This standard isproposed by China Electricity Council.This standard is under the jurisdiction of TechnicalCommittee of Standardization for Hydropower Construction of Electric PowerIndustry.Drafting units ofthis standard: ChinaThree Gorges Corporation and Yangtze River Scientific Research Institute of YangtzeRiver Water Resources Commission.The participationdrafting organizations of this standard are Nanjing Tech University and JiangsuBute New Materials Co., Ltd.Principal contributorsMain drafters of this standard: Li Wenwei, Yang Huaquan,Deng Min, Yan JianJun, Liu Jiaping, Chen Xia, Dong Yun, Li Jiazheng, ZhouShihua, Tian Qian, Xiao Kaitao, Shi Yan, Lin Yujiang, Mo Liwu, Shu Jie, LiXiang, Zhang Shouzhi, Li Laifang, Chen Xianming and Peng Peng. The main reviewers ofthis standard include: MeiJinyu, Zhou Hougui, Xu Songlin, Wang Yi, Chu Yuexian, Sun Zhiyu, Tian Yugong, Fang Kunhe, LiGuangwei, Chen Gaixin, Lu Cairong, Kang Minghua, Tan Kaiyan, Zheng Guibin, ChenWenyao, Xie Kaijun, Wu Yong and Wu Jinzao.Translated and examined by Sinohydro Corporation: HuJianwei, Eric·Hansen, Wang Yi, HouYujing, Qie Chunsheng, Qi Wen and Zhu Yali.lso comply withother relevant applicable national standards.