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本文给自己提出的任务是向水利工程界介绍不利用围堰修建水工建筑物的可能方法。这种方法以长江武汉大桥施工经验为基础,研究它在建筑堆石坝和混凝土坝中的应用。用钢筋混凝土管柱修建河中桥墩的方法,在中华人民共和国建造供连接南北两岸铁路线和公路线用的两层的武汉长江大桥中第一次被提出和采用。桥址自然条件的特性是这样的:河床的基岩为石灰岩、泥灰岩和炭质页岩,其上夏盖着细沙夹小砾石的冲积层。冲积层的厚度为10~20公尺不等。
The task presented in this paper is to introduce to the hydraulic engineering community a possible way to construct hydraulic structures without using cofferdam. Based on the construction experience of Wuhan Yangtze River Bridge, this method is used to study its application in rockfill dam and concrete dam. The method of constructing a river bridge pier with reinforced concrete columns was first proposed and adopted in the Wuhan Yangtze River Bridge constructed by the People’s Republic of China on two floors connecting the North China Railway and the South China Sea. The natural characteristics of the bridge site are such that the bedrock of the riverbed is limestone, marl and carbonaceous shale, and the upper part of summer is covered with alluvial sandstone and gravel alluvium. Alluvium layer thickness of 10 to 20 meters.