over looked and NOT required by OSHA/EPA
Gas detection requirements (IFC)
Atmospheric storage tank collapses from rapid cooling after a steam cleaning
Liquid Nitrogen and the State Fire/HAZMAT Codes (Part III - Use and Handling)
PSM Coverage of Liquid Natural Gas (LNG) Facilities
Operating procedures and Operational Discipline
NB Part 4 (2021) recognizes RVs venting to a header/manifold and the need for an intervening stop valve
Changes to the 2021 Edition of the National Board Inspection Code (NBIC)
NEW to 2021 ASME BPVC: Section: XIII – Rules for Overpressure Protection
Upwards and unobstructed, two simple words that cause way too much debate!
Should we allow line break/equipment opening behind a single valve isolation?
OSHA (State Plan) issues GDC citation regarding "Hot Bolting"
DOT tankers without their motive power may be PSM covered processes
Pressure testing after breaking the boundary of previously tested piping circuit (Part 1)
Ammonia refrigeration and process chemistry
The difference between an RMP Correction and Update and the six (6) changes that will trigger an Update
Line break with single valve isolation is like playing with a loaded weapon Unpublished
Technical BC launches Ammonia Safety Awareness Program
Did Technical BC just say pressure vessels in NH3 refrigeration need to be PWHT?
EPA addresses the forever on-going debate about revised RAGAGEPs and the facility's responsibility to upgrade
On your next RMP 5-year Update, be sure to include this
Chlorine Dioxide released inside a tomato processing plant - 47 workers sent to hospital
EPA issues EPCRA citations @ meat processing facility (1,700 lbs NH3 release & $68K)
Chlorine (Cl2), the IFC, and treatment system
Stop Valves in Pressure Relief Piping (ASME B31.3)
Pneumatic pressure testing gone bad (2 fatalities @ food plant)
Chemical plant fined after major gas leak (chloride-induced stress corrosion)
Pamphlet 65 - Personal Protective Equipment for Chlor-Alkali Chemicals is FREE and a MUST HAVE for these chemicals
Chlorine, the IMC, and Treatment Systems
Did WELD-ON® just mandate hydrostatic pressure testing of Chlorine piping?
ASME B31.3 requires each weld be identified as to who made the weld
CPVC Chlorine piping and "solvent welded" connections
Chlorine and Process Safety (MI-OSHA ppt)
GREAT UPDATE from EPA on RMP, EPCRA and Ammonia's impact
NFPA 499 (2021) updated with a peculiar reference
Opening the "bleed" on a Double-Block & Bleed arrangement is a "process opening" and is NOT to be taken lightly
Cal ARP Program 4 and reporting on Process Safety Performance Indicators
Chemical detection tape - the pro's and con's?
The CGA updated their G-2 Ammonia standard
Chlorine and a "KY Scrubber"
Finding chlorine leaks - approved methods and PSM/RMP requirements
Why can't I pressure my piping and hold it for X hours and if no loss in pressure it passes my test?
Chlorine and tubing used in vacuum systems
Could a fire in my "covered process" that did not cause a release trigger two (2) RMP requirements?
The Chlorine Institute updates their Emergency Kit “A” for 100-LB. & 150-LB. Chlorine Cylinders Instruction Booklet
Technical Safety BC issues two (2) Ammonia Refrigeration Safety Orders
FAILURES of true "facility siting" - our "zoning" process is broken and dangerous! (Part II)
Spring is here and ammonia transfers are at their peak for spring application
The Chlorine Institute updates Pamphlet 95, Gaskets for Chlorine Service (Ed. 6)
Elemental Chlorine (Cl2) is NOT present in sodium hypochlorite (NaOCl)
OSHRC vacates HAZWOPER citation for response to NH3 @ a power plant
USA, Mexico, Canada Chlorine (Cl2) Release Data (1997-2014)
NH3 Line break from hell!
Are your 1-ton chlorine cylinder trunnions in your MI program?
Is a Chlorine 1-ton cylinder a DOT container requiring hydrostatic testing?
Facility fined $200K after Chlorine release from cylinder's fusible plug
March 15, 2021 should have triggered a modification to your written RMP Management System and II Program or procedure
Learning opportunities... NH3 leak investigation
Changes to the 2021 National Board Inspection Code (NBIC)
EPA issues an Enforcement Alert on Process Start-Ups
Ammonia leak and explosion was caused by a bad 1/4" liquid drain valve - ignition source still unknown
WA-OSHA releases Draft Curriculum Elements for Refinery Safety Training for the Skilled Trades
Kansas Department of Agriculture updates its Anhydrous Ammonia Storage Tank policies (2/13/2021)
FAILURES of true "facility siting" - our "zoning" process is broken and dangerous!
Preparing a process for "opening"
OSHA updates their VPP Application with NH3 Refrigeration questions
Getting to know your toxic end points
The hazards of UNSAFE pressure testing
FM Global to the rescue once again with their Data Sheet 7-45 - Safety Controls, Alarms, and Interlocks (SCAI)
Why does it matter which ASME B31 section I apply to my piping circuits? Unpublished
Sulphuric acid process opening gone bad
CSB update on the N2 Mass Casualty incident at the GA Chicken plant
NEW 2021 standard for NH3 refrigeration systems in Alberta Canada
Design Pressure vs. MAWP of a ASME Pressure Vessel
Some of the 2020 LOPC events in chemical processes in Alberta
Worker H2S fatality @ Oil Battery
Bleeder valve left open during tank truck unloading causes fatal NH3 release
Failed energy isolation during process opening and poor communications results in fatal NH3 release
Stainless Steel process equipment and corrosion under insulation (CUI)
Our response to the PHA phrase "never happened before"
EPA and OSHA are getting serious in their RMP enforcement efforts, especially with NH3 refrigeration and refinery piping inspections!
Contractor's lack of a PPE HAZ Assessment, saved by the host facility's Safe Work Permit (OSHRC)
New relief valve on new compressor releases NH3 into engine room
OSHA PSM Inspection Activity (10/2019 thru 9/2020)
NFPA now recognizes ISA-RP12.12.03, Standard for PEPs
Pump cavitation demonstration (Video)
Do recommendations from the facility siting study report need to be included on the process hazard analysis (PHA) worksheet to be in compliance with .119(e)(5) and .119(e)(7)?
Understanding the requirements from 1910.119(i)(2)(iii)
RMP Amendments may get another chance under a Biden Administration
Lack of proper assembly and torque leads to blown out gasket leading to ammonia leak from heat exchanger
Did the IFC relinquishes NH3 refrigeration to IIAR?
NFPA 497 has its Table 4.4.2 updated with new chemical-physical property data
The Chlorine Institute recognizes three (3) piping pressure testing techniques
The Chlorine Institute has revised its hydraulic thermal expansion design considerations
The Chlorine Institute revises its piping leak testing protocols
The Chlorine Institute has revised its piping RAGAGEP
PHMSA issues DRAFT FAQ for Midstream facilities and OSHA's PSM
Tenth Circuit Appeals court rules a boiler connected to a PSM/RMP covered process is part of the "covered process"
Emergency Response Coordination Activities Effective Date(s)
Differences in accident history between Program 1 eligibility and the hazard assessment
Dispersion Modeling Systems Relevant to Homeland Security Preparedness and Response
Pipe Welding and Welder Qualifications (ASME B31.1 and 31.5)
COVID safety changes may need an MOC when they impact a PSM/RMP process
Deficiencies in Process Piping Cause Gas Release Incidents (QA and MI programs)
Sampling the PSM/RMP covered process can be a serious risk
Do the quantities of two separate vessels that are interconnected with a closed valve need to be aggregated for the worst-case release scenario analysis?
Are mechanical controls such as alarms considered administrative controls and therefore limit the worst-case release quantity?
Worst-case release scenario “quantity released” reporting for a mixture
FRESH AIR intakes for a ventilation system need to be from a source of FRESH AIR! (Part II)
A food pantry, 50% Hydrogen Peroxide, and DHS's CFATS
A PHA is not a JHA; a JHA is not a PHA Unpublished
More on the limitations of Excess Flow Valves - 9 out 10 times they may let you down when you really need them
Flammable Liquids, Combustible materials, and Pressure Vessels
Are you an Anhydrous Ammonia distributor using Nitrogen Stabilizers?
Safety Advisory: Effects of additives in anhydrous ammonia nurse tanks or delivery tanks (Transport Canada)
UPDATED 09/12/20: OSHA PSM Citations @ food plant (Fatality, NH3 & $107K)
EAPs and Procedures to be followed by employees who remain to operate critical plant operations before they evacuate (1910.38(c)(3))
Which RMP facilities must develop an Emergency Response Program?
Can the partial pressure exemption be applied to formaldehyde solutions?
Process Safety and our primary containment systems
RMP Emergency response coordination activities effective date
Anhydrous Ammonia, nitrification inhibitor, and EPCRA Sections 311 and 312 reporting
Updated PSM/RMP Audit Checklist with EPA Emergency Response updates
Bolted Flanges - torque with dry/rusty bolts
Bolted flanges - sweat the small stuff (LPG Jet Fire)
Routine and Non-Routine process openings and Chlorine
Hydrostatic Relief on piping systems - why so much hate?
Are you worried about a hydrostatic relief system discharging an HHC/EHS into an occupied space?
When 1926.64, OSHA's PSM standard for Construction would apply
2020 UPDATE on EPA's Initiative to Improve Safety of Ammonia Refrigeration Facilities in New England
When must a facility with an RMP covered process develop an emergency response program?
Owner / operator compliance audit timeline
Process Safety Information... sweating the small stuff (Flange Bolts/Rods)
Designed with maintenance in mind, NOT! (Ammonia Refrigeration header detection)
A chicken processor loses its appeal regarding MI procedures (j)(2) and inspections (j)(4)
Process safety failures led to the fatal Styrene release in India last month
NH3 2,100 pound NH3 LOPC event exposes eight (8) workers, one hospitalized ($119K)
Nitrogen Gas generator for fixed water-based fire suppression systems
Fabrication and Field Testing of Refrigerant Piping (ASME B31.5)
OSHA Interpretation on Connected Processes managed by two different companies, but on the same contiguous property controlled by an employer or group of affiliated employers
Compressor vibration may have caused ammonia leak
Ammonia released from a cold storage room evaporator
Improper torque leads to Hydrogen fire and explosion
Visual differences between a BLEVE and a HIT
Check valve flange failure leads to Ammonia release (Technical Safety BC)
What can happen when pressure testing is not done by the book
Two Kansas Companies Fined $1 Million Each In Atchison Chlorine Gas Case
Determining frequency of emergency coordination activities (changes to response capabilities)
Face Coverings, flame-retardant/resistant clothing (FRC) and hazardous locations
Worker injured by explosion in hose during pressure testing (WorkSafe Victoria)
Three (3) MUST DO with Excess Flow Valves (EFV)
Welding Inspectors and their documentation
A shaft seal failure on a compressor in a refrigeration system released approximately 5lbs of ammonia (Technical Safety BC)
Intermittent compressor shaft seal leak resulted in multiple ammonia releases (Technical Safety BC)
Black liquor pulp by-product released from ruptured SAE 304 stainless steel piping elbow (Erosion/Corrosion - Technical Safety BC)
Main shaft seal compressor failure releases ammonia (Technical Safety BC)
Compressor valve packing failed to maintain a seal to prevent Ammonia saturated oil leak (Technical Safety BC)
Crack in suction header pressure gauge line results in a NH3 leak (Technical Safety BC)
Circuitizing your piping for maintenance/inspections (API 570/574)
Common Operator Deficiencies Discovered by Safety Environmental Management System (SEMS) Audits
Don't skimp on your piping inspections (API 570 and 574)
Styrene Incident in Visakhapatnam, India (Polymerization Incident?)
