PT Notes
PT Notes is a series of technical notes on process safety issued periodically by Primatech.
EPA RMP Rule Amendments 2024
- EPA RMP Rule 2024 Amendments - Overview
 - EPA RMP Rule 2024 Amendments - Power Loss
 - EPA RMP Rule 2024 Amendments - Natural Hazards
 - EPA RMP Rule 2024 Amendments - Process Safety Information and Availability of Hazard Evaluation Information
 - EPA RMP Rule 2024 Amendments - Emergency Response
 - EPA RMP Rule 2024 Amendments - Employee Participation
 - EPA RMP Rule 2024 Amendments - Root Cause Analysis
 - EPA RMP Rule 2024 Amendments - Third-Party Compliance Audits
 - EPA RMP Rule 2024 Amendments - Availability of Information to the Public
 - EPA RMP Rule 2024 Amendments - STAA Technology Transfer
 - EPA RMP Rule 2024 Amendments - STAA Safeguard Implementation
 - EPA RMP Rule 2024 Amendments - STAA Practicability Assessment
 - EPA RMP Rule 2024 Amendments - STAA Performance
 - EPA RMP Rule 2024 Amendments - STAA Requirements
 - EPA RMP Rule 2024 Amendments - Areas of Technical Clarification / Enforcement Issues
 - EPA RMP Rule 2024 Amendments - Risk Management Plan
 - EPA RMP Rule 2024 Amendments - Stationary Source Siting
 - EPA RMP Rule 2024 Amendments - Compliance Dates
 - A Perspective on the 2024 Amendments to EPA's RMP Rule
 
