HAZOP: Hazard and Operability Study According to ISO 31010
HAZOP (Hazard and Operability Study) is a structured risk assessment technique used to identify deviations, hazards and operational problems through a systematic analysis of processes and systems.
Key Takeaways
- ✓HAZOP identifies deviations from expected process operation.
- ✓It uses guide words to discover risk scenarios.
- ✓It is recognized by ISO 31010.
- ✓It requires multidisciplinary expertise.
- ✓It improves preventive controls.
HAZOP: Hazard and Operability Study According to ISO 31010
Executive Summary
HAZOP (Hazard and Operability Study) is a structured technique used to identify hazards, operational issues and potential failures associated with processes, systems and designs.
Originally developed for the chemical and process industries, HAZOP is now widely applied in sectors such as energy, oil and gas, manufacturing, pharmaceuticals, transportation, infrastructure and technology.
HAZOP is recognized by ISO 31010 as a risk assessment technique.
Its main objective is to identify how a process can deviate from its intended design and evaluate the possible causes and consequences of those deviations.
What is HAZOP?
HAZOP means:
Hazard and Operability Study
It is a structured methodology where a multidisciplinary team analyzes a system using:
- process nodes;
- operating parameters;
- guide words;
- possible deviations;
- causes;
- consequences;
- existing safeguards.
Purpose of HAZOP
The main objectives are:
| Objective |
|---|
Related topics
Frequently asked questions
What does HAZOP mean?
HAZOP means Hazard and Operability Study, a structured method for identifying process hazards and operational issues.
Is HAZOP included in ISO 31010?
Yes. ISO 31010 recognizes HAZOP as a risk assessment technique.
Where is HAZOP used?
HAZOP is commonly used in process industries, energy, oil and gas, manufacturing and critical systems.
From strategy to evidence
Set up your connected operating model. No sales delays or complex rollouts.
Related Content
Risk Assessment Techniques Overview
Understand the most widely used risk assessment techniques described in ISO 31010, including when to use them, their strengths, limitations and how to select the right approach for different business scenarios.
ISO 31010: Risk Assessment Techniques
ISO 31010 guides the selection and application of risk assessment techniques according to the decision, context, evidence and uncertainty.