Foreword

This standard is developed by Sinopec Engineering Incorporation in cooperation with other involved organizations according to the requirements of Document JIANBIAO ［2012］ No.5 issued by the Ministry of Housing and Urban-Rural Development（MOHURD）-"Notice on Printing and Distributing'the Development and Revision Plan of National Engineering Construction Standards in 2012'".

In preparing this standard，the development team carried out extensive investigations，summarized the engineering practices，made reference to the advanced codes and standards in China and abroad，requested and consolidated comments from involved organizations，reviewed and finalized this standard.

This standard consists of 5 chapters and 3 appendixes，covering:general provisions，terms and symbols，basic requirements，aseismatic measures appraisal and aseismatic calculations etc.

The provisions printed in bold type are mandatory ones and must be implemented strictly.

This standard is under the jurisdiction of，and its mandatory provisions are interpreted by the Ministry of Housing and Urban-Rural Development of the People's Republic of China.China Petro Chemical Corporation is responsible for its routine management，and Sinopec Engineering Incorporation is in charge of the explanation of technical specifications.During implementation of this standard，any comments and advices can be posted or passed on to Sinopec Engineering Incorporation（Address:Bldg.21 Anyuan，Anhui Bei Li，Chaoyang District，Beijing；Postcode:100101）.

Chief Development Organization，Co-Development Organizations，Participating Development Organizations，Chief Drafters and Chief Reviewers of this standard:

Chief Development Organization:

Sinopec Engineering Incorporation

Co-Development Organizations:

China Earthquake Disaster Prevention Center

Guiyang Aluminum Magnesium Design & Research Institute Co.，Ltd

Anshan Steel Engineering Technology Corporation Ltd.

Sinopec Petroleum Engineering Corporation

Participating Development Organizations:

Jiangxi Transformer Science & Technology Co.，Ltd.

Tianshui Greatwall Switchgear Co.，Ltd.

Shengli Oil Field Offshore Electrical Equipment Co.，Ltd

Chief Drafters:

LU Bingshi NI Zhengli ZHAO Fengxin DENG Shaoqiang SONG Gang

SUN Guangming SUN Hengzhi YUAN Xuequn HU Xiangquan

Chief Reviewers:

HOU Zhongliang GE Xueli YAO Dekang QIU Zhenghua ZHANG Xiaopeng

ZHAO Yong YA Xianzhong QI Qing ZHANG Yushan LI Xiaobo

JIANG Tao WEI Tiantao ZHANG Wencheng FAN Jingchang ZHU Xiaoli

WANG Qingru CHEN Shuangzhu