广州荣庆大厦有粘结预应力平板的TRANBBS设计与TRANBBS施工*
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365交通站365jt.com梁为祥 李江南 黄兴文
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365交通站365jt.com摘要 广州荣庆大厦楼盖结构中采用的有粘结预应力平板，在设计理论、施工工艺、锚固体系及经济效益方面均有一定优势。由于预应力筋长度较短，锚具回缩引起的损失较大，故适当提高了σcon。为不影响主立面美观，张拉端均为内埋式。有粘结板的预应力筋采用集束布置，束间距较大，因此铺设工序较为简单。
365交通站365jt.com关键词 有粘结预应力 张拉 楼盖结构
365交通站365jt.com分类号 TU 378
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365交通站365jt.comDESIGN AND CONSTRUCTION OF A BOND PRESTRESSEDFLOOR SLAB SYSTEM OF THE GUANGZHOU RONGQING MANSION PROJECT
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365交通站365jt.comLIANG Wei xiang LI Jiangnan HUANG Xing wen
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365交通站365jt.comAbstract Abond prestressed floor slab system has been adopted for the Guangzhou Rongqing mansi on floor construction．It has the following advantages，namely：1，a good design 2，an easy constructi on technology 3，areli able prestressed anchorage system and 4，a rich benefit．Because its length of prestressed reinforce mentis rather short and its loss caused byshrinkage of anchorage is rather heavy，therefore，its σcon has been dulyincreased．In order to make an attractive and beautiful elevati on view，allthe prestressing ends are well embeded and concealed．All bond prestressedrei nforce ments are heavily concentrated，therefore，each of their spacing isspaced rather widely apart，thus，their procedures of constructi on are rathersi mple and easy．
365交通站365jt.comKey words prestress with bond，tension，floor structure
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365交通站365jt.com 广州荣庆大厦为一栋15层的商住楼，总建筑面积约21000m2。地下1层（车库），地上15层（其中3层为商场，12层
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