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新增夾層樓面選擇鋼結構還是純混凝土結構挑選鋼(gang)結構(gou)夾(jia)層(ceng)樓面還(huan)是(shi)純(chun)混凝土(tu)夾(jia)層(ceng)樓面。實(shi)際上,新增夾(jia)層(ceng)樓面絕(jue)大多數都是(shi)鋼(gang)結構(gou)夾(jia)層(ceng)(以上四種鋼(gang)結構(gou)夾(jia)層(ceng)的(de)某種類型),很少(shao)選用純(chun)混凝土(tu)夾(jia)層(ceng)。原因如下: (1)鋼(gang)結(jie)構(gou)(gou)夾層最主要的(de)利益是(shi)結(jie)構(gou)(gou)自(zi)(zi)重輕。同(tong)條件下,混泥土的(de)樓(lou)面(mian)梁自(zi)(zi)重是(shi)鋼(gang)結(jie)構(gou)(gou)樓(lou)面(mian)梁自(zi)(zi)重的(de)3-5倍;一般(ban)情況(kuang)下,鋼(gang)結(jie)構(gou)(gou)夾層樓(lou)面(mian)自(zi)(zi)重小(xiao)于100kg/m2(鋼(gang)結(jie)構(gou)(gou)混凝土組(zu)合樓(lou)板略(lve)重,自(zi)(zi)重到達約300kg/m2),但是(shi)純混凝土樓(lou)板自(zi)(zi)重350kg/m2以上。鋼(gang)結(jie)構(gou)(gou)夾層樓(lou)面(mian)自(zi)(zi)重明顯低于純混凝土樓(lou)面(mian)自(zi)(zi)重。 (2)鋼結構夾(jia)層(ceng)多(duo)數是干作(zuo)業,施(shi)工(gong)(gong)(gong)快(kuai)捷,施(shi)工(gong)(gong)(gong)辦(ban)法(fa)少、施(shi)工(gong)(gong)(gong)快(kuai)、對周(zhou)邊(bian)(bian)其他(ta)區(qu)域影響小。純混凝(ning)土(tu)夾(jia)層(ceng)樓(lou)面需要現場(chang)搭設腳手架(jia)、支模板(ban)、綁鋼筋、澆(jiao)筑梁板(ban)混凝(ning)土(tu),濕作(zuo)業多(duo),施(shi)工(gong)(gong)(gong)工(gong)(gong)(gong)序多(duo),施(shi)工(gong)(gong)(gong)辦(ban)法(fa)多(duo),施(shi)工(gong)(gong)(gong)周(zhou)期長(chang),對周(zhou)邊(bian)(bian)環境影響大。 因此,新(xin)增夾(jia)層樓面絕大(da)多數都是(shi)鋼(gang)結(jie)構夾(jia)層。那(nei)么在這四種(zhong)做法中我們應該怎么挑選(xuan)呢?小編提示,詳(xiang)細挑選(xuan)哪種(zhong)類(lei)型(xing)鋼(gang)結(jie)構夾(jia)層,可找相應的鋼(gang)結(jie)構公司進行評價(jia)、核算、規劃。不(bu)同用(yong)處或不(bu)同建筑類(lei)型(xing),施工那(nei)種(zhong)類(lei)型(xing)更經濟合理,還需(xu)要專(zhuan)業(ye)的規劃人(ren)員來(lai)定! |