UDC NATIONALSTANDARD OFTHEPEOPLE'SREPUBLICOFCHINA 中华人民共和国国家标准 P GB 50209-2010 CodeforAcceptanceofConstructionQualityof Building Ground 建筑地面工程施工质量验收规范 Issued on: May 31 2010 Implemented on:December 1 2010 Jointly Issued byMinistry of Housing and Urban-Rural Construction of the People's Republic of China General Administration of Quality Supervision Inspection and Quarantine of the People's Republic of China
NATIONALSTANDARD OFTHEPEOPLE'SREPUBLICOFCHINA 中华人民共和国国家标准 CodeforAcceptanceofConstruction QualityofBuildingGround 建筑地面工程施工质量验收规范 GB50209-2010 Chief Development Department: Department of Housing and Urban-Rural Development of Jiangsu Province Approval Department: Ministry of Housing and Urban-Rural Development of the People’s Republic ofChina Implementation Date: December 1 2010 Beijing2010
NOTICE This code is written in Chinese and English. The Chinese text shall be taken as the ruling one in the event of any inconsistency between the Chinese text and the English text.
AnnouncementofMinistryofHousingandUrban-Rural DevelopmentofthePeople'sRepublicofChina No.607 Announcement on Publishing the National Standard “Code for Acceptance of ConstructionQualityofBuildingGround” "Code for Acceptance of Construction Quality of Building Ground" has been approved as a national standard with a serial number of GB 502092010 and it shall be implemented on December 1 2010. Therein Articles 3.0.3 3.0.5 3.0.18 4.9.3 4.10.11 4.10.13 and 5.7.4 hereof are pulsory provisions and must be enforced strictly. The standard “Code for Acceptance of Construction Quality of Building Ground" GB 502092002 shall be abolished simultaneously. Authorized by the Standard Rating Research Institute of the Ministry of Housing and Urban-Rural Development of the People’s Republic of China this code is published and distributed by China Planning Press. Ministry of Housing and Urban-Rural Development of the People’s Republic of China May31 2010
Foreword According to the requirements of “Notice on Printing the Development and Revision Plan of National Engineering Construction Standards in 2008 (First)" (Jian Biao [2008] No. 102) issued by the Ministry of Housing and Urban-Rural Development this code is revised on the basis of “Code for Acceptance of Construction Quality of Building Ground" (GB 50209-2002) by Jiangsu Provincial Construction Group Co. Ltd. Jiangsu Huajian Construction Co. Ltd. and relevant organizations. In the process of revision the development group has developed monographic study carried out prehensive investigation summarized long-term experiences in building ground engineering materials and construction taken advices from relevant organizations throughout the country in various ways repeatedly revised the major problems finally reviewed as well as finalized a manuscript. This code prises of 8 chapters and 1 appendix including general provisions terms basic requirement base course laying integral layer laying board surface laying timber flooring surface and bamboo flooring surface laying and part project (sub-project) acceptance. The provisions printed in bold type are pulsory ones and must be enforced strictly. Ministry of Housing and Urban-Rural Development is in charge of the administration of this code jo udo en u pue unoo ued suosod osnduoo yo uoguedxa p Jiangsu Province is responsible for the daily management; Jiangsu Provincial Construction Group Co. Ltd. is responsible for the explanation of specific technical contents. All relevant organizations are kindly requested to sum up and accumulate your experiences in actual practices during the process of implementing this code. The relevant opinions and advice whenever necessary can be posted or passed on to “Code for acceptance of construction quality of building ground” development group of Jiangsu Provincial Construction Group Co. Ltd. (Address: Floor 15~17 Xinghan Plaza No. 180 Hanzhong Road Nanjing 210029 Jiangsu Province; E-mail: gcb@jpcec.; Tel: 025-86799322). Chief Development Organizations Participating Development Organizations Chief Drafting Staffs and Chief Examiners of this code: Chief Development Organizations: Jiangsu Provincial Construction Group Co. Ltd. Jiangsu Huajian Construction Co. Ltd. Participating Development Organizations: Zhenjiang Construction Project Quality Supervision Station Jiangsu Construction Engineering Group Co. Ltd. Nantong Xinhua Construction Group Co. Ltd. Suzhou Erjian Construction Group Co. Ltd. Suzhou First Construction Group Co. Ltd Jiangsu Zhongxing Construction Co. Ltd. Nantong Sijian Construction Group Co. Ltd. Chief Drafting Staffs: Wanghua Gao Baojian Cheng Jie Wang Liqun Wang Jiqian Jiang Libing