HAZOP AND HAZAN PDF

Hazard, Hazid hazard identification , Hazan hazard analysis , and Hazop hazard and operability studies are important safety and risk management techniques in the steel industry Fig 1. Hazard is a potential cause to generate a disaster. It has got the potential to cause i serious harm to the individual or the environment, ii harm, the severity of which depends on the extent and frequency of exposure to the hazard, and iii harm that does not usually occur, or is not usually detectable until a significant time years after exposure to the known hazard. Any activity, procedure, plant, process, substance, situation or other circumstance that has the potential to cause harm constitutes a hazard. Hazards are logically classified in the same way as the disaster events are classified. Since a hazard exists because it may result into a disaster, it is usually viewed as natural based, human systems based, or conflict based.

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HAZAN stands for Hazard Analysis and is a technique that focuses on job tasks as a way to identify hazards before they occur. HAZAN takes into account the relationship between the employee, the task to be done, the tools at the workers disposal and the surrounding environment.

Once uncontrolled hazards have been identified by a HAZAN analysis, steps can be taken to either eliminate risks or reduce risk to an acceptable level. HAZAN is appropriate for all types of jobs in the workplace.

However, priority should be given to jobs that have the highest illness or injury rates. Jobs that have the potential to cause severe or disabling injuries or illness should also be prioritized. You should also perform a HAZAN on jobs that are new to your organization or have undergone process or procedural changes. Toggle navigation Menu. Home Dictionary Tags Hazards. To perform a job analysis, you should consider the following questions: What could go wrong?

What are the consequences? How could it happen? What are other contributing factors? How likely is it that the hazard will occur? Share this:.

Related Terms. Related Articles. Hazard and Operability Studies: The Basics. The Hierarchy of Hazard Controls. What is the difference between CO2 and carbon monoxide? What is the difference between safety glasses and goggles?

What is the difference between occupational health and occupational safety? More of your questions answered by our Experts.

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