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天津干线工程是南水北调中线一期工程的重要组成部分,长约155.3km,工程采用全箱涵无压接有压全自流输水方案,主要建筑物共有268座。工程等级为1等,主要建筑物为1级,做好工程质量管理工作尤为重要。
The Tianjin trunk line project is an important part of the first phase of the South-to-North Water Diversion Middle Route Project. It is about 155.3km in length. The project uses a full-box culvert without pressure and pressure full-flow water conveyance scheme, with a total of 268 major buildings. Engineering grade 1, the main building is level 1, do a good job of project quality management is particularly important.