800mm,板厚度取300mm。根据计算结果,框架梁底筋三级钢9根25,支座钢筋8根25,箍筋三级钢8@100/180(4),板底通筋三级钢10@130,上部通筋三级钢10@150,支座附加钢筋三级钢12/14@150。
3结果分析
Comparativeanalysisoneconomyofbasementroofstructure
AnHongfei
(ZhengzhouBuildingDesignInstitute,Zhengzhou450000,China)
Abstract:ThroughPKPMstructuraldesignsoftware,thepapercomparativelyanalyzesfivekindsofbasementroofstructurebeamdistributioncostofcrossing-secondarybeam,one-waytwice,one-wayonce,bigboardwitharm(250mmofcentralpart),300mmofbigboard,whichhaspro-videdsomeguidanceforrationallyselectingbasementbeamboarddistributionforms.
Keywords:basementroof,crossing-secondarybeam,one-waytwice,one-wayonce,beamslabwitharm,bigboard