EPA UPDATES their RMP GDC guidance (April 2020)
Production facilities that recover natural gas liquids may have enforceable PSM-covered processes
Multiple LOPC incidents involving highly toxic and corrosive chemicals from incompatible fittings
Line Break gone BAD (Natural Gas and verifying a ZES)
Pipe Labeling and ASME B13.1 (EPA RMP & $2,700 and $89K abatement costs)
Inherently Safer Technology Reviews (NJ TCPA)
Compliance in a time of COVID-19 Pandemic
NEVER use the HHC/EHS as your pressure/leak testing media
This is why ASME B31 series requires us to have written procedures for pressure and leak testing the piping
Leak testing gone bad (Bubble test on NH3 pipe/valve weld)
Line Break gone BAD (replacing a defective NH3 pressure gauge)
EPA required to issue rules requiring hazardous substance spill-prevention and response planning in the next 2 years
Ammonia Refrigeration, flange connections, gaskets, and torque (EPA Region VI)
What does a "suitable telltale indicator" look like when we have a dual relief system (Part II)
Bypassing safety devices is a no-no! (BSEE Alert)
Pressure Relief Valve Testing on Pneumatic Systems (USCG Bulletin)
Changes to a plant's water system leads to a flash fire (MOC and State Plumbing Code)
No MOC for reduction of inventory to below PSM/RMP TQ leads to LPOC event (engineering out excess flow valves)
When does a pressure vessel not require a pressure relief device? (ASME 6-inch exception)
Contractor Safety training at petroleum refining or petrochemical manufacturing facilities (WA-OSHA)
Amine regeneration unit explosion (UK's HSE Report)
EPA Updates its National Compliance Initiative: Reducing Accidental Releases at Industrial and Chemical Facilities data
Houston Explosion, Propylene, PSM, and RMP
Hazardous Locations: When, Where, and How Unpublished
Process Safety and Engineered Pressure Enclosures Unpublished
Canada's Ammonia Refrigeration staffing requirements (Public Occupancies)
Line Break gone BAD (Chlorine)
When we fail @ Hot Work Safety (Video of Designated HW area)
CSB's Accidental Release Reporting
No Procedure for Requesting RMP Five-Year Review Extension
Types of Information Relevant for Response Planning
Time Frame to Submit RMP Emergency Contact Information Changes
Key Safety Measures for Ammonia Refrigeration Processes (EPA & IIAR)
What does a "suitable telltale indicator" look like when we have a dual relief system
OSHA's Process Safety Management and EPA's Risk Management Plan Regulatory Requirements along with the CCPS Risk Based Process Safety Elements
Process Safety is blowing in the political winds (GHS and Flammable Gas Categories)
EPA EPCRA/CERCLA citations for two (2) Ammonia releases ($82K)
Line Break gone bad (Natural Gas Condensate w/ flash fire)
Inadvertent Opening of Valve Causes Injury (Safety Alert)
Emergency Response to a CATASTROPHIC FAILURE of a Y-Strainer leads to fatal explosion (Isobutylene & $131K)
Structural failure leads to NH3 LOPC event and 16 employees treated and 3 hospitalized
Why Hydrostatic Pressure testing is the preferred method - over pneumatic methods
BLEVE #1 (2020)
Pressure testing for individual piping system components (an official interp)
Have you granted your local Fire Department access to your Ammonia Machinery Room on a 24/7/365 basis?
Line Break gone bad (Butane w/ improper energy isolation)
Small cracks grow up to become big cracks and big problems (NH3 direct expansion chiller)
EPA publishes the FINAL RMP Rule (Rescinded Amendments)
CSB's proposed chemical accident reporting rule (CFR 1604)
EPA's RMP - Quantity of a substance in a mixture or solution toxics with listed concentration (Conc >20% Aqua Ammonia)
Helping lower risk through safety engineering (Chlorine and Gas Cabinets)
FINAL REPORT on the Intercontinental Terminals Company (ITC) Tank Farm Fire
Process opening GONE BAD with flammable vapors and a cordless grease-gun
Diaphragm failure is caused from overpressure due to trapped liquid ammonia
Ammonia release results in facility evacuation and temporary shutdown (CUI)
Compressor fails causing an uncontrolled ammonia release
Case Study - Ammonia Incidents in British Columbia (BC) 2007 - 2017 (November 2019)
In Process Safety - Torquing Matters! (NH3 Leak on manway gasket)
Corrosion Under Insulation (CUI) leads to NH3 release
Bonnet gasket leaking from chiller isolation valve to oil pot (10 pound release)
Guidelines for Ammonia Refrigeration Plant Equipment Integrity Programs (TSBC Draft #2)
Anhydrous Ammonia Tank Failure - South Africa 1973, Detailed report on a major disaster in a fertilizer plant
A 3rd Catastrophic Failure of a NH3 Refrigeration pressure vessel
Line Break gone BAD (Phosgene)
What RMP information will be available to the public under the new RMP Reconsideration Final Rule
RMP Reconsideration Final Rule is FINAL as of November 20, 2019
Another CATASTROPHIC FAILURE of a Ammonia Refrigeration vessel (150-gallon Vessel @ chicken slaughterhouse)
A PSSR is NOT an Initial Start-Up Procedure
When a Nitrogen (N2) Purge makes an A_s out of U and Me (Assume)
Anhydrous Ammonia exposure leads to a tracheotomy (OSHA)
Why was the Intercontinental Terminal Company (ITC) Tank Fire not a PSM accident?
Car Seal program and NFPA 496 Type Z Pressurized Cabinet
Piping inspections matter - NH3 pipe pinhole(s) failure (Video)
What it looks like when a 1.5" NH3 Relief Valve lifts (Video)
Catastrophic Failure of an Anhydrous Ammonia Receiver (Video)
Ammonia Engine Room Explosion (Video Elk Grove, IL 2017)
Qualifiying your PSM/RMP Contractor is more than OSHA Rates! (high pressure piping contractors)
Hierarchy of Hazard Control Analysis (HCA)
Hot Work Incidents Involving NH3 Refrigeration Facilities (NFPA Data 2011)
NFPA 77 and the use of jumper cables and star washers at flanges
National Board turns 100 on 12/2/2019
There is a BIG difference between a Compressed Gas and a Liquified Pressurized Gas (and it matters immensely!)
NFPA 58 (the leading Flammable Gas code) updated to 2020 Edition
Piping inspections during installation (API 570)
PSM and Aerosol (Flammable Gas) Containers Stored in Warehouses/Distribution Centers
Why some refrigerant piping falls into ASME B31.3 rather than B31.5 Unpublished
Is a CUI inspection required for insulated vessels?
API 510 Internal Inspection Frequency
EPA's RMP Vulnerable zone determination
NEW RMP Application and Program Level flowchart
Pipe flanges and process safety
ORFA Commentary on Ontario-related Legislation, Regulations, and Registered Refrigeration Plant Operational Best Practices
UK's HSE Safety Alert - Catastrophic rupture of dead-leg pipe-work
EPA RMP Program 1 five-year accident history and hazard assessment differences
EPA RMP Worst-case “quantity released” reporting for a mixture
Ammonia (concentration 20% or greater) and ammonia (anhydrous) alternative release scenarios
Effect date for 2017 RMP amendments
EPA RMP... Emergency response Coordination activities effective date
What changes and amendments were made to the Risk Management Program in 2017 and when will they go into effect?
EPA RMP... should the model include the entire quantity of the mixture or just the quantity of the regulated substance present in the mixture?
EPA RMP... When does a facility need to revise its OCA?
EPA RMP... What is considered hot work and what are the requirements related to hot work?
EPA RMP... What are the requirements related to contractor procedures and performance?
EPA RMP... Is there a required minimum or maximum distance for the distance to endpoint in the worst case release scenario?
EPA RMP... Does the owner or operator have to maintain a written copy of the RMP on site at the stationary source?
EPA RMP... Does this require the owner or operator to submit an annual update or certification to EPA or the implementing agency?
EPA RMP... What are considered industrial buildings, commercial buildings, or recreational areas, and how can they be identified?
EPA RMP... For the five-year accident history, does the owner or operator need to include accidental releases that were only released onto the land or into water?
EPA RMP... Do the quantities of two separate vessels that are interconnected with a closed valve need to be aggregated for the worst-case release scenario analysis?
EPA RMP... What is the definition of fuel for the purposes of exclusion?
EPA RMP... Are mechanical controls such as alarms considered administrative controls and therefore limit the worst-case release quantity?
EPA RMP... Do all facilities subject to the risk management program regulations have to develop an emergency response program?
Expansion/Seismic hoses, excess flow valves, and check valves
Internal inspections... of my pressure vessel??? We don't need no internal inspections
What happens when the NH3 release inside the engine room exceeds 40,000 ppm?
2019 edition of the National Board Inspection Code (NBIC) summary of major changes
Anhydrous Ammonia hydrostatic expansion event?
Hazards of Improper weld repair and failed hydrostatic pressure testing?
EPA RMP GDC citations @ windshield wiper fluid manufacturing facility (Methanol & $197K)
Benchmarking Risk by Whole Room Scale Leaks and Ignitions Testing of A3 Refrigerants
Human Factors 101 - #1002 Signs
Human Factors 101 - #1001
Hazardous Materials and Chicago Coupling(s)
Piping Corrosion (External - Outside/In)
Current National Enforcement Initiative (NEI), Ammonia Refrigeration - What To Look For
Overview of New RMP Provisions (EPA Region 3)
EPA announces their RMP enforcement and compliance assurance priorities for fiscal years 2020 to 2023
Ammonia Refrigeration and Tight-Fitting Doors
Setting the record straight on NH3 detectors, the IMC, IFC and ASHRAE 15
Why lawyers/judges make poor safety engineers (OSHRC NH3 PSM decision)
Was the massive explosion at PES this past week a BLEVE or a HIT
NTSB issues PRELIMINARY findings on Beach Park, IL NH3 release
What you do with your "Ammonia bleed water" matters!
Controlling access to your process battery limits is CRITICAL... for almost everyone
Vehicle Impact Protection Alternative to Bollards - Curb Barrier Protection Model
Anhydrous Ammonia Pipe Welding per ANSI K61.1/CGA 2.1 (ASME B31.3)
North Dakota's Anhydrous Ammonia Code - well done ND!
Accidents associated with ammonia (ARIA)
Explosion of an alcohol tank inside a vinegar plant
Hydrogen chloride release following a maintenance operation
Explosion of an underground solvent storage tank during a maintenance operation
Phosgene discharges in a chemical plant (IMPEL)
The use of sulfur stick to find a CAT 2 Flammable Gas Leak comes with some inherent hazards (Video)
Process Safety MANAGEMENT Unpublished
Anhydrous Ammonia Exposure Event (Line Break Gone Bad - RV change out @ power plant)
Anhydrous Ammonia nitrogen stabilizers need an MOC and PSSR in the fertilizer industry
Workers Hospitalized from Ammonia Leak during PRV Maintenance (Line Break/Process Opening Gone Bad @ food plant)
Process Opening 24' up in a scissor lift gone bad (NH3 Oil Draining)
NH3 Fatality after ice cream vessel (NH3 coils) catastrophically fails
One Killed, One Injured Following Ammonia Vessel failure (Oil Separator)
UNSAFE NH3 charging practices causes catastrophic failure of 150-pound NH3 cylinder and a fatality
FATAL NH3 refrigeration vessel catastrophic failure at 170 psi
Fatal NH3 release caused by threaded joint weakened by vibrations
Example of valves to Car-Seal OPEN and CLOSED on a NH3 refrigeration process
Line Break Gone Bad (Flammable Liquid)
Welding on used containers fatal explosion
A little known CAT 1 Flammable Liquid with an IDLH of 10 ppm Unpublished
Perfect example of delayed response to HF acid exposure
EPA issues a Hazardous Weather Release Prevention and Reporting Alert
Process Safety Tip... Car Seal vs LOTO
What do we see in this picture? (Pressure vessels and fire scenarios)
Proper application of Emergency Escape Breathing Apparatus (EEBA)
So does OSHA really want to revise the PSM standard?
Leak Testing Fatality GDC Citations
Excellent explanation of the HFO-1234yf transition
Line Break Gone Bad (Cl2 Bleed)
Cl2 release at corn and flour milling facility from ruptured vacuum regulator
When inches matter in our design basis
Valve fails while being turned and releases 200 pounds of NH3 leading to 1st and 2nd degree burns
Hazards of improper pressure testing - Employee Is Killed When Refrigeration System (commercial) Explodes
Ammonia Evaporator not LOTO'ed leading to 68 pound release and 4 hospitilizations
Liquid ammonia causes frostbite injuries to sanitation employee working on Evaporator drain pan
My Aussie friend in safety ROCKS!
