鋼波紋涵管也(ye)叫波(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)涵(han)(han),是(shi)指鋪埋在公路(lu)(lu)、鐵路(lu)(lu)路(lu)(lu)下的(de)涵(han)(han)洞(dong)用的(de)螺紋波(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan),它是(shi)由波(bo)(bo)(bo)形(xing)鋼(gang)板卷制(zhi)成(cheng)或(huo)用波(bo)(bo)(bo)形(xing)鋼(gang)片組拼成(cheng)的(de)圓(yuan)形(xing)鋼(gang)結(jie)構管(guan)(guan)(guan)(guan)。金屬波(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)涵(han)(han)的(de)波(bo)(bo)(bo)紋結(jie)構可(ke)使涵(han)(han)洞(dong)路(lu)(lu)面受力(li)合理,荷(he)載(zai)分布均勻,并(bing)具有(you)一定的(de)抗變形(xing)能(neng)力(li),能(neng)解決北(bei)方寒冷地區(霜(shuang)凍(dong))對橋梁和管(guan)(guan)(guan)(guan)涵(han)(han)砼結(jie)構的(de)破(po)壞問題;使路(lu)(lu)表(biao)面沒有(you)伸縮縫(feng),提高行車舒適性;有(you)利于(yu)改(gai)善軟土地基結(jie)構與路(lu)(lu)堤交(jiao)界處的(de)“錯臺”現象,提高行車安全(quan)性。波(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)涵(han)(han)的(de)工(gong)后(hou)營(ying)運、養護成(cheng)本低,工(gong)程實際造(zao)價也(ye)低于(yu)同類跨徑(jing)的(de)橋梁、涵(han)(han)洞(dong)。鋼(gang)波(bo)(bo)(bo)紋涵(han)(han)管(guan)(guan)(guan)(guan)進(jin)出口(kou)也(ye)可(ke)按照(zhao)邊坡比例做成(cheng)斜口(kou),加工(gong)波(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)徑(jing)范圍0.5~8 m,管(guan)(guan)(guan)(guan)壁(bi)厚度(du)為3 mm~7 mm,能(neng)夠滿足填土0.5 ~40 m厚的(de)需(xu)要。
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