What If Analysis: Hazard Identification Techniques for Preventing Work Accidents

Abstract

What-If Analysis is a simply, uncomplicated hazard indication method. Its analysis method is highly flexible by brainstorming of analytical team that have good knowledge and experiences for thinking about questions regarding undesirable events that might occur and cause severe incidents or accidents by the asking questions begin with “What If…..?” or “What would happen if…?”. This method can be used for any time and it will get highest benefits if it is used during the design process or improvement of existing systems because all systems will be improved to be more safety at early stage. Furthermore, it is also suitable to identify hazards from dynamic activities such as car driving and cleaning, etc. What-If Analysis includes 4 steps: establishing cope of questions, setting analytical team, studying information and related documentation, establishing questions and finding effects. Analytical team should include at least landlord, design engineer, safety officer, technician and maintenance technician and if this analysis method is used for only identifying hazard technically, and if should beware of overlooking critical problems occurred from many related incidents