Is there a difference between a vapor and a gas?
Did we just experience an NH3 Worst-Case Release Scenario?
Eeny, meeny, miny, moe (Human Factors)
Anhydrous Ammonia is still the top Toxic involved in RMP 5-year accident histories
1,800 pound Ammonia release from a CO2/NH3 Cascade Refrigeration System
What does it mean when we say our facility has coordinated response needs with local emergency planning and response organizations?
Process Safety and our pipe flanges (type of bolts, threads showing, etc.)
Quite Possibly the best ASME B31.3 Cheat Sheet for Anhydrous Ammonia (MN-Dept of Ag)
Purged and Pressurized Enclosure Protection Techniques in HAZLOCs
Draining/Venting an HHC/EHS from a process
Another example of "Start-Up After Turnaround/Shutdown"
OSHRC defines PSM Battery Limits (Boiler Explosion @ Refinery)
Ruptured refrigeration evaporator releases ammonia resulting in extensive area evacuation
US EPA's Safety Video - Anhydrous ammonia safety in ice rinks (2019)
Hazards of Pressure Testing using the Hazardous Material as your test media
WorksSafeBC ammonia inspection results (3/2019 Update)
A look at EPA's Ammonia Refrigeration General Duty Clause (GDC) Pilot Project
Verification of Energy Isolation Device effectiveness is CRITICAL (CCPS Process Safety Beacon)
Why its important to establish process battery limits to control external hazards to the process
RMP Trends Analysis (NC DEQ)
Pressure Testing Hazards are serious and need written procedures
Corrosion Under Insulation (CUI) and just a tad bit of thickness loss
Does your process have a rupture disc below the relief valve?
When you need to PNEUMATICALLY pressure test your pressure vessel
Have you revised your Incident Investigation procedure/practices and report form(s) for your RMP covered process(s)?
NJ's Toxic Catastrophe Prevention Act (TCPA) Program Update
NFPA 51B - 2019 Updates to Fire Watch and Fire Monitoring Requirements
Emergency Pressure Control Systems (EPCS) and Car Seal Program
EPA's RMP and Ammonia Refrigeration
LOPC... just four letters but they mean SO MUCH to process safety engineers
An emergency alarm system at a PSM/RMP facility and NFPA 72
Why are the pressure vessels in my PSM/RMP covered processes managed differently than those "every day" type pressure vessels?
Is API 570 your Piping Inspection/Repair RAGAGEP... Repair Requirements are now crystal clear
MDMT and Atmospheric Temps
OSHA's position on flammable liquids (.106) and PSM (.119) with regard to PD pumps in a process
The Food Industry, Peracetic Acid (79-21-1), and the 1% Rule
Safety in New England Ice Rinks (EPA Region 1)
Managing your PRCS Entry Program/Procedures at a PSM/RMP covered facility
EPA's RMP Reconsideration Rule
Process Safety - Systems and Equipment Isolation
Don't let fools scare you! EPA RMP 3rd Party Compliance Audits
Ammonia release caused by a "recalled" solenoid valve not being addressed
PSM/RMP "Inspection of Buried Process Piping" Unpublished
The differences between ASME B31 series and API 570 series
OSHA 2018 citations in NAICS Code: 493120 Refrigerated Warehousing and Storage
A look at EPA's RMP Emergency Response "Exercises" requirement Unpublished
The RMP Amendments are NOW EFFECTIVE as of TODAY
What are inherently safer practices?
Moving from PSM/RMP Operating Procedures to Emergency Action Plan (EAP) to Emergency Response Plan (ERP)
Fernie Investigation- Findings & Recommendations for Refrigeration Contractors/Mechanics (Video Presentation)
What are "applicable provisions of the emergency action plan" for contractors working at a PSM/RMP covered facility?
What is "corrosion allowance" and why should I care about it?
Flame-Resistant Clothing and emblems (and reflective striping) on the garments (Size now matters!)
NYC RMPs
EPA's 2017 RMP Amendments Compliance Obligations
Chlorine Accident Summaries (1968 - 2003)
Fatal Explosion - catalyst Raney nickel was exposed to air during cleaning
Technical Safety BC Workshop pinpoints two factors behind ammonia releases
Can compressed air be used for pressure testing refrigerant piping?
BSEE Safety Alert - Fired Vessel Hazards Identified in Risk-Based Inspections
EPA releases the 2017 RMP Accidents
Leave the politics out of my Process Safety!
OSHRC differs on what constitutes RAGAGEP
Is EPA seeking to modify the List of Regulated RMP Substances?
EPA Region 7 RMP Accident Data Analysis
UPDATE on Seafood Plant NH3 Fatality (New Scene Pics)
EPA RMP Amendment Dates (as of 9/14/2018)
A deeper look into OSHA's PSM vs. EPA RMP
Process deviation indicators (i.e. alarms)
Chemical Facility Anti-Terrorism Standards (CFATS): Ammonia (Anhydrous)
The Ventilation Design Basis begins with our intakes
United States Court of Appeals vacates the RMP Amendments Delay Rule
8-hr RMP Submittal Course
2018 BLEVE in Italy (MC331 LPG Tanker)
How do you update your RMP Emergency Contact info within a month when a replacement contact is not in place within one month?
Anhydrous Ammonia will BURN! (Video)
"Slugging" Compressor with liquid ammonia (Video)
Line Break Gone Bad (tetra-methyl ammonium hydroxide and man-lift)
Labeling for PSM/RMP Process "Battery Limits"
The Borden's Ammonia Explosion December 11, 1983
LPG leak at flange during Start-Up (DMIR)
Shelter-In-Place means a RMP Update is due in 6-months
Process Operators and "Emergency Response"
Car-Seal Program (Revised 6/2018)
WorkSafeBC Ammonia Inspection initiative Update (June 2018)
OSHA and "No. 54 drill-size openings" (Anhydrous Ammonia)
Should a PRD header/manifold system have "intervening valves"?
Fiscal Year 2018 U.S. Chemical Safety and Hazard Investigation Board Management Challenges
Scissor Lift causes NH3 leak and serious chemical burns and severe respiratory damage
Why I would never ask... "What if the RV has an incorrect set point" in my What-if Analysis
Why I no longer list "Relief System" as a PREVENTION Safe Gaurd in most of my "HIGH PRESSURE" scenario(s)
What is my FIRST LAYER of protection?
OSHA’s Potential Revisions to the Process Safety Management Standard
EPA's Proposed Changes: Rescind Incident Investigation, Third-Party Audit, Safer Technology and Alternatives Analysis (STAA), and Other Prevention Program Amendments (May 2018)
EPA's estimated costs of chemical accidents with off-site impacts
Try to look at your next PHA in a different frame of mind
Recommended improvements to EPA's RMP inspection process (OIG 2018)
OSHA's official interpretation and explanation of the phrase "on site in one location"
Difference between Maximum Intended Inventory and "the charge" in an NH3 refrigeration process
CAL-OSHA's Annual PSM Report
RMP Reconsideration Proposed Rule Fact Sheet (May 2018)
Hot Work and an IMPAIRED SPRINKLER (and update FM HW Data Sheet)
EPA RMP Amendment(s) UPDATE (May 2018)
Which ASME B31 Piping RAGAGEP will apply to my process piping?
OSHA'S revised Process Safety Management "Retail Exemption" Enforcement Policy (2018)
Top 10 errors using Flame-Resistant Clothing (FRC) for flash fire protection
Changes to facilities that affect a covered process (1910.119(l)(1)
Diesel Tank Hot Work Incident Investigation Report
National Board's position on "intervening stop valves" in Relief systems
Understanding an NH3 Refrigeration "Emergency Pressure Control System"
More Human Factors nightmares (NH3 to LPG Tank)
Thoughts on our Ammonia Process Diffuser Tank's Mechanical Integrity
Is a NH3 discharge to a water diffusion system a "reportable release"
Mechanical Integrity for your Anhydrous Ammonia Hose(s)
How often are you pressure testing your Bulk Unloading/Loading Hoses?
WorkSafe BC - Ammonia in Refrigeration Systems (Revised 3/2018)
CFATS data update
Are your fire hydrants in your Mechanical Integrity Inspection/Testing program?
Protecting your fire hydrants and connections per "code"
How many RMPs do you have vs. How many processes you report in your single RMP
Relief Valve Testing and the National Board
EPA updates the RISK MANAGEMENT PLAN RMP*eSUBMIT USER’S MANUAL
OSHA, along with EPA and DHS, make up the Chemical Facility Security and Safety Working Group
IFC's Section 606.8 Refrigerant detector, alarm signals and "approved location(s)"
Is the IIAR adopting "bench testing" for Relief Valves?
WorkSafeBC Ammonia Inspection Initiative update (2/2018)
4C HSE Conference PSM Presentation
FM Global offers a HOT WORK PERMIT APP
When your hot gas defrost just isn't get'n her done!
Returning to Service after Line Break/Process Opening GONE BAD (SO2 Valve)
Ohio Environmental Protection Agency's Business Impact Analysis on OAC Chapter 3745-104, “Accidental Releases Prevention Program” (RMP)
Federal EPA considering a "new fee" for facilities under the RMP and SPCC rules
FM Global's NEW Data Sheet shares Loss Histories related to Ammonia Refrigeration Processes
Ohio's new Mechanical Refrigeration Code (based on IFC 2015)
OSHA's General Duty Clause and RV's "discharging to a safe location"
Process Safety Training - April 2-6, 2018
ASME B31.3 Pressure Testing and Leak Testing Requirements for Process Piping
Human Factors and Process Valves
D.C. Circuit Court Sets Oral Arguments for Challenging EPA's delay of the RMP Amendments
D.C. Circuit Court Sets Oral Arguments for In Challenging EPA's delay of the RMP Amendments
RMP Top 20 Facilities w/ a 5-year Accident History (Jan. 2018)
Improper "Hot Charging" causes NH3 cylinder to rupture
Ammonia release leads to flashfire and destruction of electrical inside conduit
Dangers of process openings and bleeding off NH3 (RV Change out)
Process/Line Opening gone bad
What does a "Hierarchy of Hazard Controls Analysis (HCA)" look like?
Break-down of WA-OSHA (DOSH) NEW PSM standard for Refineries
WA-OSHA has released its DRAFT language for its PSM Standard for Refineries
Relief System Design Basis Tips from Canada's TSSA
When piping pressure tests go bad
This is why using your hazardous material to perform the pressure or leak testing is NOT a good idea
Opening the cage (LOPC) allows the animal to roam free
Disconnecting "process hoses" are by definition a "Line Break/Process Opening" task (Chlorine)
Pressure Testing newly installed HHC/EHS Piping matters (Chlorine start-up)
CSB's latest video on the 2016 Kansas WRONG CHEMICAL to WRONG TANK incident (H2SO4 and NaClO)
Flanges, their bolts, their gaskets, and their TORQUE
Line Break/Process Opening GONE BAD (NH3 Pump Down)
A new grade of anhydrous ammonia fertilizer means an MOC, PSSR, etc.
Using codes/standards from foreign countries to improve process safety
Annual SOP(s) review and training
Correcting RMP with new emergency contact information
OH EPA offers a "CHECKLIST FOR SIMPLE REVALIDATION"
Refrigeration Safety Study - Ammonia Incidents in British Columbia (BC) 2007 - 2015
OH Mechanical Code Update (11/2017)
OH Fire Code and Ammonia Refrigeration as of 12/15/2017
2018 IFC changes in HAZMAT piping requirements
Line Break/Process Opening GONE BAD (NH3)
Another fatal hot work (electrical tool) explosion on storage tank
Hot Work Accident Data (NFPA 2016)
New versions of CAMEOfm and Tier2 Submit are now available (November 2017)
Does EPA believe NH3 is safer and better for the environment than R-22???
Do regulated facilities fare better after Hurricanes?
