鋼波紋涵管是(shi)一種(zhong)柔(rou)性(xing)結(jie)構,鋼波紋涵管在(zai)結(jie)構上具(ju)有(you)橫向補償位移的(de)特(te)(te)性(xing),能夠充分發揮鋼材抗拉功(gong)能強、抗變(bian)形才干的(de)特(te)(te)色(se),具(ju)有(you)較大的(de)抗變(bian)形才干和抗沉(chen)降才干,特(te)(te)別適合于(yu)軟土、膨脹(zhang)土、濕陷性(xing)黃土等(deng)地(di)基承載力較低的(de)區域和地(di)震(zhen)多(duo)發區域。
因為鋼波紋涵管施(shi)工(gong)(gong)簡(jian)略且(qie)施(shi)工(gong)(gong)工(gong)(gong)期短(一般一道涵洞(dong)的(de)施(shi)工(gong)(gong)時刻大約在10天-15天左右)縮短了多年(nian)(nian)凍土的(de)裸(luo)露(lu)時刻,凍融量小(xiao)(xiao),故特別適用(yong)(yong)于多年(nian)(nian)凍土區域。鋼波紋涵管施(shi)工(gong)(gong)時對(dui)(dui)周圍環境的(de)損壞小(xiao)(xiao),適用(yong)(yong)于生態環境脆弱的(de)區域鋼波紋涵管施(shi)工(gong)(gong)中只需要對(dui)(dui)基礎進行(xing)砂(sha)礫回填處理,對(dui)(dui)進出(chu)口(kou)進行(xing)混(hun)凝(ning)土或(huo)砌(qi)石(shi)施(shi)工(gong)(gong)處理,對(dui)(dui)砂(sha)、石(shi)材、鋼筋等用(yong)(yong)量小(xiao)(xiao),十分實用(yong)(yong)于砂(sha)石(shi)缺少的(de)區域。
鋼(gang)波(bo)紋(wen)涵管選用標準化(hua)規劃、工(gong)(gong)廠(chang)加工(gong)(gong)出(chu)產(chan),出(chu)產(chan)不受環境(jing)影響(xiang),進行會合(he)工(gong)(gong)廠(chang)化(hua)出(chu)產(chan),出(chu)產(chan)周期短,實用于(yu)質量要求高,工(gong)(gong)期緊,基礎差的(de)(de)工(gong)(gong)程項目(mu)。鋼(gang)波(bo)紋(wen)涵管結(jie)構受力狀況(kuang)合(he)理,荷載散布均勻,并有一定的(de)(de)抗變(bian)形才干。
削(xue)減或底(di)子拋(pao)棄了慣例建材,如水泥(ni)、黃砂(sha)、石子、木(mu)材的(de)運用,環(huan)保意義(yi)深遠。處理北方(fang)冰冷區(qu)域(霜凍)對橋(qiao)梁和管砼(tong)結(jie)構的(de)損壞問題(ti)。現場裝置便(bian)利,不需(xu)運用大(da)型設備。雨期施工(gong)應提早安(an)排(pai),盡量安(an)排(pai)在降雨降臨前完(wan)結(jie),基(ji)坑周邊有防水設施,避免邊水流入(ru)基(ji)坑內。
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