张峰水库2号倒虹预应力钢筒混凝土管道安装施工工艺

On Construction Technique To Install PCCP of Zhangfeng Reservoir's No.2 Inverted Siphon Project

张峰水库2号倒虹工程全长273m。倒虹工程采用直径1600 mm和1400 mm的预应力钢筒混凝土管。文中阐述了管道的具体施工工艺,包括施工前管道质量检查、运输、垫层铺设、测量控制及管道安装等。

The total length of Zhangfeng Reservoir＇s NO.2 inverted siphon pipe is 273m.The works adopts prestressed concrete cylinder pipes with the diameters of 1600 mm and 1400 mm.This paper expounds the concrete construction technique to install PCCP,including quality inspection of pipe before constructing,trasporting,placing bedding,survey control and installing PCCP etc.