300# NH3 release from ruptured cylinder during start-up of a refinery alkylation unit
Using CAMEO Tools for RMP and EPCRA Off-Site Consequence Analyses
RMP Data by the numbers as of November 2017
FM Global is leading the way with revised Hot Work Permit and Fire Watch Requirements
What your piping contractor should provide you for your PSM/RMP piping installation(s)
UPDATE on the 40,000 NH3 release in IL in April 2016
Ohio upgrades Hot Work requirements when performing Hot work on flammable and combustible liquid storage tanks
State of Ohio to require NH3 RV Discharge to be thru a destruction system or have an engineering analysis stating otherwise
Hydrostatic test or Pneumatic Test... which shall I use on my flammable liquid piping?
Bleeding off NH3 Accident (2017)
2017 OSHA PSM activity by Industry Sectors
How things have changed in the world of RMP Risks... Anhydrous Ammonia
An explanation of Certified Welding from the National Certified Pipe Welding Bureau
"Welder Certification", What it is - What it isn’t (AWS)
Chlorine Institute pulls Pamphlet 74 - Guidance On Estimating the Area Affected By A Chlorine Release
Did you hear about the ammonia release at the IN Food plant that killed six (6) - me either, but EPA has
4,400 pound anhydrous ammonia leak @ meat plant (PSSR & Torquing Failures)
Chlorine Accident Study (Ministry of Ecological and Solidarity)
Ammonia Refrigeration Accident Study (Ministry of Ecological and Solidarity)
Seal/Gasket accident study
Rupture of a cryogenic ammonia tank w/ vapor cloud ignition (1989, USSR)
"It's just Ammonia" - yep it sure is! (1992 Senegal/SONACOS catastrophe)
Make sure your "coded welder" certification is NOT out of date (ASME B31.3 and 31.5)
What does it mean when someone mentions the "VR Stamp" when discussing relief valves?
What does it mean when someone mentions the "R Stamp" when discussing pressure vessels?
National Board's NEW Part 4 Cross Reference Cheat Sheet
Playing "Who's on first, What's on second, I Don't Know is on third" - with EPA's R-134a refrigerant replacement (HFO-1234yf)
Is your car a traveling PSM covered process?
EPA Region 1 Increasingly Targeting Ammonia Refrigeration Processes for RMP and GDC Enforcement
It took two (2) years, but HFO-1234yf is now an NFPA Flammable "4"
Flaring off NH3 and a few things to consider
Fatal Hot Work - Tank Explosion (September 2017)
DHS's Chemical Facility Anti-Terrorism Standards (CFATS) October 2017 Update
"UPWARD" actually means UP, which is the opposite of down in RV Discharge Design
Can we have more than the PSM or RMP thresholds on site and not be covered under PSM or RMP?
NFPA 51B, NFPA 241, and your Fire Watch requirements
$2.7 Million in Damages from Faulty Sight Glass Valves (BSEE Bulletin)
OSHA's new publication "Process Safety Management for Petroleum Refineries"
Part II - BFD Fatality Report on NH3 Refrigeration Fatality (March 2016)
A sign of the times for the USA and our HAZMAT Facility Siting?
Niffty infrared video of an NH3 release @ cold storage warehouse (Video)
EPA's new "Final Rule" Risk Management Program (RMP) (August 2017)
Two Ammonia Refrigeration Technicians Sustain Corneal Burns
Draining oil from NH3 refrigeration process flash fire fatality
BFD Fatality Report on NH3 Refrigeration Fatality (March 2016)
A PERFECT example of Inventory Management and Inherently Safe Design (CL2 & $220K)
Georgia's Insurance & Safety Fire Commission issues Pressure Vessel Code violations following Nitrogen Fatality ($302K)
Steps required to correct or avoid deviation (1910.119(f)(1)(ii)(B)
DHS CFATS follows suit on "motive power" and application of the standard
Another WRONG CHEMICAL to the WRONG TANK incident (NH3 to LPG)
Your OSHA history may just stifle your growth...
Ammonia Refrigeration FATALITY - Hot Gas Defrost Valving Error
NC EPA RMP Inspections and Citations (2016)
Example of how an Initial Start-Up procedure is different (1910.119(f)(1)(i)(A)
EPA's RMP Program Level 3 Process Checklist For Ammonia Refrigeration Systems
AIR ALLIANCE HOUSTON’s lawsuit against EPA for delaying the RMP Amendments
A look into the inner workings of a fatal NH3 release
GUIDANCE FOR CALIFORNIA ACCIDENTAL RELEASE PREVENTION (CalARP) PROGRAM SEISMIC ASSESSMENTS
Your Risk Management Plan details are available for the world to see - a little bit of attention could save a lot of embarrassment
“What’s that Handle For?” A Primer on Lifting Devices (National Board)
Ammonia Leak Hospitalization (WA-OSHA Presentation)
"Layers of Protection" simplified
PSM and RMP... Design codes and standards employed
Fatality Alert - Overpressure of an Explosion-Proof Enclosure
EPA delays the effective date of the RMP Amendments for an additional 20 months
Washington Board of Industrial Insurance Appeals VACATES ALL of WA-OSHA PSM citations related to 2010 Refinery Explosion that killed 7
OSHA's CHEM NEP Update by the Numbers (June 7, 2017)
Hydrostatic Relief done RIGHT!
"Safety" for Process Safety Managers
"Nonincendive Equipment" protection technique can be difficult to manage
Corrosion Under Insulation (CUI) (Video)
CAL OSHA Standards Board passes new PSM requirements for Refineries
Anhydrous Ammonia unloaded to Propane Tanks (Wrong Chemical - Wrong Tank)
FATAL Explosion and Fire at Acrylic Acid Production Facility (Polymerization Reaction in Intermediate Storage Tank)
A MOC makes a great Halloween Costume…
The State of MA revises their "Process Safety" standard "527 CMR 33.00: Hazardous Material Process or Processing"
Even the Chemical Safety Board uses UK's HSE Material
A PSM Audit finding closure plan may entail a PSM/RMP Investigation
A pressure vessel service change (Lesson Learned)
Process Safety is more than a highly hazardous chemical (HHC) and its threshold
CSB Releases Preliminary Findings into WRONG Chemical - WRONG TANK incident in KS
EPA's take on Hot Work Definition and Permit Requirements
"Human Factors" matter in Process Safety... and @ crosswalks!
Line Break/Process Opening GONE BAD (flammable butylene mixture)
ASME B31.3 makes it clear that hydrostatic leak testing is PREFERRED
EPA RMP Amendments proposed delay until February 19, 2019
OH EPA offers nice "flow chart" for RMP Program Classification
Process Safety Management Course - Advanced (4/3-4/7/2017) Unpublished
State of CA ups the Refinery Contractor Safety Training requirements via state Hazardous Materials Management Code
OSHA's intent with the PSM "retail exemption"
OSHA, PSM, "Retail", and LOI's
UPDATE: Final Amendments to the Risk Management Program (RMP) Rule
738 pound Chlorine (Cl2 ) Release Investigation Report
EPA Extends Comment Period on Risk Management Plan Rule
Right-To-Know Website is BACK thanks to the Houston Chronicle
It's a bird, It's a plane, no... it's a pressure vessel (BLEVE 2017)
Pipe Systems - their QA labels and their supports (2015 IMC)
EPA amended RMP "Availability of information to the public"
Worst-case release scenarios for toxics and flammables involving the same process
Yep... it's just ammonia (OSHA Database Accidents)
Line Break(s) gone bad (Chlorine)
Is your plant speed limit based on engineering or a whim
2017 Seminar Fest Process Safety Manual and ppt (Student Access)
Aqueous solutions of HCl are NOT covered under the PSM standard regardless of quantities
EPA delays amendments to the RMP rule
US CSB Video "Blocked In" (Heat Exchanger failure due to isolation from RV)
Another PSM/Safety tip from International Mechanical Code (IMC)
OSHA issues REVISED 2017 National Emphasis Program for PSM Covered Chemical Facilities
OSHA's original guidance on PSM and "dispersal of inventory"
Line Breaking (e.g. Process opening) is like handling a gun
EPA's 3rd Party Audits
How will the RMP rule impact changes to OSHA’s PSM update? (EPA Letter)
EPA explains the changes to the FINAL RMP Amendments local emergency response coordination requirements
EPA clarifies the new "public information" requirements for their FINAL amendments of their RMP Rule
EPA explains the new Incident Investigation provisions in their Final RMP Amendments
EPA explains Safer Technology and Alternatives Analysis (STAA)
EPA explains the new RMP rule Third Party Audit requirements
EPA explains the new RMP rule provisions COMPLIANCE DATES
EPA issues two (2) letters regarding Ammonium Nitrate
U.S. Court of Appeals for the Fifth Circuit agrees that a control room's positive pressurization unit (PPU) is part of a "covered process" (PSM)
U.S. Court of Appeals for the Fifth Circuit finds that OSHA can't cite for violations that were over 6 months old (PSM)
Changes to the 2015 IFC impact “Mechanical Refrigeration” requirements in a BIG WAY
EPA's Amended Risk Management Plan Rule (December 2016)
A breakdown of EPA's amendments to their Risk Management Plan rule (2016)
Breaking down EPA's new Emergency Response requirements for RMP facilities
Breaking down EPA's revisions to the Risk Management Plan (RMP) rule Unpublished
EPA finalized it's Risk Management Plan Amendments
2015 International Fire Code (IFC) and Hotwork Requirements
AWS updates Specification for AWS Certification of Welding Inspectors
EPA issues new RMP FAQ - NFPA 4 Criteria
Just another "government tax" or is 527 CMR 33.00-Hazardous Material Process or Processing going to be enforced Unpublished
2016 RMPs Top 10 Lists (By Chemical & Pounds in Process)
RMP #'s by State
ASME B31 series for piping - Fluid Service Categories
OSHA Line Break Incidents and Citations
EPA recently offered more on "co-location" of two (2) non-connected processes
The holidays are upon us, so it is time for our piping "holiday inspection" (sarcasm)
FM Global revises their Hot Work Data Sheet
OSHA's 1910.119 Appendix A, Sulfur Dioxide (liquid)
OH EPA offers some RMP Program Level scenarios
Coast Guard issues Safety Alert regarding “nuisance alarms”, a lesson in process safety as well
Basic DOT Unloading Requirements SPECIFIC to LPG and NH3 (Class 2) Unpublished
Report to the University of Hawaii at Manoa on the Hydrogen/Oxygen Explosion of March 16, 2016
The Importance of Root Cause Analysis During Incident Investigation (OSHA Fact Sheet)
How well do you know your process piping?
Enforcement Delay Notice Note: OSHA is not implementing the July 2015 retail exemption memo
The Use of Metrics in Process Safety Management (PSM) Facilities (OSHA Fact Sheet)
UPDATE on Chemical Facility Anti-Terrorism Standards Top-Screens and Security Vulnerability Assessments (SVA)
Senator Boxer (D-CA) sends letter to EPA calling on the agency to strengthen their RMP revisions
CSB Presentation on West Fertilizer Lessons Learned
OSHA loses their battle to redefine "retail" in the PSM Standard (1910.119)
RMP Accident Data (2006-2016)
Catastrophic Failure of 500 ton Atmospheric Refrigerated Anhydrous Ammonia Tank (2016)
Can my PSM covered process be a RMP Program 1 process?
Do I have to count the quantities of my RMP covered chemicals in railcars sitting on my site?
FATAL Hotwork Explosion @ pipeline station ($1.6 million for failure to follow facility procedures)
HFO-1234yf refrigerant may end up in New Zealand Refrigerators and Home ACs
California Governor’s Office of Emergency Services extends CalARP Program 4 written comment deadline
Can a facility alter its highly hazardous chemical storage practices to avoid PSM?
OSHA publishes DRAFT "Process Safety Management for Small Business Compliance"
Ammonia Refrigeration, Diffuser Tank and Uniform Mechanical Code (UMC)
Ammonia Refrigeration, Diffuser Tank and NFPA 1
Another example of why our Line Break Permitting should cover MORE than just our PSM/RMP covered process(s)!!!
Fertilizer Canada has gotten serious about Facility Siting for NH3 Ag facilities!
