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01. |
Carelessness |
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02. |
Insufficient Precaution |
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03. |
Insufficient Analysis or Research |
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04. |
Insufficient Prior Research |
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05. |
Regular Operation |
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06. |
Nonobservance of Procedure |
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07. |
Possible Damage |
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08. |
Potential Hazard |
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![](../dfen/DD1000025.jpg)
In the execution of the small and medium-sized rivers improvement business, since estimating the cost of the running knot blocks construction etc was failed, the cost of construction became expensive.
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