北京奥运村地下车库顶板大跨度双向预应力施工技术  

CONSTRUCTION TECHNIQUE OF TWO-WAY PRESTRESSED WIDE-SPAN ROOF BOARD OF BEIJING OLYMPIC VILLAGE UNDERGROUND PARKING LOT

作　　者：易万[1] 

机构地区：[1]北京城建七工程有限公司,北京100029

出　　处：《建筑技术》2008年第12期915-919,共5页Architecture Technology

摘　　要：北京奥运村地下车库顶板采用无粘结预应力筋双向配置,共使用钢绞线近1000t。根据单层面积大、工期紧等特点,从机具、材料准备、施工部署、施工工艺等方面着手,采取一系列措施,按期完成了计划。Roof board of Beijing Olympic Village underground parking lot adopts two-way prestressed tendon without bond, and nearly 1000t steel strandsare adopted in total. Considering large area on monolayer and limited construction period, a series of measures are adopted for preparation of equipments and materials, construction arrangement and construction technologies, and the project is completed on schedule.

关 键 词：地下车库 预应力钢绞线 预应力张拉 

分 类 号：TU757.4[建筑科学—建筑技术科学]