Scenario

01. Poor Value Perception
02. Poor Safety Awareness
03. Inadequate Safety Measure
04. Carelessness
05. Insufficient Precaution
06. Inadequate Handling
07. Organizational Problems
08. Poor Management
09. Looseness of Organization
10. Usage
11. Maintenance/Repair
12. No Periodic Inspection
13. Malfunction
14. Poor Hardware
15. Stick
16. Failure
17. Large-Scale Damage
18. Tnak Rupture
19. Loss to Organization
20. Economic Loss
21. A Tank Damaged

Damage to a tank roof caused due to sticking of a breather valve during transfer of raw material
Case Details

Knowledge Comment:
It'a classical accident which is generated at the tank of sticky fluid or easy polymerized substances. A brether valve cannot move when it is sticked by the vapor of the contents.

Field Chemicals and Plants
Author ITAGAKI, Haruhiko (Japan National Institute of Occupational Safety and Health)
TAMURA, Masamitsu (Center for Risk Management and Safety Sciences, Yokohama National University)