Root Cause Analysis
It is a systematic or structured way of identifying “root cause of the problems or events” and provide a efficient solution. It included various techniques , methodologies etc.…., It works on common problems so that main problems can be identified. RCA Shows there process , when system or process failed to identify the problems.
It have following goals :
First Goal
It finds the cause of the Problem and provide the solution.
Second Goal
It describes the methods to prevent the problems , like to compensate for the problems.
Third Goal
It ensures that this problem can’t affect us in future if the same problem arise.
It follows some principles:
- Realize that , there can be multiple causes , not only single cause of the problem.
- Don’t underestimate short term relief of the problem , it is also important.
- Focus on correcting and providing solution for the problem , not on symptoms of the problem.
- Focus on How and Why cause arises , instead of WHO is responsible .
It follows 5 WHY’s.
Example OF RCA : ”FISHBONE”
It mainly includes :
Material [Raw material]
Man [knowledge]
Machine [technology]
Method [process]
Mind [Skills]
Product [services]
Price
Process [system]
Surroundings [place,environment]
Supplier
Skills