Scenario

01. Carelessness
02. Insufficient Precaution
03. Inadequate Handling
04. Organizational Problems
05. Poor Management
06. Slackness of Management
07. Regular Movement
08. Careless Movement
09. Omission
10. Malicious Act
11. Rule Violation
12. Safety Rule Violation
13. Bad Event
14. Thermo-Fluid Event
15. Loosen the pluggings
16. Secondary Damage
17. External Damage
18. Fire

Leakage and fire of heavy residue oil from a drain valve after pump switching at a vacuum distillation unit of a refinery
Case Details

Knowledge Comment:
Heavy residual oil includes always solid substances, a caution to plugging must be necessary.

Field Chemicals and Plants
Author KOSEKI, Hirosi (National Research Institute of Fire and Disaster)
TAMURA, Masamitsu (Center for Risk Management and Safety Sciences, Yokohama National University)