北京金贸中心无粘结预应力楼板质量监理  

QUALITY SUPERVISION OF UNBONDED PRESTRESSED FLOOR SLAB IN BEIJING JINMAO CENTER PROJECT

作　　者：沈振岳 胡耀辉[1] 王光云[1] 马超[1] 

机构地区：[1]北京建工京精大房工程建设监理公司,北京100037

出　　处：《建筑技术》2010年第12期1122-1126,共5页Architecture Technology

摘　　要：北京金贸中心工程对跨度为8.4m×8.4m的设备夹层和低层公共建筑部分楼板采用了无粘结预应力技术,为确保无粘结预应力工程质量,监理人员抓事前控制、事中控制和工程验收三个环节,尤其对无粘结预应力筋制作、铺放、张拉、锚固等关键工序进行了重点控制,保证了工程质量。In Beijing Jinrnao Center project, unbonded prestressing technique is used in the 8.4m×8.4m equipment interlining and partial floor slabs of low-storey public building. In order to insure the unbonded prestress engineering quality, supervisor pays attentions to precontrol, construction control and engineering acceptance, especially on some key processes, such as fabrication, laying, tensioning and anchorage of unbonded prestressed steel bar, to guarantee high engineering quality.

关 键 词：无粘结预应力楼板 预应力筋 预应力张拉 

分 类 号：TU757[建筑科学—建筑技术科学]