【提要】  介绍了上海市《预应力混凝土结构设计规程》修订的主要内容。除依据现行国家规范调整《规程》部分条文外，主要改进之处包括材料及锚具系统、考虑次内力影响的结构设计方法、结构使用性能设计规定、超长结构的预应力设计、体外预应力混凝土结构的设计与构造等。《规程》继承原规程的特点，对桥梁和特种结构的设计均有所涉及。
【关键词】  预应力混凝土结构  设计规程  修订
Introduction to the Revision of Design Code for Prestressed Concrete Structures/
Xiong Xueyu1,2，Gu Wei1，Cai Yue1，Sheng Tufu3，Zheng Yimin4（1 Prestressed Institute，Tongji University，Shanghai 200092，China；2 Key Laboratory of Advanced Civil Engineering Materials(Tongji University)，Ministry of Education，Shanghai 200092，China；3 Tongji Prestressing Engineering Co., Ltd.，Shanghai 200092，China；4 The Architectural Design Research Institute, Tongji University，Shanghai 200092, China）Abstract:The newly revised provisions of Design Code for Prestressed Concrete Structure are briefly introduced, including the improvement on materials and anchorage systems, structural design method considering the secondary forces, serviceability design specifications, the prestressing design for the extralong concrete structures, as well as design and detailing of external prestressing, and so on. Meanwhile, inheriting the native characteristic, design specifications for PC bridges and special structures are also involved in this revision.
Keywords:prestressed concrete structure；design code；revision
1)同济大学预应力研究所，上海，200092；2)先进土木工程材料教育部重点实验室（同济大学），上海，200092；3)上海同吉预应力工程有限公司，上海，200092；4)同济大学建筑设计研究院，上海，200092。
*上海市《预应力混凝土结构设计规程》（修订）研究项目，上海市建设技术发展基金（B05043）资助。