葛洲坝水利枢纽工程分两期施工,一期工程先修建二、三江建筑物。自1974年底主体工程复工以来,一期工程已基本完成。今年10月,大江截流戗堤非龙口段已开始进占,预计到今年年底前后就可以完成截流合龙。利用大江围堰挡水,1981年可实现三江船闸通航和二江电厂发电。此后,继续进行大江建筑物施工(参见图1)。 Gezhouba dam project in two phases of construction, a project to build two, Sanjiang buildings. Since the main project was resumed at the end of 1974, the first phase of the project has been basically completed. In October of this year, the non-Longkou section of the main river closure embankment has begun to take over and is expected to be completed by the end of this year. With the use of the Dajiang cofferdam, in 1981 the navigation of the Sanjiang Ship Lock and the power generation of the Erjiang Power Plant can be realized. Since then, construction of Oe Building has continued (see Figure 1).