Process Safety
- Disasters are Rarely Failures of Knowledge - Part 2
 - Creative Thinking is Vital in Process Safety
 - Critical Thinking is Vital in Process Safety
 - How Should Cybersecurity Risk Assessment Be Performed?
 - Are You Addressing the Risks of Simultaneous Operations in Your Facility?
 - Are Technological Approaches to Education and Training Appropriate?
 - Can Cognitive Biases Cause Process Safety Incidents?
 - 6 Reasons to Use PHA Software
 - How to Perform Dust Risk Assessment
 - Damage Mechanism Reviews and Process Hazard Analysis
 - Field Tour for PHA
 - What Companies Should Look for in a PHA Facilitator
 - Hazards of Cold Weather Process Operations
 - A Strategy for Developing Risk Reduction Measures in PHA
 - What Companies Should Look for in a Process Safety Auditor
 - Improve the Quality of Your PHA Studies by Using Protocols
 - Learning from Training
 - Lessons Learned from Combustible Dust Fires and Explosions
 - How to Tell Your PHA/LOPA Facilitator is Competent
 - Maximize the Value of Your PHA Studies By Using Analytics
 - The Importance of Lifelong Learning
 - Effectively Conduct Remote PHA/HAZOP Studies
 - How to Tell Your Process Safety Auditor is Competent
 - How to Conduct a Process Hazard Analysis (PHA) Efficiently and Effectively
 - Disasters are Rarely Failures of Knowledge - Part 1
 - The 10 Less Recognized Benefits of PSM
 - How Process Safety Supports a Company's License to Operate
 - Process Safety is an Investment in Operational Excellence
 - Beyond Compliance: How Process Hazard Analysis (PHA) Drives Operational Excellence and Business Value
 - Managing Aging Assets in Process Plants
 - Addressing Safety Critical Actions In Process Safety Management
 - The Importance of Defining the Process Boundaries for PHA Studies
 - Inherent Safety Review
 - What is the difference between RAGAGEP and Codes and Standards?
 - Part 4 - Methods for the Identification of Dependent Failures in Processes
 - Enhance Process Safety with Resilience Engineering
 - Part 1 - Are you Addressing Functional Resonance in Process Safety?
 - CSB Recommendations on Reactive Hazards to EPA and OSHA
 - Part 2 - Are you Addressing Functional Resonance in Process Safety?
 - Part 2 - Challenges in Addressing Dependent Failures in Process Safety
 - Part 1 - Understanding Dependent Failures in Process Safety
 - Part 3 - Examples of Causes of Dependent Failures in Processes
 - CSB Recommendations on SIMOPs to OSHA and CCPS
 - Are your PHA worksheets data lakes or data swamps?
 - Leadership Skills for PHA Facilitators - Managing Teams
 - Big Data and Process Safety
 - Safeguards Bypass Analysis Using LOPA
 - Should you address misoperation or maloperation in PHA?
 - PHA Practices to Avoid - Vague references
 - PHA Practices to Avoid - Improper Recording of Safeguards
 - Prevention versus Mitigation Barriers in Bow Tie Analysis
 - PHA Practices to Avoid - Undocumented and invalid assumptions
 - Leadership Skills for PHA Facilitators - Managing Conflict
 - Leadership Skills for PHA Facilitators - Managing Conflict - Part 2
 - Leadership Skills for PHA Facilitators - Examples of Managing Conflict
 - Leadership Skills for PHA Facilitators - Rules of the Road and Ground Rules
 - Using the Hierarchy of Hazard Controls to Guide the Selection of PHA Recommendations
 - The Importance of Approvals in PHA Studies
 - The Importance of a Charter for PHA Revalidation
 - PHA Health Check - Omissions and Deficiencies
 - Human and Organizational Factors in Bow Tie Analysis
 - Issues With Human Safeguards
 - A Strategy for Ensuring Human Process Safeguards are Reliable and Effective
 - Who Should Use PHA Data Analytics?
 - Is your facility prepared for natech incidents?
 - Addressing Modes of Operation in Process Hazard Analysis (PHA)
 - The Importance of Diversity for Redundant Safeguards
 - Challenges in Constructing Bow Tie Diagrams - Degradation Factors and Controls
 - Challenges in Constructing Bow Tie Diagrams - Barriers
 - Challenges in Constructing Bow Tie Diagrams - Threats and Consequences
 - What is the Difference Between a Hazard and a Top Event in Bow Tie Diagrams?
 - Challenges in Constructing Bow Tie Diagrams - Hazards and Top Events
 - Dangers of Using PHA Templates