NFPA's 2017 Edition of NFPA 70 (NEC) will impact facilities handling Anhydrous Ammonia
RMP Enforcement Data from Ohio EPA
EPA announces NEW National Enforcement Initiative: Reducing Risks of Accidental Releases at Industrial and Chemical Facilities (Fiscal Years 2017-19)
Is the state of IL moving fast enough to improve process safety @ NH3 Ag retail facilities?
Appropriations Bill Blocks OSHA's efforts to revise the "retail exemption" as it applies to Anhydrous Ammonia @ Fertilizer Distributors
OSHA Memo - PSM Chemicals and Covered Concentrations of Listed Appendix A Chemicals (July 18, 2016)
Dow Line Break/Equipment Opening Presentation
CSB Board Members Adds Preventive Maintenance and Emergency Planning and Response to Most Wanted Safety Improvement Programs
New twist in DOT unloading/loading and PSM/RMP Threshold Determination
California Announces Major Regulatory Proposal to Improve Safety at Oil Refineries
NBIC’s NATIONAL BOARD BULLETIN hits a homerun for process safety practitioners!
FY 2016 U.S. Chemical Safety and Hazard Investigation Board Management Challenges (EPA Office of Inspector General)
Managing boilers attached to a PSM/RMP covered process
Pressure Testing gone bad (Fatality)
NBIC introduces a NEW Certification Mark for Pressure Relief Valve Certified Testing Organizations
OSHRC rules that a boiler providing steam used in safety systems is part of the PSM Covered Process
"Routine Process Openings" can be hazardous as well
Downloading, Installing, and Running the Chemical Reactivity Worksheet (CRW)
A baseline for Pressure Vessel Safety in the USA
ASSE Safety 2016 - Line Break Presentation
PSM/RMP Application and NFPA 704 Ratings
UPDATE on OSHA's PSM Revisions (June 2016)
Congress meddling in PSM and OSHA Outreach Courses again
CAL-OSHA shares details on NH3 HOT Gas/Oil Draining Valve Error Fatality
HI-OSHA gives Federal OSHA PSM Inspection duties
How did you "Class" your PSM/RMP covered process piping?
Did you ever think about the information collection requirements in the PSM Standard?
OR-OSHA announce PSM Inspection Selection Protocol (VPP Sites exempted)
NH3 Fatality - Process Opening/Line Break Gone Bad!
OSHA PSM Letter – Agricultural Retailers Association, et al. v. United States Department of Labor
OSHA's behind the scenes political battle with PSM enforcement
OSHA issue Enforcement Policy Memo to Regional Administrators on "RAGAGEP in Process Safety Management Enforcement"
OSHA Clarifies the Flammable Atmospheric Storage Tank PSM Exemption and why they seek to change it
Process Safety Management SER Background Document (May 2016)
Process Safety Management Small Business Regulatory Enforcement Fairness Act (SBREFA) SER Background Document (May 2016)
UPDATE on OSHA's PSM Revisions (May 2016)
Pressure Differential Between Safety or Safety Relief Valve Setting and Pressure Vessel Operating Pressure (NBIC)
How strong is your MI "Quality Assurance Program"?
Intrinsically SAFE instrumentation MATTERS (digital pressure gauge caused explosion that severed arm)
An OSHA PSM or an EPA RMP inspection is NOT a 3-year audit
What does 527 CMR 33.00: Hazardous Material Process or Processing have to do with the Boston NH3 Fatality?
A functioning weak roof-to-shell seam on Diesel Tank (Hot Work Fire Video)
Using a pressure vessel that does NOT carry the ASME Stamp in the state of CA?
1998 BLEVE Aniversary
A part of process safety history ending this week (70 ton CL2 release)
Proud moment for SAFTENG
When does a process safety nearmiss become an incident that needs to be investigated
OSHA's GDC for Nitrogen Pressure Vessel Manifold Failure Fatality
Pipe flanges, screwed connections, fittings, valves, meters, etc. and our Hazardous Locations
Inside look at OSHA's desired PSM revisions
Cost–Benefit Analysis of Proposed California Oil and Gas Refinery Regulations (RAND Corp)
How safe is your Permit-to-Work management system? (QRA Results)
Low Pressure storage tank @ brewery catastrophically fails (RD installed upside down)
Crocker Park Propane Tank BLEVE (Update #4 03/14/16)
EPA releases Q&A's on Proposed Changes to the RMP Rule
Free PSM Workshop on April 29, 2016 (WA-OSHA, officially called Department of Labor and Industries )
What is the REQUIRED FREQUENCY of my relief valve(s) maintenance
Tying your Maximum Intended Inventory back to your material and energy balances
A sneak peek @ EPA's Revised RMP Rule (the NPRM)
OMB approves EPA's NPRM on the Risk Management Plan revisions (Modernization of the Accidental Release Prevention Regulations Under Clean Air Act)
FM Global offers FREE GUIDANCE on implementing a "car seal" program
The power of a vacuum (Videos w/ Railcar and Tank Truck)
OSHA requesting permission to inspect "small businesses" who have PSM covered processes
Did a terrorist group and anhydrous ammonia just validate DHS's CFATS?
Does your PSM/RMP utilize “check valves” as a safe guard to PRVENT “reverse flow”? (NRC and API 570)
Defining our Safety Systems in our PSI
HAZLOC's and "Fitness Bands" (Part II)
HAZLOC's and "Fitness Bands" (Part I)
BEST PRACTICES in Contractor Management (NSC White Paper)
ASME BPV Manufacturers' Data Reports On-Line Ordering Information
Catastrophic failure of non-coded pressure vessel (Fatal)
Managing your HFO-1234yf BLEVE risk (Part 6)
West, TX Fertilizer Plant Explosion analysis (videos/photos)
OSHA PSM citations @ chemical manufacturer (Flammables & $66K)
Failure of Relief System results in two (2) fatalities (WorkSafeBC)
FRESH AIR intakes for a ventilation system need to be from a source of FRESH AIR!
Butterfly valves and relief valve line isolation
Example of IMPROPER welding on pressure vessel(s)
OSHA's Interim PSM Enforcement Policy (December 23, 2015)
EPA Risk Management Plan (40 CFR Part 68) revisions being considered
Process Opening/Line Break Accident due to IMPROPER LOTO (Government of Western Australia)
Risk Management Plan (RMP) Facilities by the numbers (12/2015)
Worked Example of how a Category 1 Flammable Gas process can be DESIGNED so as to NOT be a PSM Covered process
Is “dispersal of inventory” an accepted method to maintain inventories BELOW PSM/RMP Thresholds?
Runaway: Explosion at T2 Laboratories
OSHA's PSM Retail Exemption, Anhydrous Ammonia, and 2016 Omnibus Bill
Anhydrous Ammonia leads RMP 5-year Accident Histories with Injuries
FM Global UPDATES their Hot Work Fire Statistics involving contractors (2013)
A chance to hear the reasoning/rationale behind Cal/OSHA's PROPOSED rules for "PSM @ Refineries"
Excess Flow Valves and the International Fire Code (IFC)
Legal UPDATE on OSHA's interpretation of a "retail facility"
EPA memorandum to establish EPA policy on the effect of the OSHA's reinterpretation of the "retail exemption"
A Few Good Auditors (as adapted from the movie A Few Good Men by Joe Chandler)
Report of Violation Findings for Third Quarter 2015 (NBBI)
Review of accidents involving ammonia (Institute For Systems Engineering And Informatics)
Analysis of Liquid Ammonia Leakage Accidents based on Safety System Engineering Theory
Explosion of a sulphuric acid tank (H2 Explosion - 2009 France)
Analysis of Accidents in Chemical Process Industry and Lessons Learnt
Start-Up Accident - Metal scaffold deck ejected out of cooling tower (PSSR FAILURE)
HAZARD ALERT - FIRST LINE BREAK (WorkSafeNB)
Is your HHC/EHS a “Category M Fluid” (ASME B31.3)?
Chlorine Piping design specs and joinment
What is NURF in the PSM World?
Pressure Vessel Failure Study
OSHA PSM citations @ refinery (Document Control & $77K)
Is changing the "service" of your pressure vessel a change that requires an MOC?
Do your pressure vessels design meet RAGAGEP requirements for "pressure differential" between set point and operating pressure? (NB-23)
CalARP looking to add a PROGRAM 4 for Refineries
CalARP Regulation DRAFT PROPOSED Amendments for Petroleum Refineries Emergency Response
Chemical Safety Alert: Safer Technology and Alternatives
What an Ammonia Vessel inspection and their RVs should look like
CFATs Program Statistics as of November 2, 2015
CSB FY 2015 Management Challenges (OIG Report)
Why Excess Flow Valves FAIL
FAQs from OSHA on their REVISED PSM Retail Exemption Policy
NH3 fatality filling nurse tank (Summary Nr: 200513448)
Could HFO-1234yf have a short live span in our car's AC unit?
Pressure Vessel Inspections 101
Gasoline Storage Tank Overfill Explosion (CSB)
Worked Example of Process Safety Information - “Consequences of Deviation”
OSHA extends the compliance deadline for the REVISED PSM "Retail" Exemption (10/20/2015)
Think you have control of your contractors? We may need to think again…
Material and Energy Balance and "change to facilities that affect a covered process"
ASME CODE and NBIC CHANGES 2015 EDITION
What it looks like to go from a Level 2 RMP to a Level 3 RMP
Refrigerant HFO-1234yf and Flame Retardant Clothing (Part 5)
Comparing EPA's RMP Level 2 to Level 3 Programs
What is the real reason for Maximum Intended Inventory?
Difference in PSI Safe Upper/Lower Limits and SOPs Operating Limits
Processing Facilities and PHMSA Jurisdiction (w/OSHA)
Questions and Answers from PSM Webinar Sept. 29, 2015 (OSHA’s Directorate of Enforcement)
Learnings from a catastrophic release of 24,000 pounds of methyl mercaptan
FREE Chemical Reactivity Worksheet (NOAA) and 1910.119(d)(1)(vii)
DHS CFATS - Anhydrous Ammonia Top-Screen extension
A REAL working example of how OSHA's 1% Rule works
MOCs and Technology
DHS CFATS - What needs to be done when a facility is bought or sold?
Deciphering HHC/EHS Concentrations for PSM/RMP Applicability
Consolidating two (2) Risk Management Plans into one (1)
Your RMP and Earthquakes, Floods, Tornadoes and Hurricanes
EXCELLENT short video on IIAR Pipe Labeling for NH3 Refrigeration
Refrigerant HFO-1234yf is a PSM HHC with “special or unique hazards” (Part 4)
Examples of catastrophic failure of NH3 refrigeration vessels caused by stress corrosion cracking (FMCSA)
Is the Refrigerant HFO-1234yf a BLEVE risk? (Part 3)
Dutch BLEVE Study (Department of Multi-Scale Physics, Faculty of Applied Sciences Delft University of Technology
Cal-OSHA PSM citations @ refinery (Flammables & $566K)
EPA RMP citations for "failure to update RMP every five years and §68.15 Management
Process Safety irony of the week
Refrigerant HFO-1234yf is a Flammable "4" in the NFPA 704 Diamond (Part 2)
Refrigerant HFO-1234yf is a PSM Highly Hazardous Chemical (Part 1)
Agricultural Retailers Association's Letter to OSHA regarding the "retail exemption"
Using Purged and Pressurized Enclosures for Electrical Equipment (Hazardous Locations)
OSHA's PSM Retail Exemption Interim Enforcement Policy
How does OSHA’s revised PSM “retail exemption” policy impact my RMP?
OSHA issues PSM Retail Exemption Interim Enforcement Policy
2014 Report of Violation Findings on Pressure Vessels and Pressure Relief Devices (NBBI)
National Board's 2015 First Quarter Violation Report (NBBI)
Our contractors and their “subs”
Proposed Regulatory Changes to Improve Oil Refinery Safety (CalEPA)
Plant Aging Study (UK's HSE COMAH )
Will our cars soon be miniature PSM/RMP covered processes due to the “mildly flammable” refrigerant they will contain?
