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一、前言南水北调是解决京杭运河(长江以北)沿线的水源问题。由于调水的输水线选择了古运河的线路,故该工程的实施,可为国家增加一条南北向长达1400余公里的水上运输线。调水线路在位山地区越过黄河。就通航而言,运河穿黄有立交与平交二种方案。利用黄河下游某段洞道(下称穿黄段河道),在其南北二岸各建一座船闸构通运河,称平交方案。该方案比利用空中渡槽或地下涵洞的立交方案工程简
I. Introduction The South-to-North Water Diversion Project is to solve the water problem along the Beijing-Hangzhou Grand Canal (north of the Yangtze River). As the water transfer waterway selected the ancient canal line, so the implementation of the project, for the country to increase a north-south up to 1,400 kilometers of water transport lines. Water transfer line in the bit mountain area across the Yellow River. As far as navigation is concerned, there are two options for the canal crossing the Huanghe Interchange and the Pinghuan Interchange. The use of a section of the lower reaches of the Yellow River channel (hereinafter referred to as the Yellow River), in its north and south sides of a lock to build a canal, called the cross plan. The program than the use of aerial aqueduct or underground culvert program of interchange project Jane