一、基本情况 1、概况子牙新河是1966年冬至1967年开挖的一条排洪排沥河道,它主要承泄子牙河水系的洪沥水,对于滨海地区的广大农田免除洪沥威胁,确保天津市、津浦铁路以及大港油田的安全起着重要的作用。子牙新河始于河北省献县,在沦县兴济镇北穿南运河、津浦铁路,于天津市北大港 First, the basic situation 1, the general Ziya River is the winter of 1966 to 1967 excavation of a drainage flood levee, it is mainly Ziya River drainage system to drain the flood, the majority of farmland in the coastal area to avoid the flood threat, Ensuring the safety of Tianjin, Jinpu Railway and Dagang Oilfield plays an important role. Ziya New River began in Xianxian County, Hebei Province, in Xing County, North County, through the South Canal, Jinpu Railway, in Tianjin Beidagang