EPA Seeks Input on Modernizing the Risk Management Plan (RMP) Rule
Making the case my PSM/RMP covered process complies with RAGAGEPs (Vessels)
EPA RMP vs. CalARP (CA Accidental Release Program)
OSHA's presentation on RAGAGEP Enforcement from 2015 ASSE
How could OSHA’s move to EPA’s “1% rule” for mixtures change at facilities handling OSHA PSM HHC mixtures?
What the heck is "partial pressure" and how do I calculate it for my PSM/RMP mixture?
OSHA memo on Process Safety Management of Highly Hazardous Chemicals and Covered Concentrations of Listed Appendix A Chemicals (same as EPA's 1% Rule)
OSHA memo on RAGAGEP in Process Safety Management Enforcement
Another atmospheric tank over-flow incident with a flammable liquid (CSB)
Example Contractor Work Permit
EO 13650 Actions to Improve Chemical Facility Safety and Security (Working Group Update)
ASSE 2015 Presentation and PSM Inspection Data (2/27/2014 to 3/30/2015)
Executive Order 13650 - Improving Chemical Facility Safety and Security Webinar Listening Session
Example Car Seal Program
A Process Hazards Analysis is NOT an “engineering review” - Part II
A Process Hazards Analysis is NOT an “engineering review”
Pipe labeling by way of ASME A13.1
NH3 Line Break accident
FATAL failure of an anhydrous ammonia compressor
Ammonia Line Rupture Kills One Worker, Injuring Two
Chemical Security Program Statistics as of May 1, 2015
OSHRC on PSM, Guarding, and HAZCOM from a Refinery NEP
Is a bollard just a post?
Excess Flow Valves... Installation, Testing and PM requirements
DIR Releases Status Report on Process Safety Management Regulatory Oversight of California's Petroleum Refineries
EPA is getting in the game of issuing citations for NOT doing an MOC on "staffing changes"!
Shock to the System (CSB Video on Hydraulic Shock in Refrigeration)
IL Pressure Vessel Inspection Frequency (DRAFT FM Procedure)
Chemical Security Program Statistics as of March 2, 2015
Interesting look at some RMP Data
Cal ARP Regulation Amendments 2015
Line Break Gone BAD due to IMPROPER LOTO and OSHRC vacates all OSHA citations (not a type-o!)
Changes in Regulation of Agricultural Anhydrous Ammonia
Do you “certify” your 3-year PSM/RMP compliance audits?
Consider the assumptions made during a PHA Facility Siting Assessment (Pipe Bridges)
RMP Facilities in the United States as of December 2014 (Congressional Research Service)
Region 5 RMP Presentation (one of the best)
Anhydrous Ammonia at Refrigeration Facilities Under Scrutiny by U.S. EPA
A look into what EPA expects in our RMP 3-year audits
MOCs are much like WORD or EXCEL… they can do so much more than we use them for
PSM Battery Limit Scenario w/ gas cylinders stored within the same building w/ NO passive fire barrier separation (OSHA LOI)
ANSI K61.1-1999 Updated and is now CGA 2.1-2014
RMP Program Level Flowchart (LA-DEQ)
FM Global Data Sheet beat CSB to punch on Hydraulic Fracturing in NH3 Refrigeration Systems
Chemical Security Program Statistics as of January 5, 2015
CFATS Corporate Approach (DHS 1/20/15)
Boiler Operator Attendance EXCEPTION Requirements now mirror a PSM/RMP style management system
Anhydrous Ammonia Safety Bulletin - Five Key Lessons to Prevent Hydraulic Shock (CSB)
Does a facility have an obligation to notify DHS if the facility is closing?
Dual Stamped pressure vessels
Safety systems and their functions in our SOPs
PSM/RMP Refresher Training Frequency is not a 1,094 day vacation from training!
Another MI Lesson to be learned - Tank Integrity
UK’s HSE issues guidance on RBI Maintenance Programs
HHC/EHS UNLOADING reliance on Excess Flow Valves and another lesson on pipe erosion-corrosion
Congress Passes Legislation to Reinforce Protection and Security of Chemical Facilities
ANSI Z49.1:2012 Available for FREE Download (pdf)
Marsh 1974-2013, Large property damage losses in the Hydrocarbon Industry - 23rd Edition
Another MI learning opportunity with regard to corrosion in piping
Interesting PSM/RMP nuggets from the 12/11/14 Senate hearing on EO - IMPROVING CHEMICAL FACILITY SAFETY AND SECURITY
The fundamentals behind “line breaking”
Christmas eve refinery explosion caused by frozen pipe (Technical Safety Authority of Saskatchewan Executive Report)
Joint Full Committee Hearing - Oversight of the Implications of the President’s Executive Order on Improving Chemical Facility and Security Committee
Chemical Security Program Statistics as of November 1, 2014
UK's HSE Human Factors Briefing Notes
What is a service class in Chlorine piping?
Testing for water in your Ammonia Refrigeration Process
Relief Devices and Condensers in NJ
Interesting RV replacement schedule for PV’s holding NH3 in WI
Bench Testing your Relief Valves and IIAR
CAL OSHA's PROPOSED PSM Standard for Refineries
OSHA’s revised Injury and Illness Reporting may call for an MOC at PSM/RMP facilities
Hazardous Locations (HAZLOCs) and Medical Devices
Catastrophic failure of Ammonia Cryogenic Storage Tank w/ Ammonia Fire (7 deaths and 57 injured)
How far would you go with the “co-Location” coverage to determine PSM/RMP coverage?
If this looks familiar... well, you may need some help (Cartoon)
Some interesting changes coming to CalARP
What to Expect from a CFATS Authorization Inspection (DHS)
DHS issues ANPRM for CFATS
Process Safety and calibrated direct-reading instrument
10 years of NH3 and CL2 release data (2004-2014)
OSHRC decision on PSM Contractor Training and Work Permits
Purposely Setting a Valve Higher than Nameplate Stamping: Acceptable or Not? (NBBI)
UPDATE - Anhydrous Ammonia (NH3) Fatality at a NE Co-Op was an UNLOADING ACCIDENT
CA Ice Rink forced to shutdown by local FD because of failure to comply with CalARP
EPA's Risk Management Program (RMP) Request for Information (RFI)
UPDATE on NH3 Fatality... Coroner's Jury Rules on Anhydrous Ammonia Incident
Flammable Liquids process, PSM, MOC and simultaneous flows
API Releases three (3) New Standards
Your RMP "Emergency Contact"
U.S. EPA Risk Management Plan (RMP) Webinars and Training - RMP*eSubmit Webinars
Boiler and Pressure Vessel Report of Violation Findings for First Quarter 2014
Hazards of Hot Work on Vessels/Containers
Just some random thoughts about "Detectors in my header"
Catastrophic Failure of a Liquid N2 Storage Tank - BLOCKED IN scenario (Japan, 8/28/1992)
UK's HSE guidance on failure modes in Refrigeration Processes
SOP annual certifications and 40 CFR Part 68.200 Recordkeeping (RMP)
Is your Engine Room capable of withstanding your WCS?
FREE EPA RMP Training for Ammonia in Ag
Does changing a Relief Valve on a “Header/Manifold” require a line break permit at your facility?
RMP*eSUBMIT Users’ Manual 2014 Update
High Pressure Shutdown Switch Fails - Catastrophic Equipment Failure
Using MARPLOT to obtain your 2010 Census data for your 2014 RMP UPDATE
PRESSURE VESSEL GUIDELINES (OSHA 2014)
Flame Resistance Clothing (FRC) program needs
Another "Unload to Wrong Tank" Incident (Nitric Acid into Caustic)
CCPS Interview with OSHA’s Jordan Barab (Video)
PSM versus TCPA (New Jersey Work Environment Council)
What is your EPA Risk Management Plan “Hazard Index”?
Yep, its JUST Anhydrous Ammonia "in Refrigeration" (Part II)
Excellent Advice from a Relief Valve Manufacturer regarding how to go about establishing Safe Upper Limits
OSHA’s Request for Information (RFI) regarding their PSM Standard has CLOSED, but here are the comments
Its all in how you say it... AND its all in how you're heard! How my 12 year old daughter taught me Human Factors
Plant oil filter failure on compressor causes ammonia leak
Impact of oxygen-enriched atmospheres on fire behavior (USFA)
“Our Initial Start-Up Procedure(s) are the same as our Normal Start-up Procedures”... Guess again!
CFATs newest FAQ Questions (Ammonium Nitrate)
OSHA asking for permission to inspect PSM facilities with fewer than 10 employees
Are my Railcars on site covered under RMP? (Sulphur Trioxide and Flammables/ $21,788 w/ $200,000 SEP)
A look at what RMP Facilities can expect from EPA in 2014
OSWER Risk Management Program Evaluation Scoping Project (EPA’s path forward in determining who should get an RMP inspection)
CAA 112(r) Inspections - What to expect & suggestions from the inspectors
EPA’s Office of Inspector General says Improvements Needed in EPA Training and Oversight for RMP Inspections
Pipeline fails because deteriorated coating, ineffective cathodic protection, and the failure to detect the corrosion because the pipeline was not inspected or tested after 1988
PSM Inspection Data UPDATE
Massachusetts 527 CMR 33.00: Hazardous Materials Process or Processing (UPDATED)
The 2013 National Board Incident Report (Based on 2002-2008 OSHA Data)
Relief Valve (RV) Header vs. Directly to Atmosphere
Another example of "Temporary Operations" in Process Safety
Final Refinery Safety Report Calls for Greater Collaboration and Oversight to Protect the Public and Employees (CAL-OSHA)
Another PSM Learning opportunity (Line Break, Safe Work Permit, LOTO, PPE, Pipe Labeling)
Updating your RMP OCA Populations
RISK MANAGEMENT PLAN CO-LOCATION GUIDANCE OF NON-INTERCONNECTED REGULATED SUBSTANCE VESSELS (OH EPA)
Food Processing Company Settles Violations of Chemical Release Reporting Requirements (NH3 Refrigeration)
Process Safety Operating Procedures and a Certified PPE Hazard Assessment
Is your facility REALLY prepared for an emergency? (ERT and PSM SOPs)
Vibration-induced fatigue on process pipework
Are we "dumbing" down RAGAGEPs to make OSHA's job harder?
API provides OPEN/FREE access to many of their codes/practices
How rigorous is your contractor safety evaluation(s)?
Discharging Pressure Vessel RVs back into process
INTERIM CHEMICAL ACCIDENT PREVENTION ADVISORY - Design of LPG Installations at Natural Gas Processing Plants
2014 Public Listening Session Schedule and Registration Information EO 13650 Improving Chemical Facility Safety and Security
EPA Region X RMP Training
Does PSM/RMP standards need a Ultimate Work Authority and Stop Work Authority concepts?
UPDATE - State of MA Hazardous Material Process or Processing: 527 CMR 33
HAZCOM labeling changes and your PSM/RMP programs
De-Rating or Re-Rating a Pressure Vessel
CSB Draft Report Proposes Overhaul of Refinery Industry Regulatory System in CA and Urges Adoption of the "Safety Case Regime" to Prevent Major Chemical Accidents
Acting Responsibly? Federal Contractors Frequently Put Workers’ Lives and Livelihoods at Risk
ASME's Single Certification Mark (new nameplate)
Training requirements for mechanics repairing and/or testing pressure relief devices
The 12 things OSHA wants to change about it PSM Standard and its enforcement
Hydrofluoric Acid (HF) Fatality (TNOSHA)
CSB follow-up letter to DOT regarding emergency shutdown systems for chlorine railcars
EPA explains the difference between a PHA and a "Hazard Review"
PHMSA answers the question... Who regualtes the unloading of ammonia to a process
First (1st) Public Review of Standard BSR/IIAR 2-201x, Safety Standard for Equipment, Design, and Installation of Closed-Circuit Ammonia Mechanical Refrigeration Systems (11/22/13 - 1/6/14)
National Board Report of Violation Findings for Second Quarter 2013
Another example of Catastrophic Pressure Vessel failure
Key Process Safety Performance Indicators (UK's HSE)
New Edition of Pamphlet 6, Piping Systems for Dry Chlorine, now AVAILABLE (FREE Download)
What could your NH3 38,000 pound WCS look like?
