久久亚洲av午夜福利精品一区_欧美人妻一区二区三区_国产精品久久久久久久_国产AV无码一区二区三区

本(ben)工(gong)程(cheng)(cheng)為晉城(cheng)市(shi)東(dong)(dong)北片區排(pai)水(shui)(shui)(shui)治理工(gong)程(cheng)(cheng)-龍(long)灣(wan)段。位于晉城(cheng)市(shi)城(cheng)區，標準(zhun)凍(dong)結深度為 43cm。本(ben)工(gong)程(cheng)(cheng)為雨(yu)水(shui)(shui)(shui)工(gong)程(cheng)(cheng)，設(she)計(ji)(ji)管(guan)(guan)(guan)涵(han)為直徑(jing)3000的雨(yu)水(shui)(shui)(shui)管(guan)(guan)(guan)涵(han)，全長約1102米。設(she)計(ji)(ji)管(guan)(guan)(guan)涵(han)起點接龍(long)灣(wan)公(gong)園(yuan)內現(xian)狀(zhuang)D2000雨(yu)水(shui)(shui)(shui)管(guan)(guan)(guan)及現(xian)狀(zhuang)2100×2500雨(yu)水(shui)(shui)(shui)箱涵(han)，雨(yu)水(shui)(shui)(shui)自東(dong)(dong)向西排(pai)入至交警(jing)支隊附近花(hua)園(yuan)頭河內。其中(zhong)Y8-Y22段依(yi)設(she)計(ji)(ji)圖(tu)紙采用頂管(guan)(guan)(guan)方(fang)式施工(gong)，管(guan)(guan)(guan)材采用直徑(jing)3000的Ⅲ級鋼筋(jin)混凝土排(pai)水(shui)(shui)(shui)管(guan)(guan)(guan)涵(han)（承插(cha)口(kou)）；插(cha)口(kou)插(cha)入的方(fang)向與水(shui)(shui)(shui)流(liu)方(fang)向一致。