制(zhi)約長距離頂(ding)管(guan)的一(yi)個(ge)重要(yao)因素是(shi)推(tui)力陽9’3引(yin)，頂(ding)管(guan)工(gong)程的設計(ji)施工(gong)中，工(gong)作坑、管(guan)道材料、中繼站、其他設備，都要(yao)以頂(ding)管(guan)頂(ding)進阻(zu)…

1、當工(gong)具管前面刃腳(jiao)切入(ru)土(tu)中，會引起(qi)前方土(tu)體(ti)松動(dong)而坍(tan)塌，周圍土(tu)體(ti)也會松動(dong)。 2、每一次(ci)土(tu)體(ti)的取出，都是(shi)同過挖除工(gong)作面范圍…

1頂(ding)(ding)(ding)管(guan)施工時(shi)2根(gen)(gen)管(guan)道(dao)錯開頂(ding)(ding)(ding)進(jin)，錯開距離為(wei)100m左右(you)，在一(yi)根(gen)(gen)頂(ding)(ding)(ding)進(jin)的同時(shi)另外一(yi)根(gen)(gen)進(jin)行拼裝焊(han)接，以減少對土體(ti)的擾動。2初始頂(ding)(ding)(ding)… 

土(tu)壓平(ping)衡式頂(ding)管(guan)是以土(tu)壓平(ping)衡為工(gong)作(zuo)原理的一種頂(ding)管(guan)施工(gong)方法.在工(gong)作(zuo)時,通(tong)過大刀盤及(ji)仿形刀盤對機頭(tou)正(zheng)面土(tu)體(ti)的全端面切削(xue),利(li)用主…

泥(ni)水(shui)平衡頂(ding)(ding)管(guan)(guan)(guan)施(shi)(shi)工(gong)工(gong)法是(shi)用(yong)泥(ni)水(shui)平衡頂(ding)(ding)管(guan)(guan)(guan)機(ji)施(shi)(shi)工(gong)的(de)一(yi)(yi)種頂(ding)(ding)管(guan)(guan)(guan)施(shi)(shi)工(gong)工(gong)藝。它在施(shi)(shi)工(gong)時通過(guo)進水(shui)管(guan)(guan)(guan)向(xiang)頂(ding)(ding)管(guan)(guan)(guan)機(ji)刀盤后的(de)泥(ni)水(shui)艙內供給一(yi)(yi)定比重(zhong)、…