PHA's and "previous incidents"
Pressure Vessel Accident Rates
CATASTROPHIC FAILURE of ASME Pressure Vessel (Video and CSB Investigation)
OSHA is considering revising its Process Safety Management (PSM) standard
First (1st) Public Review of Standard BSR/IIAR 4-201x, Installation of Closed-Circuit Ammonia Mechanical Refrigeration Systems
"Temporary Operations" in Ammonia Refrigeration
Resubmitting an RMP
RMP WCS and "An enclosed space in direct contact with outside air" (UPDATED 11/7/13 w/ EPA Response)
Inside an EPA RMP Inspection at a Refinery
BSEE Releases Panel Investigation Report into Fire and Explosion on Gulf of Mexico Platform (FATAL HOTWORK ACCIDENT)
What is it? Hint: Think piping RAGAGEP
Comparison of Tier II, TRI, and 112(r) Requirements
Which agency (feds, state, county) enforces RMP at your facility?
NBIC Pressure Relief Device (PRD) Inspection Guide
Principles for proof testing of safety instrumented systems in the chemical industry (UK's HSE)
RMP and Population Estimates from 2010 Census Data
Challenging PHA assumptions during revalidations
NH3 Refrigeration Auto Purger Design Change
Are you tired of pressure testing your process piping after the pressure boundary has been breached?
3" NH3 Line Failure (video)
Control Room Management and Human Factors
PHAs and the consequences of engineering and administrative controls failing
Chemical Advisory: Safe Storage, Handling, and Management of Ammonium Nitrate
What is a "Tell-Tale" gauge and why is it significant in process safety
Pipe RAGAGEPs and Hydrostatic relief
Is the 1-U form for my pressure vessel really not a PSM requirement?
OSHRC frowns on OSHA's use of "Internal Reports/Documents" to issue PSM citations
What do I have to do for material and energy balances?
Run to failure... Can it be done while achieving process safety?
The National Board of Boiler and Pressure Vessel Inspectors Report of Violation Findings for First Quarter 2013
Looking for some technical data for one of your pressure vessels?
CFATs Program Statistics as of August 1, 2013
How can I determine if my facility’s wastewater treatment operation meets the Chemical Facility Anti- Terrorism Standards (CFATS) exemption under 6 CFR 27.110(b) for the Federal Water Pollution Control Act?
"It's just Ammonia" - yep it sure is!
Executive Order - Improving Chemical Facility Safety and Security
Passivation... PSM/RMP activity that belongs in the "initial start-up" SOP?
Making the case my PSM/RMP covered process complies with RAGAGEPs (Piping)
Emergency Response Program (ERP) requirements differ for PSM and RMP
Control the amount of scaffolding permitted in a process area?
The RAND Corporation memo for the CA-OSHA Process Safety Review
Draft Report of the Interagency Working Group on Refinery Safety - Improving Public and Worker Safety at Oil Refineries
PHMSA Safety Advisory - Heating Railcars
EPA Region 10 Top 5 RMP violations
Preventive Hazard Evaluation for Process Safety (Massachusetts Office of Technical Assistance Advisory)
Seven Keys to Surviving a Chem NEP Audit (John Newquist)
Hansen RV's - URGENT PRODUCT SAFETY NOTICE IMMEDIATE ACTION REQUIRED
OSHA reaches settlement agreement with Food Company to protect workers from NH3
Answering the question... Can a Relief Valve be installed horizontally?
RAGAGEPs and "the numbers"
DHS CFATS Update as of June 6, 2013
Human and organizational errors are the major cause of equipment failures in in the process industries
Ammonia Incidents in NY State
Ammonia Refrigeration FATALITY - Compressor Pump Out Valve
Runaway reaction fatality explosion (TNOSHA)
Line Break Fatality @ Refinery (TNOSHA)
Boiler & Pressure Vessel accidents by year (from NBIC)
What differentiates a GREAT PSM/RMP audit from a "so-so" audit?
What is LUP & PADHI and what does it have to do with West Fertilizer?
How many Program 2 RMPs like West Fertilizer are out here?
West, TX Fertilizer... a lesson in "process safety" and the "retail facility" exemption?
EPA Region 1 Letter to Drinking Water and WWTPs regarding Chlorine
Animation of Fire at Chevron's Richmond Refinery, August 6, 2012
How could the TX fertilizer plant be a Program 2 RMP?
Hydrogen Fluoride Study, Report to Congress Section 112(n)(6) Clean Air Act As Amended
Nonsparking Tools (USFA)
Emergency Shutdown Systems and Hydrostatic Relief Valves
OSHA's "hydrocarbon fuel exemption” in PSM
Facility Siting 101 - Vehicle Barriers around critical equipment (NH3 Tank Damage from Semi - Photos/Layout/RMP)
What are the requirements when a component in my covered process was built to an OLD "out of circulation" RAGAGEP?
The CSB and API appear to be at odds on Recommended Practice ANSI/RPI 755, Fatigue Risk Management Systems for Personnel in the Refining and Petrochemical Industries, First Edition, April 2010
Splitting the hairs of Process Safety (Battery Limits and Changes)
Potential Issues When Wearing Non-Fire Resistant Base Layers with Outerwear Fire-Resistant Garments
Guidance on Handling Cases Developed Pursuant to the FRC Enforcement Policy Memorandum
Transport Company indicted in SC woman's ammonia death (Unloading NH3)
PSM/RMP Trick Question (Poll)
A "Manufacturer's Recommended Practice" is a RAGAGEP
HAZLOCs and Ventilation and Classification
A flaw with referencing info in PSM/RMP Operating Procedures
Understanding the requirements of Standard Operating Procedures (SOP)
OUTSTANDING Process Safety Information Worksheet
Evaluating your Mechanical Integrity Program effectiveness
Inside look at EPA's Ammonia Alarm Expectations
Pressure Vessel Update (NB-132, Revision 8)
A Flammable Liquid - Line Break Nearmiss LESSON
OSHA's "Process Opening" Hazard Information Bulletin
Unloading HAZMATs and PSM/RMP
Catastrophic failure of RRCar while being steamed (Excess temp leads to exotherm runaway)
Cargo Hose Rupture and Release of Anhydrous Ammonia During Offloading of a Cargo Tank Motor Vehicle at a Plant (7/15/09)
Do NOT rely on Excess Flow Valves (EFV)
Can I count the activation of my safety system as an actual test of the system?
UPDATE: CCTV video of the Mexico Refinery Explosion on 9/19/12
Sulfur sticks and ammonia leaks... are you in compliance when using these leak detection devices?
Hotwork Safety (UPDATED w/ NEW Hotwork data 12/04/12)
ASME UG-140... Overpressure protection by System Design
What does ASME Section VIII say about "torquing values"?
Can a spring-loaded Pressure Safety Valve be installed horitionally?
OSHA issues PSM citations after run-away reaction results in the hospitalization of 40 workers
OSHA issues PSM, HAZCOM, Asbestos, BBP, Fire Extinguishers, Walking/Working, Ladders, Guarding, Electrical, GDC, Hotwork,
Hydrostatic Relief Valves and Propane Systems
ASME "Lethal Service"
Third Public Review of Standard BSR/IIAR 7-201x, Developing Operating Procedures for Closed-Circuit Ammonia Mechanical Refrigerating Systems
Sixth Public Review of Standard BSR/IIAR 5-201x, Start-up and Commissioning of Closed-Circuit Ammonia Mechanical Refrigerating Systems
Internal Combustion Engines as Ignition Sources
Evaluation of Health Effects of a Chlorine Gas Release in a Poultry Processing Plant - Arkansas
RMP reporting requirements, when to update, and how to submit using the new web-based system
RMP's “Stationary Source” and "Incident to Transportation" exemption challenged
EPA to audit the CSB????
PSM Information Collection Requirements
The infamous "Process Safety Contractor Safety Study" by the John Gray Institute
Phillips 66 Explosion & Fire - Pasadena, TX 1989
Non-Routine process opening (e.g. "Line Break")
EPA Region X's RMP "Managment Plan" Example
A OSHRC review of PSM Citations following a 32,000 pound release (NH3 Refrigeration)
Preliminary fire testing of composite offshore pedestrian gratings
Perfect example of using the "Elimination/Substitution" in the hierarchy of controls as well as IST
Keep'n it real during the Process Hazards Analysis Unpublished
Some hazards deserve all four levels of controls! Unpublished
One of the worst refrigeration accidents rarely mentioned! (2007)
What is it? (Hint: Common PSM Safe Guard)
National Board RV Testing Data
RMP Facilities in the United States as of December 2009
Re-Submitting your RMP
Putting Seward, IL 38,000 NH3 release into some perspective
Can Stress Corrosion Cracking (SCC) occur in Ammonia Piping?
Flixborough... the beginning of the PSM movement
VIDEO UPDATE on Fatal HF Release - 5 Dead 18 Injured
Ohio Fire Code Requirements for Mechanical Refrigeration facilities using Ammonia
OSHA Enforcement Memo - Use of Flexible Hoses in Toxic Gas Service (10/2/2012)
What is a RMP management system? (EPA)
IFC's Performance-Based Design Alternative (PBDA)
Process Safety and Ohio State Fire & HAZMAT Codes
Applications and Limitations of Excess Flow Valves
Ammonia Releases in North Carolina (1993-1997 Data)
Loss of Containment (LOC) Data
Liquefied Gas Conversion Chart
When we claim alarms as "safe guards" in our PHA
TOSHA cites Refinery $63,000 for Fatal Flash Fire (PSM, LOTO, PPE)
EPA Region 10 RMP Newsletter- great resource!
Ammonia Fatality @ Winery
Amuay UCVE Event Aug 25, 2012
Process Safety and "Human Factors" (w/ video)
CCTV Video & photos from Chevron's Richmond, CA refinery fire
OSHA issues PSM citations to a TX Refinery
How does OSHA and EPA define "retail establishment" in regards to their "exemptions" from PSM/RMP
OSHA issues PSM, Explosives, PPE, Machine Guarding, LOTO, Electrical, and Flammable Liquid citations after explosion at a fireworks plant
Stress Corrosion Cracking of Steel in Liquefied Ammonia Service - A Recapitulation
When someone tells you Stress Corrosion Cracking (SCC) is not an issue with NH3...
Corrosion Rates and Remaining Life/Fitness for Service
Comparison of Piping Inspection Requirements in Refrigeration Industry
Comparison of Pressure Vessel Inspection Requirements in Refrigeration Industry
Hydrostatic Relief Devices vs. Qualified Operator, which is required?
Auditing Process Safety Management Systems
OSHA issues $111K in PSM Citations following explosion that severely injured worker (PSM)
Flixborough Explosion (1974)
(8/25/12 UPDATE from DOT) IMPORTANT NOTICE REGARDING (NH3) AND (LPG) HOSES
Risks associated with Loading and Unloading HAZMAT
ANSI/ASME B31 - Standards of Pressure Piping
The 12 sections of the Boiler Pressure Vessel Code (BPVC)
EPA fines the US Olympic Park for RMP violations related to their Anhydrous Ammonia refrigeration process
OR-OSHA changes their PSM applicability to NH3 Fertilizer and the impact it will have on RMP
EPA Region X RMP/EPCRA Actions April 1-June 30, 2012
Process Safety and “Critical Utilities”
Has EPA established a new selection criteria for RMP inspections?
MI Inspection of Anhydrous Ammonia Vessel (No PWHT)
Now this is Process Safety Information!!
August 2012 CCPS Process Beacon - HOTWORK HAZARDS
Flammable vapour cloud risks from tank overfilling incidents
Excellent depiction of PSM/RMP Process Arrangements
Another "Culture" Failure leads to major pipeline incident
Pressure Testing vs. Leak Testing for Mechanical Refrigeration Processes
Inherently Safer Design (CSB Video)
Process Safety, Staffing, and responding to alarms
PSM Enforcement UPDATE from Region V
A NON-PSM chemical impacting a PSM covered process
WA-OSHA latest State Plan to implement PSM CHEM NEP
“LOPC” of an ammonia pipe in unoccupied refrigerated spaces
Culpeper, Va. settles alleged environmental violations at water treatment facility (RMP-Chlorine)
Flammable Liquid and Gas PSM Citations
What ISA-84 can do for process safety
Considering failure of engineering controls in a PHA
National Board Inspection Code vs. API 510
Process Safety and Hotwork requirements
Techniques for assigning a Target Safety Integrity Level (SIL)
Understanding ISA-84
EPA RMP Q&A on latitude and longitude coordinates (April 2011)
FREE CCPS Reactivity Management Tool (RMT)
June 2012 CCPS Process Beacon - Nitrogen – Hazard and Safeguard!
