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龙口—茜坑供水工程由龙口泵站提引东深源水,经管道输送至茜坑水库,沿途供苗坑水厂和鹅公岭水厂,解决平湖、龙华、观澜三镇的缺水问题。最大供水规模33万t/日,工程等别为II等,主要建筑物级别为2级,抗震设防裂度为7°。主要建筑物有管道(PCCP,PCP,钢管)、管桥、顶管、隧洞等。文中主要对管材选型进行经济技术比较。
Longkou - Qian pit water supply project by Longkou pumping station to mention the East of the deep source of water, pipelines to Qiankeng reservoir, along the way for the Miaokeng waterworks and E Gong public waterworks, to solve the problems of water shortage in Pinghu, Longhua, Guanlan three towns. The largest water supply scale is 330,000 t / day, the project is II and so on, the main building level is 2 and the anti-seismic fortification degree is 7 °. The main buildings are pipes (PCCP, PCP, steel pipe), pipe bridges, pipe jacking, tunnels and so on. In this paper, the main pipe selection of economic and technological comparison.