大跨度扇形板无粘结预应力施工质量控制  

LARGE FAN-SHAPED PLATE SPAN UNBONDED PRESTRESSED CONSTRUCTION QUALITY CONTROL

作　　者：吴明权 

机构地区：[1]河南省第二建设集团有限公司,河南新乡453002

出　　处：《建筑技术开发》2014年第9期25-27,共3页Building Technology Development

摘　　要：某大厦工程为28层的高层建筑,呈圆形布置,直径75m,地上总高度约为99m,采用无粘结预应力技术,以增加室内净高和降低工程成本,提出了大跨度扇形板无粘结部分预应力施工工艺、质量控制和施工要点,以利于工艺的改进和提高。A 28-story building project for the high-rise building,rounded layout,diameter 75 m,ground total height of about 99 m,the use of unbonded prestressing techniques to increase ceiling height and reduce engineering costs,introduced largespan fan board inviscid results partially prestressed construction process,quality control and construction elements,sum up experience,in order to facilitate and improve the process of improvement.

关 键 词：大跨度 无粘结 预应力 扇形 质量控制 

分 类 号：TU757[建筑科学—建筑技术科学]