800mm,板厚度取300mm。根據(jù)計(jì)算結(jié)果,框架梁底筋三級(jí)鋼9根25,支座鋼筋8根25,箍筋三級(jí)鋼8@100/180(4),板底通筋三級(jí)鋼10@130,上部通筋三級(jí)鋼10@150,支座附加鋼筋三級(jí)鋼12/14@150。
3結(jié)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