頂管(guan)(guan)施(shi)(shi)工(gong)就(jiu)是(shi)(shi)非開挖施(shi)(shi)工(gong)方法，是(shi)(shi)一種不開挖或者(zhe)少(shao)開挖的(de)管(guan)(guan)道(dao)(dao)埋設(she)施(shi)(shi)工(gong)技術。頂管(guan)(guan)法施(shi)(shi)工(gong)就(jiu)是(shi)(shi)在(zai)工(gong)作(zuo)坑(keng)(keng)(keng)內(nei)借助于頂進(jin)設(she)備產生的(de)頂力，克服管(guan)(guan)道(dao)(dao)與周圍土壤(rang)的(de)摩擦力，將管(guan)(guan)道(dao)(dao)按設(she)計的(de)坡度(du)頂入土中(zhong)，并(bing)將土方運走。一節(jie)管(guan)(guan)子完成頂入土層(ceng)之(zhi)(zhi)后，再下第二(er)節(jie)管(guan)(guan)子繼續頂進(jin)。其原(yuan)理(li)是(shi)(shi)借助于主頂油缸及管(guan)(guan)道(dao)(dao)間(jian)、中(zhong)繼間(jian)等推力，把工(gong)具(ju)管(guan)(guan)或掘(jue)進(jin)機從工(gong)作(zuo)坑(keng)(keng)(keng)內(nei)穿過土層(ceng)一直推進(jin)到接收坑(keng)(keng)(keng)內(nei)吊起。管(guan)(guan)道(dao)(dao)緊隨工(gong)具(ju)管(guan)(guan)或掘(jue)進(jin)機后，埋設(she)在(zai)兩坑(keng)(keng)(keng)之(zhi)(zhi)間(jian)。