北京pk10滚雪球在线计划

Build standard library

People's Republic of China Industry Standards

Technical specification for urban water supply prestressed steel tube concrete pipe pipeline engineering

Technical specification for prestressed concrete cylinder pipeline of city water supply engineering

CJJ 224-2014

Approval department: Ministry of Housing and Urban-Rural Development of the People's Republic of China Date of implementation: June 1, 2015

Announcement No. 620 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 Urban Water Supply Prestressed Steel Tube Concrete Pipes and Pipes"

The "Technical Regulations for Urban Water Supply Prestressed Steel Tube Concrete Pipes and Pipes" is approved as the industry standard, and the serial number is CJJ 224-2014, which will be implemented from June 1, 2015. Among them, Articles 3.1.3, 3.4.8, 5.3.5, 5.3.6, 7.1.1, 8.1.1, 9.0.2 are mandatory provisions, Must be strictly enforced.
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
November 5, 2014

Foreword

According to the requirements of the Ministry of Housing and Urban-Rural Development's Notice on Printing and Distributing the <2009 Project Construction Standards and Specifications Development and Revision Plan> (Build Standard [2009] No. 88), the code preparation team has conducted extensive investigations and studies, and carefully summarized practical experience, and Based on extensive solicitation of opinions, this Regulation was prepared.
The main technical contents of this regulation are: 1. General provisions; 2. Terms and symbols; 3. Materials; 4. Hydraulic calculation; 5. Structural design; 6. Construction; 7. Pipeline construction; 8. 9. Functional test of pipeline; Engineering acceptance.
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 the North China Design and Research Institute of Municipal Engineering of China is responsible for the interpretation of specific technical content. If you have any comments or suggestions during the implementation process, please send them to the North China Design and Research Institute of Municipal Engineering (Address: 99 Meteorological Road, Hexi District, Tianjin, Post Code: 300074)
Compiling institutes of this Code : North China Municipal Engineering Research Institute
Participating organization : Beijing Municipal Engineering Design and Research Institute
Xinjiang Guotong Pipeline Co., Ltd.
Shandong Power Pipeline Engineering Company
Tianjin Wanlian Pipeline Engineering Co., Ltd.
Shandong Longquan Pipeline Engineering Co., Ltd.
Wuxi Huayi Pipeline Co., Ltd.
Tianjin Pipeline Engineering Group Co., Ltd.
Tianjin Huashui Water Construction Co., Ltd.
Peixian Anticorrosive and Insulation Engineering Corporation
The main drafters of this procedure : Chen Yongcheng, Guo Xiaoguang, Cheng Du, Li Shilong, Liu Bingwu, Zhu Kaidong, Wu Fansong, Li Chengjiang, Cheng Ziyue, Liang Jianyin, Xu Yanggang, Wu Yueren, Wang Xiangmin, Zhang Liang, Wang Na, Liu Jinxiang, Wang Xianghui, Bi Shijun, Liu Changjie, Xu Yongping, Wang Xuehai, Li Wenqiu, Li Jinguo, Dai Chunsheng, Xu Dujun, Tao Manfeng, Zhu Weiji, and Zhang Weiming, He Tao.
The main reviewers of this regulation : Fan Minquan Li Yansong Shen Danian Cao Long Jiao Yongda Guo Tianmu Wang Changxiang Shi Zhili Du Yuzhu Wu Changying Liu Jiangning