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01. |
Poor Concept |
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02. |
Poor Strategy or Concept |
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03. |
Organizational Problems |
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04. |
Poor Management |
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05. |
Poor Value Perception |
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06. |
Poor Safety Awareness |
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07. |
Regular Movement |
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08. |
Dangerous Movement |
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09. |
Malicious Act |
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10. |
Rule Violation |
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11. |
Usage |
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12. |
Operation/Use |
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13. |
Secondary Damage |
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14. |
Damage to Environment |
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15. |
Bad Event |
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16. |
Chemical Phenomenon |
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17. |
Bodily Harm |
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18. |
Sickness |
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19. |
Bodily Harm |
 |
20. |
Death |
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The carbon monoxide intoxication under the work which drains rain water which accumulates in the underground pit.
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