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《Urban Geology》 2009-02
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Land-subsidence Assessment on Groundwater Exploitation Project for Dagang of Tianjin Urban Water-supply

XU Dong,HUO Lei,WANG Miao (Land-subsidence Control Office of Tianjin,Tianjin,300061)  
Urban secure and construction have been threatened by land-subsidence,which mostly caused by over-exploitation of groundwater.Therefore,taking land-subsidence into account before the beginning of some water-pumping project in urban has been important and necessary.In this paper, a land-subsidence assessment of water-pumping project in Dagang,Tianjin City may be introduced, that the groundwater exploitation project may lead to land-subsidence.It suggests that Using Surface water is the best choice.
【CateGory Index】: P642.26
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