長春檢查井針對(dui)施(shi)工(gong)(gong)(gong)下(xia)管(guan)方(fang)式的(de)(de)介紹,檢(jian)查(cha)井安裝(zhuang)施(shi)工(gong)(gong)(gong)的(de)(de)下(xia)管(guan)方(fang)式的(de)(de)選擇,檢(jian)查(cha)井安裝(zhuang)施(shi)工(gong)(gong)(gong),到(dao)目前為止(zhi),我(wo)們采用的(de)(de)比較多的(de)(de)下(xia)管(guan)方(fang)式還人(ren)工(gong)(gong)(gong)下(xia)管(guan)。水(shui)(shui)泥檢(jian)查(cha)井人(ren)工(gong)(gong)(gong)下(xia)管(guan)時(shi),將(jiang)繩索的(de)(de)一(yi)端(duan)拴固在(zai)地錨(或其它牢(lao)固的(de)(de)樹木(mu)或建筑物上),拉住(zhu)繞(rao)過水(shui)(shui)泥管(guan)的(de)(de)另一(yi)端(duan),并在(zai)溝(gou)邊(bian)斜放(fang)滑木(mu)至溝(gou)底(di),用撬棍將(jiang)水(shui)(shui)泥管(guan)移至溝(gou)邊(bian),再慢(man)慢(man)地放(fang)繩,使管(guan)沿著滑木(mu)滾下(xia)。
將長(chang)春水泥管(guan)(guan)(guan)從地面(mian)放入溝(gou)槽(cao)內(nei),下(xia)(xia)(xia)管(guan)(guan)(guan)的(de)(de)方(fang)法分為(wei)人工下(xia)(xia)(xia)管(guan)(guan)(guan)及(ji)機(ji)械下(xia)(xia)(xia)管(guan)(guan)(guan)、集中(zhong)下(xia)(xia)(xia)管(guan)(guan)(guan)和分散下(xia)(xia)(xia)管(guan)(guan)(guan)、單節下(xia)(xia)(xia)管(guan)(guan)(guan)和組合下(xia)(xia)(xia)管(guan)(guan)(guan)等幾種。下(xia)(xia)(xia)管(guan)(guan)(guan)方(fang)法的(de)(de)選擇(ze)可根據(ju)水泥管(guan)(guan)(guan)口徑的(de)(de)大小、管(guan)(guan)(guan)道長(chang)度(du)和重量、管(guan)(guan)(guan)材和接口強(qiang)度(du),溝(gou)槽(cao)和現(xian)場情況及(ji)擁有的(de)(de)機(ji)械設備(bei)等條件而定。當(dang)管(guan)(guan)(guan)徑較小、重量料輕(qing)時,一(yi)般采用人工下(xia)(xia)(xia)管(guan)(guan)(guan)。
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