荆江大堤沙市观音矶护岸整治工程

Guanyin Shoal Revetment Regulation Works Near by Shashi City

沙市观音矶为荆江大堤重要险段,长期以来起到顶承江流、挑杀水势、保护堤防的重要作用。经过1998年长江大洪水的冲刷,枯水位以上护岸工程发生了不同程度的损坏。1999年国家安排专项资金对观音矶护岸工程进行整治。笔者对观音矶护岸整治工程的工程布置、结构设计、混凝土板施工、质量控制和工程完工后数年来的运行效果作了介绍。

Guanyin shoal, a dangerous section of Jingjiang embankment near by Shashi City, has the functions of withstanding and subsiding the potential of main current of the Yangtze river to protect the Jingjiang embankment. The revetment of this section was destroyed in varying degrees by rush of floodwaters in 1998, and a special repair fund was appropriated by State in 1999. Here, the general layout of revetment regulation works, the design of regulation structures, the construction of concrete slabs, the quality control for them and the treatment effect are described.