A job hazard analysis is a technique that focuses on job tasks as a way to identify hazards before they occur it focuses on the relationship between the worker the task the tools and the work environment ideally after you identify uncontrolled hazards you will take steps to. Job hazard analysis jha controls engineering controls eliminate or reduce exposure to a chemical or physical hazard through the use or. What is a job hazard analysis jha a jha is a method for identifying and evaluating hazards associated with tasks steps with a specific job or activity and eliminating or mitigating them prior to conducting work why conduct a jha a jha can prevent work related injuries or illnesses by eliminating or controlling identified hazards. A job hazard analysis jha also called a job safety analysis jsa is a technique to identify the dangers of specific tasks in order to reduce the risk of injury to workers why is a jha important once you know what the hazards are you can reduce or eliminate them before anyone gets hurt