河网区域特高压线路水域承台施工钢板桩围堰布置要素分析

Analysis of Layout Elements of Steel Sheet Pile Cofferdam for Pile Cap Construction in River Network Area of UHV Line Waters

本文以湖北河网区域的特高压输电线路水域承台为研究对象,通过对国内成功实施的钢板桩围堰工程进行调查分析,结合工程特点,对河网区域特高压线路水域承台施工的钢板桩围堰布置时应考虑的围堰高度、外形、尺寸、封底、支撑布置等工程要素进行分析,为河网区域特高压线路的水域承台施工提供技术参考。

Water cap of UHV transmission line of Hubei river area is studied in this paper, basedon the investigation and analysis of the steel sheet pile cofferdam, combining engineering characteristics, the engineering elements of cofferdam shape, size, height, cofferdam, bottom support layoutto be considered during construction are analyzed, which provides technical reference for water area pile cap construction for UHV transmission line in river network area.