 - What is the Difference Between a Barrier and a Control in Bow Tie Diagrams?
 - The Importance of Information Needs in PHA
 - Creative Thinking in Process Safety
 - Guidelines for Creative Thinking in Process Safety
 - Overcoming Obstacles to Creative Thinking in Process Safety
 - PHA Practices to Avoid: Pre-Entry of Data
 - What Distinguishes a Barrier from a Control in Bow Tie Diagrams?
 - PHA Practices to Avoid: Improper Use of Checklists
 - Barrier Management Using Bow Tie Diagrams
 - PHA Practices to Avoid - Improper Worksheet Entries
 - Safety Metrics for Process Hazard Analysis (PHA)
 - Quality Metrics for Process Hazard Analysis (PHA)
 - Managing Process Safety During the Pandemic
 - Discretion in Enforcement of OSHA Standards During the Pandemic
 - Relationship of Bow Tie Analysis (BTA) to Process Hazard Analysis (PHA)
 - HAZOP Practices to Avoid: Parameter-First Approach versus Guideword-First Approach
 - Worst-Case Scenarios in Process Hazard Analysis (PHA)
 - Role of Limiting Conditions for Operation in PHA
 - PHA Analytics
 - Uses of Bow Tie Diagrams in Process Safety
 - Causes of Process Safety Incidents
 - Cognitive Biases in PHA
 - Use of Risk Matrices in Process Safety
 - PHA for Reactive Chemical Hazards
 - Addressing Design and Engineering in Process Safety
 - Multiple Failures in PHA
 - New Jersey TCPA Risk Tolerance Criterion
 - Addressing Weaknesses in HAZOP Studies
 - Competency Requirements For PHA Teams
 - Allocation of Risk Tolerance Criteria
 - Managing Competency for Process Safety
 - What is PHRA?
 - Risk Tolerance Criteria Offsets in SIL Determination
 - The Impact of Risk Uncertainties on SIL Determination
 - The ALARP Principle in Process Safety
 - Common Cause Failure in SIL Determination
 - Use of Risk Matrices and Risk Graphs for SIL Determination
 - Risk Tolerance Criteria and Safety Instrumented Systems
 - Design Intent for HAZOP Studies
 - PHA Team Member Roles That May Be Overlooked
 - Chemical Reactivity and HAZOP Studies
 - Competency Requirements for Process Safety Auditors
 - Managing Process Risks
 - Addressing Inherent Weaknesses in PHA
 - Initiating Events, Level of Causality and PHA
 - Importance of Defining the PSO for PHA Studies
 - Terminology for PHA
 - Meaning of Process Safety Management
 - Pitfalls in Addressing Chemical Reactivity Hazards in PHA
 - Addressing Enablers in LOPA
 - Choosing Scribes for PHA Studies
 - Calibration of Risk Matrices
 - Addressing Domino Effects in PHA
 - Completeness of Scenario Identification in PHA
 - Common Mistakes in Using Risk Tolerance Criteria with LOPA
 - Engineering Judgment and Expert Opinion in Hazard and Risk Analysis
 - Damage Mechanism Reviews
 - Qualifying Safeguards as IPLs for LOPA
 - Designing Risk Matrices
 - Cyber Attacks on Computer Control Systems
 - Hazards Addressed by Process Safety
 - Black Swan Events and Process Safety
 - Process Safety Incidents, Safety Goals, and Risk Tolerance Criteria
 - Process Safety Incidents and Standards for Process Safety Elements
 - Process Safety Incidents in Aging Plants
 - Safeguard Failures Can Be Initiating Events and Enablers
 - Uncertainty and Subjectivity in Using Risk Matrices
 - HAZOP Practices to Avoid: Consequence-Before-Cause Approach
 - HAZOP Practices to Avoid - Cause-By-Cause (CBC) Versus Deviation-By-Deviation (DBD) Recording
 - HAZOP Practices to Avoid - Use of Super Nodes
 - HAZOP Practices to Avoid: Deviation-Centric Studies
 - PHA for Phases of Operation in the Process Lifecycle
 - Determination of Safety Integrity Levels (SILs) Using Layers of Protection Analysis (LOPA)
 - Pre-work and Pre-completion for PHA
 - Process Safety Incidents and Competency
 - Validating Safeguards for PHA
 - Hazard Analysis Using Simultaneous Operation (SIMOP) Review
 - Process Safety Competence and the IEC 61511 Standard
 - LOPA for SIL determination
 - Risk Tolerance Criteria for LOPA
 - Conducting PHA to Facilitate LOPA
 - Risk Reduction Measures in PHA
 - Contributions to Risk Reduction from SIS and Non-SIS Systems in SIL Determination
 - Human Factors in the Performance of PHA and LOPA Studies
 - Chemical Safety Board Recommendations on Using the Safety Case Regime in the US
 - Critical Thinking in Process Safety Management
 - Understanding HAZOP Deviations
 
