鍍鋅(xin)波(bo)(bo)(bo)紋管(guan)涵是(shi)指鋪埋在公(gong)路,鐵(tie)路下(xia)面的涵洞(dong)(dong)用(yong)螺紋波(bo)(bo)(bo)紋管(guan),它(ta)是(shi)由波(bo)(bo)(bo)形(xing)金(jin)屬板卷制(zhi)(zhi)成或用(yong)半圓波(bo)(bo)(bo)形(xing)鋼片拼制(zhi)(zhi)成的圓形(xing)波(bo)(bo)(bo)紋管(guan),應用(yong)于(yu)公(gong)路,鐵(tie)路,小橋,通(tong)道(dao),擋土(tu)墻以及(ji)各種礦(kuang)場,巷道(dao)擋墻支護等(deng)工程中的涵洞(dong)(dong)(管(guan))。
鍍鋅波紋管(guan)涵是與(yu)鋼筋混凝土管(guan)涵相比,具有(you)管(guan)節(jie)薄,重(zhong)量輕,便于(yu)運輸存放,施工工藝簡單,組裝快速(su),工期短(duan)等(deng)優(you)點。
建(jian)筑波紋(wen)(wen)管(guan)(guan)時(shi),可(ke)根據需(xu)要隨意組裝成(cheng)任何長度,必要時(shi),管(guan)(guan)節還(huan)可(ke)拆除(chu),遷往別(bie)處修建(jian),在缺(que)乏砂(sha)石材料(liao)地區或地基承載力較低(di)的地區,鍍鋅波紋(wen)(wen)管(guan)(guan)涵的優越(yue)性(xing)更為顯著。
鍍鋅波(bo)紋管(guan)(guan)涵(han)(han)在(zai)國(guo)外的公路、鐵路和(he)房屋建工(gong)(gong)程(cheng)(cheng)中(zhong)早已被(bei)方泛采用,一些(xie)發達不僅(jin)設有制造波(bo)紋管(guan)(guan)節(jie)的工(gong)(gong)廠,而且(qie)有些(xie)發布(bu)了鍍鋅波(bo)紋管(guan)(guan)涵(han)(han)的設計與施(shi)工(gong)(gong)規范或規程(cheng)(cheng)。我(wo)國(guo)解放前公路、鐵路部門也曾(ceng)使用過國(guo)外進口的波(bo)紋管(guan)(guan)管(guan)(guan)節(jie)。
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