A discussion of the economic lose caused by land subsidence during the floodgate operation
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摘要: 通过对天津市内主要河流上的4座具有代表性的闸涵进行详细的计算分析,得出闸涵水利工程维护费用中约19%属于地面沉降引起的损失,并将此比重推广到全市的闸涵工程,最后计算得出地面沉降造成的损失约为3.45亿元。Abstract: Through analyzing four representative floodgates on the rivers in Tianjin,conclusion is drawn that 19% of maintenance expense is caused by land subsidence.This conclusion is applied to all of the floodgates in Tianjin and the total lose is estimated as 0.345 billion yuan.
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Key words:
- land subsidense /
- water conservancy establishment /
- economic lose
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