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People's Republic of China Industry Standards

Technical Regulations for Detection and Evaluation of Urban Drainage Pipelines

Technical specification for inspection and evaluation of urban sewer

CJJ 181-2012

Approval department: Ministry of Housing and Urban-Rural Development of the People's Republic of China Effective date: December 1, 2012

Announcement No. 1439 of the Ministry of Housing and Urban-Rural Development of the People's Republic of China

Announcement of the Ministry of Housing and Urban-Rural Development on the release of the industry standard "Technical Regulations for the Detection and Evaluation of Urban Drainage Pipelines"

The "Technical Regulations for the Detection and Evaluation of Urban Drainage Pipelines" is now approved as the industry standard, numbered CJJ 181-2012, and will be implemented from December 1, 2012. Among them, Articles 3.0.1, 7.1.7, 7.2.4, 7.2.6 are mandatory provisions and must be strictly implemented.
This regulation is published by China Construction Industry Press organized by the Standard Quota Research Institute of our Ministry.

Ministry of Housing and Urban-Rural Development of the People's Republic of China
July 19, 2012

Foreword

In accordance with the requirements of the Ministry of Housing and Urban-Rural Development's "Notice on Printing and Distributing the Standards and Specifications for the Construction of Projects in 2011" (Jianbiao [2011] No. 17), the formulating team has conducted extensive investigations and studies, carefully summarized practical experience, and referred to relevant international Standards and advanced foreign standards, and on the basis of extensive solicitation of opinions, this regulation was compiled.
The main technical contents of this regulation are: 1 general rules; 2 terms and symbols; 3 basic regulations; 4 television testing; 5 sonar testing; 6 pipeline periscope testing; 7 traditional method inspection; 8 pipeline evaluation; 9 inspection wells and gullies inspection 10 Achievements.
The provisions marked in bold in these regulations are compulsory and must be strictly implemented.
The Ministry of Housing and Urban-Rural Development is responsible for the management and interpretation of the compulsory provisions, and Guangzhou Municipal Municipal Group Co., Ltd. is responsible for the interpretation of specific technical content. If you have any comments or suggestions during the implementation, please send them to Guangzhou Municipal Group Co., Ltd. (Address: Yinzheng Building, 338 Huanshi East Road, Guangzhou, 510060).
Compiling institutes of this Regulation : Guangzhou Municipal Group Co., Ltd.
Participant of this Regulation : Guangdong University of Technology
Hong Kong Pipeline Institute
Guangzhou Yitan Underground Pipeline Inspection Technology Service Co., Ltd.
Shanghai Letong Pipeline Engineering Co., Ltd.
Shanghai Water Authority
Tianjin Drainage Management Office
Harbin Drainage Co., Ltd.
Xi'an Municipal Facilities Management Bureau
Guanli Environmental Technology (Shanghai) Co., Ltd.
Chongqing Water Affairs Group Co., Ltd.
Guangzhou Municipal Engineering Test and Inspection Co., Ltd.
Underground Pipeline Professional Committee of China Urban Planning Association
China University of Geosciences
Guangdong Institute of Standardization
Guangzhou Sewage Treatment Co., Ltd.
The main drafters of this protocol : An Guanfeng, Wang Heping, Huang Jing, Xie Guangyong, Zhu Jun, Tang Jianguo, Song Yawei, Wang Hong, Deng Xiaoqing, Sun Yueping, Lu Lei, Chu Longqiu, Guangxin, Liu Tianjun, Ma Baosong, Chen Haipeng, Li Biqing, Dong Haiguo.
The main reviewers of this procedure : Zhang Qin, Zhu Paul, Wu Xuewei, Deng Xiaohe, Xiang Jiuhua, Tang Dong, Wang Chunshun, Zhou Kezhao, Yu Jiancong, Tian Rong, Fan Jianjun