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 1頂(ding)(ding)管施工(gong)時2根管道錯開(kai)頂(ding)(ding)進(jin)，錯開(kai)距離為(wei)100m左右(you)，在(zai)一根頂(ding)(ding)進(jin)的(de)同(tong)時另外(wai)一根進(jin)行拼裝焊接，以減(jian)少對土體的(de)擾動。2初始頂(ding)(ding)…

土壓平衡(heng)式頂管是(shi)以土壓平衡(heng)為工(gong)作(zuo)原理的(de)一種頂管施工(gong)方法.在工(gong)作(zuo)時(shi),通過(guo)大刀盤及仿形刀盤對(dui)機頭正面土體的(de)全(quan)端面切削,利用主…

泥(ni)(ni)水(shui)平(ping)衡(heng)頂(ding)管(guan)施(shi)(shi)工(gong)(gong)工(gong)(gong)法是用泥(ni)(ni)水(shui)平(ping)衡(heng)頂(ding)管(guan)機(ji)施(shi)(shi)工(gong)(gong)的(de)一種頂(ding)管(guan)施(shi)(shi)工(gong)(gong)工(gong)(gong)藝。它在施(shi)(shi)工(gong)(gong)時(shi)通過(guo)進水(shui)管(guan)向(xiang)頂(ding)管(guan)機(ji)刀盤后(hou)的(de)泥(ni)(ni)水(shui)艙內供給一定比重、…