Process Safety


Process Safety Boot Camp

Instructor-led (classroom) Course
This intensive 4-day course is also offered periodically throughout the year to the broader chemical engineering public. Taught jointly by process...

Center for Chemical Process Safety (CCPS)

CCPS was established in 1985 to focus on engineering and management practices that can prevent and mitigate catastrophic accidents involving release of hazardous materials. CCPS is supported by sponsors in the chemical and hydrocarbon process industries and active worldwide via conferences, books, databases, education, research, and more.

Understanding Reactive Chemical Incidents

John F.  Murphy
In order to avoid incidents involving reactive chemical hazards, it is useful to understand the types of chemicals and types of equipment involved, as well as the root causes of the incidents.

Should Your Organization Fly Warning Flags?

Ian Sutton
In the safety culture of some companies, the first recognition of trouble may be a sudden and massive failure. Learn how to decipher the warning signals to avoid safety incidents. <BR><BR>

Predesign with Safety in Mind

Gael D. Ulrich, Palligarnai T. Vasudevan
This article will help you develop strong safety instincts that will guide you in making critical decisions in the preliminary design phase.

Use LOPA to Determine Protective System Requirements

W. Kent Goddard
This article explains how to use layers of protection analysis (LOPA) to evaluate various process safeguards, determine if safety instrumented functions are required, and establish what safety integrity levels are needed to reduce risks to tolerable...

Addressing the Hazards of Data Omission from MSDSs

James C. Mulligan
If certain chemicals lack physical hazards data, suppliers must be proactive to keep workers safe. Here’s how to determine dust flammability and reactivity data for inclusion on MSDSs.

Plant Security Remains a Moving Target

News Feature
Cynthia F. Mascone
While chemical companies work toward complying with existing standards, legislators are poised to revise those very rules — with changes ranging from minor tweaking to major overhaul on the table.

Classifying Reactive Chemicals

M. Sam Mannan, Sanjeev R. Saraf, William J. Rogers
This simple classification scheme can be used to characterize the thermal instability risks posed by reactive chemicals in a process.

Create Effective Process Safety Moments

Deborah Luper
Process safety topics are underrepresented in safety communications. Here are ideas on how to convey your organization’s safety priorities in messages tailored to the audience.

Controlling Risk During Major Capital Projects

William Bridges
Think of process safety management (PSM) as a project deliverable, and follow these best practices for scheduling and performing process hazard analyses (PHAs) and completing other PSM requirements during key phases of a major project.

Use Logic Diagrams to Analyze Failure Mechanisms

Thiago Tinoco Pires
Here’s how to construct and apply continuous-value and single-value network diagrams, which can better represent system failure mechanisms than other logic diagrams.

Reliability for Safety Instrumented Systems

J. Patrick Williams
This article offers a detailed reliability-based methodology for determining the safety integrity level of instrumented systems by providing overpressure protection where arrangements of multiple pressure-relief valves are impractical to implement.

Will IST Stall CFATS Reauthorization?

News Feature
Matthew McKeon-Slattery
Debate over the Chemical Facility Anti-Terrorism Standards continues to revolve around whether manufacturers and processors will be required to incorporate inherently safer technology into their security plans.

Disinfect with Sodium Hypochlorite

Anton G. Callery
Sodium hypochlorite is an effective alternative to chlorine gas. Follow these guidelines for its safe use.

Objective Analysis of PSM Audit Data

Global Congress on Process Safety
Mar 23, 2010
In developing systems for Process Safety Management, compliance audits are integral with verification that practices and procedures are developed and...

Modification of Risk Using Barrier Methodology

Global Congress on Process Safety
Mar 23, 2010
Risk assessments use frequency data mostly from generic sources, typically from the North Sea offshore environment or from process facility records...

How to Evaluate Process Safety Culture

Global Congress on Process Safety
Mar 22, 2010
At first glance it may seem that organizational culture is subjective and therefore difficult to measure. Indeed, even the definition of culture...

Atmospheric Storage Tank Explosion Modeling

Global Congress on Process Safety
Mar 22, 2010
Many flammable products are usually stored in large vessels at atmospheric pressure. Ignition of an hydrocarbon-air mixture in such tanks can lead to...

Guidelines for Process Safety Metrics

October, 2009
Process safety metrics is a topic of frequent conversation within chemical industry associations. Guidelines for Process Safety Metrics provides basic information on process safety performance indicators, including a comprehensive list of metrics for measuring performance and examples as to how...

Guidelines for Hazard Evaluation Procedures, 3rd Edition

April, 2008
Guidelines for Hazard Evaluation Procedures, 3rd Edition keeps process engineers updated on the effective methodologies that process safety demands. Almost 200 pages of worked examples are included to facilitate understanding. References for further reading, along with charts and diagrams that...

Guidelines for the Management of Change for Process Safety

March, 2008
Guidelines for the Management of Change for Process Safety provides guidance on the implementation of effective and efficient Management of Change (MOC) procedures, which can be applied to improve process safety. In addition to introducing MOC systems, the book describes how to design an initial...

Guidelines for Performing Effective Pre-Startup Safety Reviews

March, 2007
This book provides guidance to those with responsibility for scheduling and executing a Pre-Startup Safety Review (PSSR). It outlines a protocol and tool for use by project or turnaround teams, to effectively and efficiently schedule and execute a PSSR. Integrates PSSR throughout the project/...

Safe Design and Operation of Process Vents and Emission Control Systems

March, 2006
Process vent header collection systems are subject to continually varying compositions and flow rates and thus present significant challenges for safe design. Due to increasingly demanding safety, health, environmental, and property protection requirements, today's industrial designers are faced...

Guidelines for Chemical Process Quantitative Risk Analysis, 2nd Edition

October, 1999
Chemical process quantitative risk analysis (CPQRA) as applied to the CPI was first fully described in the first edition of this CCPS Guidelines book. This second edition is packed with information reflecting advances in this evolving methodology, and includes worked examples on a CD-ROM. CPQRA is...

RELEASE: A Model with Data to Predict Aerosol Rainout in Accidental Releases

March, 1998
This book documents CCPS's Aerosol Research Program to develop a model to predict liquid rainout from release of a pressurized, liquefied gas--and, hence the residual amount of material in a vapor cloud, which may be greater than the amount calculated from an enthalpy chart. RELEASE predicts the...

Dow's Fire & Explosion Index Hazard Classification Guide, 7th Edition

June, 1994
This popular safety best-seller is designed to help the user quantify the expected damage of potential fire and explosion incidents in realistic terms, identify the equipment likely to contribute to the creation or escalation of an incident, and communicate the fire and explosion risk potential to...

Nitrogen — Hazard and Safeguard

Process Safety Beacon
This Beacon is not focused on a single incident, but on incidents that continue to occur across industry — nitrogen asphyxiation.
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