HIRA, HAZOP, JSA difference between all three.

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HIRA, HAZOP, and JSA are all risk assessment techniques used in the field of HSE engineering.

HIRA stands for Hazard Identification and Risk Assessment. It is a systematic process to identify hazards and assess the associated risks in a workplace or project.
HAZOP stands for Hazard and Operability Study. It is a structured and systematic examination of a process or system to identify potential hazards and operability problems.
JSA stands for Job Safety Analysis. It is a technique used to identify and evaluate potential hazards associated with a specific job or task.
HIRA and HAZOP are typically conducted at the design stage of a project, while JSA is performed before or during the execution of a specific job or task.
HIRA and HAZOP involve a team of experts analyzing the entire system or process, while JSA focuses on analyzing the hazards and risks associated with a specific job or task.
HIRA and HAZOP use various tools and techniques such as checklists, brainstorming, and what-if scenarios, while JSA often involves direct observation and interaction with workers.
HIRA and HAZOP aim to identify and mitigate risks at a broader level, while JSA focuses on identifying and implementing specific control measures for a particular job or task.

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