Ammonia Explosion News Accounts
EPA announces summary of enforcement actions for Winter 2012
Does your PSM/RMP included power systems?
DHS completes the 1000th Compliance Assistance Visit (CAV)
FREE COPY of Z49.1:2012 Safety in Welding, Cutting, and Allied Processes
Anhydrous Ammonia Tank Catastrophic Failure
Relief Valve Maintenance & Testing
Relief Valve sizing and combustible/flammable storage
Has PSM driven us to dillute some “engineering standards”?
Pressure Vessels, MDMT, and Auto-Refrigeration (NBBI)
Implementation of New ASME Stamp for Pressure Relief Devices
Bypassing of storage tank safety features
Compliant with RAGAGEP?
May 2012 CCPS Process Beacon - Mechanical Integrity of Tubing
Are we overdoing procedures?
UK's HSE REVIEW OF CHLORINE INCIDENTS 1992 - 1998
MAJOR CHEMICAL DISASTERS IN INDIA
Ammonia Incidents in Oregon from 1993-2007
Workplace Health and Safety Queensland - Ammonia National Audit Program results
UK's HSE REVIEW OF AMMONIA INCIDENTS 1992 - 1998
2012 April CCPS Process Beacon - Unloading to the wrong tank
Using the common practice of “Draining Oil Pots” on refrigeration systems to examine the differences between “controlled” and “uncontrolled” releases of ammonia
An interesting "Facility Change" that fell through the cracks
The finer points of OSHA’s and EPA’s Management of Change requirements
EPA cancels their July 2012 Public Access to RMPs
Taking credit for a building in a WCS under RMP
Stairs vs. Ladders and Emergency Egress
March 2012 Update on OSHA’s Refinery & Chemical National Emphasis Programs
Does your facility “Car Seal” or “Lock Open” Valves? Do NOT use your LOTO Locks!
A close look at Incident Investigation techniques A MUST READ for ALL Safety Pro's
Ammonia HAZARD ALERT issued by NC-OSHA in response to a fatal accident involving NH3
Annual SOP Certifications for PSM/RMP
VPP Application Supplement for the Sites Subject to the Process Safety Management (PSM) Standard
Temporary MOC’s and Temporary Electrical Power
Ammonia and HAZLOC's (join the debate)
DHS Jack Rabbit CL2 and NH3 Release Testing videos
Why would my NH3 ventilation discharge need to be a Hazardous Location? Unpublished
Mechanical Ventilation - General Rules to live by
The IMPORTANCE of Hydrostatic relief valves in Ammonia Systems
RMP and Transportation Containers
RMP Program Level Determination Flowchart (LA-DEQ)
Summary of the RMP Chemical Exemptions
2012 March CCPS Process Beacon - Double Block & Bleed Explanation
Difference between OSHA’s PSM and EPA’s RMP requirements
Comparison of RMP and PSM Chemicals and Thresholds
State of Massachusetts Hazardous Materials Processing regulation (527 CMR 33)
Challenging the NH3 Refrigeration & Electrical Classification (UPDATED 3/3/12)
Is the act of loading/unloading a PSM/RMP chemical exempt from OSHA/EPA enforcement?
Changing your RMP Emergency Contact
Can a PHA done for OSHA's PSM be used for EPA's RMP Compliance?
A reverse look at Facility Siting and Change Management
How many threads of a bolt must be showing outside a nut to meet RAGAGEP?
Hotwork - Learning from Losses
Change(s) that REQUIRE a PHA revalidation AND RMP Update
Interesting RMP Statistics - Where does your process rank?
PSM Scenario Challenge - Response
Hotwork Safety
The advantage of utilizing a Contractor Work Permit
Ammonia Gas Explosion
Use of High Visibility Vest in Safety Programs
Refinery NEP UPDATE (12/5/07)
NFPA 30 offers some GREAT facility siting for NEW process vessels
Process Hazards Analysis and “Safeguards”
“Operator Rounds” in a PSM/RMP Covered Process
NH3 Unloading Incident (30 Tons Release)
ASME B31.5 Pressure Testing and Leak Testing Requirements for Ammonia Refrigeration Processes
AMMONIA SPILLS IN WISCONSIN 1993-2009
The power of a vacuum (photo)
Establishing your safe upper and lower limits for FLOWS
Establishing Safe Upper and Lower Limits
Key provisions of the PSM Preamble
Tracking Corrective Actions to closure
Ammonia release via RV
PSM, Flammable Liquids, & Secondary Containment
Current EPA plans call for the re-establishment of internet access to the non Off-site Consequence Analysis (OCA) sections of the RMP database beginning in July of 2012
OSHA Launches their PSM Covered Chemical Facilities NEP
Flammable Liquids Tank Integrity Learnings
Features of successful Safety Management System (SMS)
Importance of MAINTANING your Explosion Proof Equipment (Video)
PHA and Loss of Power
OSHA's Pressure Vessel "Cheat Sheet"
The Jack Rabbit Test Program Trial Summary - NH3 and CL2 Release Studies
PSM Battery Limits - it may not be as simple as "Interconnected"
More OSHA PSM Citations on a NH3 Refrigeration Process (includes NO MOC on personnel changes!)
Explosion of MDEA Storage Tank
How strong does my explosion have to be to do damage?
How did EPA select the list of regulated substances?
Another valve that needs to be Car-Sealed OPEN
Vulnerability of oil contaminated fire retardant coveralls
Contractors and chemical process safety?
Electrical Classification for Hazardous Locations
How secure are your safety systems?
Management of Change (MOC) and Procedures
Is EPA setting a standard for PSM/RMP Staffing Levels?
Anhydrous Ammonia Stress Corrosion Cracking (SCC) Incident sends 5 to hospital
Animation of January 23, 2010 Phosgene Accident
CFATS Personnel Surety Privacy Impact Assessment is now available
Truck Drivers being your DOT HAZMAT Attendant and potential safety and health concerns
What does EPA's RMP "General Duty Clause" actually require?
Buyer BEWARE regarding offsite Operator and Maintenance training courses
Process Safety and Security Guards
HOTWORK Tank Explosion (Video)
PSM Chemical Plant NEP UPDATE March 2011
Replacement in Kind... is it really?
PSM/RMP "co-location" or "proximity" when determing PSM/RMP Applicability
Worst Case Release Scenario and Severe Weather
RMP*eSubmit Webinar Presentation
THE REAL COST of an accident!
A perfect storm in the making...have we learned our lesson?
RMP eSubmit Webinar Questions and Answers
RMP Worst Case Scenario considerations
Another Example of Torque Requirements - GASKETS
Torque Examples - Mechanical-Joint Assembly
Torque Requirements and Process Safety Management
Fire Watches and their Fire Extinguishers
PSM and Electronic Management Systems and Emergency Power Systems
Is Your Welding Hot Work Policy in Compliance (VIDEO - 5 minutes)
Dangers of Hot Work - VIDEO (14 Min)
Maintain Process Safety During the Recession (Video)
Is your Fire Extinguisher Contractor covered under PSM?
Ammonia HAZARD ALERT issued by NC-OSHA in response to a fatal accident involving NH3
New Leading and Lagging Indicators of Process Safety Performance
When is Flame Retardant Clothing (FRC) Really required?
PSM Operating Procedures Survey Conducted
Is OSHA Targeting Ammonia Refrigeration & Chlorine water treatment processes in their new PSM NEP?
States with RMP accidents causing at least one off-site Death
EPA's General Duty Clause for RMP
More on EPA's General Duty Clause
Top 10 RMP Chemicals by On-Site Quantities
Refinery Heat Exchanger Failure Fatality
Concurrent Operating Procedures…Emergency Shutdown and Start-Up after ESD
Some GREAT PHA Observations from one of the best in the business
Some GREAT Process Safety Observations from one of the best in the business
How do you define a PSM/RMP contractor and what does your evaluation process look like?
NH3 Releases occuring in NY state from 1993-98
Difference in Emergency SOPs and Emergency Response Plan
Unloading Hoses and PSM/RMP
IMPORTANT NOTICE regarding NH3 and LPG hoses
Hot Work Requirements and Combustible Dusts
Hot Work Preparation and OSHA Requirements
Hot Work Safety and learning from others costly errors
Better be thinking MOC before you do RBI
Mechanical integrity management of bulk storage tanks
Trick Question or legit question for PSM Compliance? Contractor Evaluations and PRCS Rescue Evaluations
What are "Temporary Operations" in regards to PSM Operating Procedures 1910.119(f)(1)(i)(C)
The difference between a MOC and PSSR
Staffing and Management of Change
What is a RAGAGEP?...and what it is NOT
Ventilation...Can I use it to declassify a HAZLOC?
Missed Preventive Maintenance Inspections/Tests
Emergency Shutdown (when does it get activated)
Car Seal Program and Relief Valves
How to use your PHA to write your SOPs
Starting point for PSM Facility Siting when dealing with Flammables (updated with LPG on 8/12/12)
Is your Diking in your PSI and MI
Tips when performing PHA's and how Chemical Process Safety should be viewed
Buying a used PSM/RMP facility or used equipment for PSM/RMP
Report reveals fundamental management flaws lay behind Buncefield disaster
UPDATE on Chemical Facility Anti-Terrorism Standards (CFATS)
CSB Releases Case Study on Fatal 2008 Accident at a Tire and Rubber Plant
Car Seal Programs and how they operate
Flaw in NH3 Emergency Ventilation Design?
Managing your Relief Valves
"Lessons Learned" potentials from Japan's Nuclear Problems
Liquid Penetrant Examination (NBBI)
Guidance for Conducting Risk Management Program Inspections under Clean Air Act Section 112(r)
LOPA and SIS/SIL
Valves installed backwards?
What is the difference between an update and a correction to a risk management plan? (EPA)
2010 SECTION VIII — DIVISION 1 NONMANDATORY APPENDIX M - INSTALLATION AND OPERATION
Post Weld Heat Treating (PWHT) failure
ASME and Hot Bolting and Half Bolting Procedures
PSM and RMP (e.g HAZMAT) Pipe Supports... how many and how far?
Management of Organizational Change (OSHA Letter to RAs)
EPA Can Improve Implementation of the Risk Management Program for Airborne Chemical Releases (EPA OFFICE OF INSPECTOR GENERAL)
Not enough water is a bad thing and too much water is a bad thing in Anhydrous Ammonia Processes
Process Hazards Analysis Techniques (Methodolgies, Resources, and Time)
Are there any RMP recordkeeping requirements?
Rupture Disc between Pressure Vessel and Relief Valve (and after the RV)
OSHA's position on Hydrostatic Relief Valves and Ammonia Refrigeration Processes
EPA's RMP and Program 3 NAICS #'s
Catastrophic Failure during pneumatic pressure test
Brittle Fracture (Catastrophic) Failure during HYDROTEST of Propane Bullet
What is a process? (CALARP explanation)
Fire Watch for your roofing contractor may have a 2-hr requirement
Massive Leak of Liquefied Chlorine Gas (Henderson, NV 1991)
What does "relief system design basis" mean?
Response to an NH3 leak leads to serious exposures and missed shifts
Cellular Phones and Other Risks in Classified Areas (Bureau of Ocean Energy Management)
A look back at the first NFPA 51B committee meeting (Philidelphia, PA. May 21-25, 1962)
The BASICS on PRESSURE VESSEL SAFETY (OSHA)
5,700-gallon hydrochloric acid (HCl) storage tank ruptured during filling
OSHA Q&A on PSM Compliance (CPL02-02-045, 1994)
Process Safety Management Meer Decision (OSHRC)