EPA RMP Rule Amendments 2022
- Amendments to EPA's RMP Rule - Safer Technologies and Alternatives Analysis
 - Amendments to EPA's RMP Rule - Root Cause Analysis
 - Amendments to EPA's RMP Rule - Third-Party Compliance Audits
 - Amendments to EPA's RMP Rule - Employee Participation
 - Amendments to EPA's RMP Rule - Emergency Response
 - Amendments to EPA's RMP Rule - Information Availability
 - Amendments to EPA's RMP Rule - Technical Clarifications
 - Amendments to EPA's RMP Rule - Compliance Dates
 - Amendments to EPA's RMP Rule - Treatment of Declined Recommendations
 - Amendments to EPA's RMP Rule - Natural Hazards and Loss of Power
 - Overview of EPA's Proposed Changes to the RMP Rule
 - Amendments to EPA's RMP Rule - Stationary Source Siting
 
OSHA PSM
OSHA RFI
- OSHA RFI - Revisions to the PSM Standard - OSHA's Request for Information
 - OSHA RFI - Coverage of the Storage of Flammables in Atmospheric Tanks
 - OSHA RFI - Oil-Well and Gas-Well Drilling and Servicing and Production Facilities
 - OSHA RFI - Coverage and Requirements for Reactive Hazards
 - OSHA RFI - Updating the List of Highly Hazardous Chemicals and Policy Change on Listed Chemicals Without Specific Concentrations
 - OSHA RFI - Additional Management System Elements
 - OSHA RFI - Defining and Evaluating Updates to RAGAGEP
 - OSHA RFI - Expanding the Scope of Mechanical Integrity and Management of Change Requirements
 - OSHA RFI - Changes to Compliance Audit Requirements
 
EPA RMP Rule Amendments
- EPA RMP Rule Amendments - Emergency Response Preparedness
 - EPA RMP Rule Amendments - Summary
 - EPA RMP Rule Amendments - Availability of Information to the Public
 - EPA RMP Rule Amendments - Incident Investigation
 - EPA RMP Rule Amendments - Hazard Review and Process Hazard Analysis
 - EPA RMP Rule Amendments - Safer Technology and Alternatives Analysis
 - EPA RMP Rule Amendments - Third-Party Compliance Audits
 - EPA RMP Rule Amendments - Compliance Audits
 - EPA RMP Rule Amendments - Risk Management Plan Streamlining, Clarifications, and Technical Corrections
 
Proposed Changes to EPA RMP Rule
- Proposed Amendments to EPA's RMP Regulation
 - Synopsis of EPA's Proposed Amendments to the RMP Rule
 - Stationary Source Location and Emergency Shutdown
 - Incident Investigation Root Cause Analysis
 - Third Party Audits
 - Safer Technology and Alternatives Analysis
 - Emergency Response Preparedness Requirements
 - Information Availability Requirements
 - Risk Management Plan Streamlining, Clarifications, and RMP Rule Technical Corrections Plus Compliance Dates
 
EPA RFI
- EPA RFI - Updates to the List of Regulated Substances
 - EPA RFI - Additional Risk Management Program Elements
 - EPA RFI - RAGAGEP, Mechanical Integrity of Safety-Critical Equipment, and Management of Organizational Changes
 - EPA RFI - Third-Party Compliance Audits
 - EPA RFI - Effects of PSM Coverage on RMP Applicability
 - EPA RFI - Safer Technology and Alternatives Analysis
 - EPA RFI - Emergency Drills
 - EPA RFI - Automated Release Detection and Monitoring
 - EPA RFI - Additional Stationary Source Location (Facility Siting) Requirements
 - EPA RFI - Compliance with Emergency Response Program Requirements
 - EPA RFI - Incident Investigation and Accident History Requirements
 - EPA RFI - Worst-Case Release Scenario for Multiple Small Vessels
 - EPA RFI - Public Disclosure of Information
 - EPA RFI - Threshold Quantities and Off-Site Consequence Analysis Endpoints
 - EPA RFI - NAICS Codes Based on RMP Accident History Data
 - EPA RFI - Safety Case Regulatory Model and Streamlining RMP Requirements
 
Executive Order Status Report
- Executive Order Status Report - Strengthening Community Planning and Preparedness
 - Executive Order Status Report - Enhancing Federal Operational Coordination
 - Executive Order Status Report - Improving Data Management
 - Executive Order Status Report - Modernizing Policies and Regulations
 - Executive Order Status Report - Incorporating Stakeholder Feedback and Developing Best Practices
 - Executive Order Status Report Highlights - Modernizing OSHA's PSM Standard to Improve Safety and Enforcement
 - Executive Order Status Report Highlights - Modernizing EPA's RMP Regulation
 - Executive Order Status Report Highlights - Promoting Safer Technology and Alternatives
 - Executive Order Status Report Highlights - Guidance and Outreach to Help Industry Understand Requirements and Best Practices
 - Executive Order Status Report Highlights - Capturing Best Practices
 - Executive Order Status Report Highlights - Increasing OSHA Penalties
 
		