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01. |
Organizational Problems |
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02. |
Poor Management |
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03. |
Slackness of Management |
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04. |
Poor Value Perception |
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05. |
Poor Safety Awareness |
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06. |
Inadequate Risk Recognition |
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07. |
Carelessness |
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08. |
Insufficient Understanding |
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09. |
Insufficient Recognition of Risk |
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10. |
Malicious Act |
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11. |
Rule Violation |
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12. |
Safety Rule Violation |
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13. |
Failure |
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14. |
Large-Scale Damage |
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15. |
Sink |
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16. |
Loss to Organization |
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17. |
Economic Loss |
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18. |
Direct Monetary Damage 28 million yen |
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Sinking of a floating roof due to inundating of pontoons and retained rain-water on the roof at a floating roof naphtha tank
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Knowledge Comment: |
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A floating roof of a floating roof tank can float by buoyancy. The roof sinks by accumulation of water on the roof and in pontoons.The cleaning on the roof is absolutely required. |
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