ICS 93. 160 CCS P 55 团体标 准 T/CDSA 305.26--2022 水工建筑物水下缺陷检测技术要求 （Specification for Underwater Defect Detection of Hydraulic structures ） 2022 -06-10发布 2022 -06-10实施 中国潜水打捞行业协 会 发布 全国团体标准信息平台 全国团体标准信息平台 T/CDSA 305.26 --2022 Ⅰ 目 次 前言 ................................ ................................ .................. Ⅱ 1范围 ................................ ................................ ................................ ................................ ................................ . 1 2规范性引用文件 ................................ ................................ ................................ ................................ ............. 1 3术语和定义 ................................ ................................ ................................ ................................ ..................... 2 4一般要求 ................................ ................................ ................................ ................................ ......................... 3 5水下检测技术 ................................ ................................ ................................ ................................ ................. 4 5.1一般规定 ................................ ................................ ................................ ................................ .................. 4 5.2多波束声呐检测技术 ................................ ................................ ................................ .............................. 5 5.3侧扫声呐检测技术 ................................ ................................ ................................ ................................ .. 7 5.4成像声呐检测技术 ................................ ................................ ................................ ................................ .. 9 5.5水下目视与光学成像检测技术 ................................ ................................ ................................ ............ 10 5.6水下激光检测技术 ................................ ................................ ................................ ................................ 11 6混凝土结构缺陷水下检测要求 ................................ ................................ ................................ ................... 12 6.1一般规定 ................................ ................................ ................................ ................................ ................ 12 6.2混凝土结构外观缺陷水下检测要求 ................................ ................................ ................................ .... 12 6.3混凝土结构裂缝水下检测要求 ................................ ................................ ................................ ............ 14 6.4混凝土结构渗漏水下检测要求 ................................ ................................ ................................ ............ 15 7金属结构缺陷水下检测要 求 ................................ ................................ ................................ ....................... 16 7.1一般规定 ................................ ................................ ................................ ................................ ................ 16 7.2金属结构外观形态检测要求 ................................ ................................ ................................ ................ 16 7.3金属结构厚度检测要求 ................................ ................................ ................................ ........................ 17 7.4金属结构内部缺陷要求 ................................ ................................ ................................ ........................ 18 附录 A（规范性）水下潜航器技术要求 ................................ ................................ ................................ ......... 20 附录 B（规范性）无人船技术要求 ................................ ................................ ................................ ................. 22 参 考 文 献 ................................ ................................ ................................ ................................ ....................... 24