牽(qian)引(yin)管(guan)工(gong)程初始頂(ding)進(jin)(jin)步(bu)(bu)驟有哪些：一步(bu)(bu)破(po)洞(dong)前要在(zai)洞(dong)口做好防止(zhi)土(tu)(tu)(tu)體(ti)或砂層(ceng)塌方(fang)的(de)(de)措施(shi)。在(zai)土(tu)(tu)(tu)質均勻(yun)的(de)(de)黃土(tu)(tu)(tu)中(zhong)(zhong)進(jin)(jin)行頂(ding)進(jin)(jin)，一般采用(yong)(yong)磚砌封門；在(zai)砂土(tu)(tu)(tu)中(zhong)(zhong)則可以(yi)選擇深層(ceng)攪拌(ban)樁和(he)(he)高壓(ya)噴旋兩種方(fang)法(fa)。推薦高壓(ya)噴旋，這種方(fang)法(fa)造價相(xiang)對較低(di)，而且安全系(xi)數也更(geng)高。二步(bu)(bu)是讓牽(qian)引(yin)管(guan)機(ji)(ji)入土(tu)(tu)(tu)。封門破(po)除后，牽(qian)引(yin)管(guan)機(ji)(ji)刀盤開動，用(yong)(yong)主頂(ding)油缸慢慢將牽(qian)引(yin)管(guan)機(ji)(ji)推入途(tu)中(zhong)(zhong)，注意防止(zhi)刀盤嵌入砂土(tu)(tu)(tu)中(zhong)(zhong)，可以(yi)餐區(qu)控制頂(ding)進(jin)(jin)速度和(he)(he)在(zai)牽(qian)引(yin)管(guan)機(ji)(ji)左(zuo)右兩側加設角(jiao)撐的(de)(de)辦法(fa)來防止(zhi)其旋轉(zhuan)。三(san)步(bu)(bu)是將機(ji)(ji)頭后方(fang)的(de)(de)兩根砼管(guan)和(he)(he)機(ji)(ji)頭管(guan)連接(jie)，形(xing)成整體(ti)后來控制頂(ding)進(jin)(jin)段(duan)的(de)(de)高程和(he)(he)中(zhong)(zhong)線(xian)。頂(ding)管(guan)施(shi)工(gong)比較突(tu)出的(de)(de)特點就(jiu)是適應性(xing)問題針對不同的(de)(de)地質情況，選用(yong)(yong)與之適應的(de)(de)頂(ding)管(guan)施(shi)工(gong)方(fang)式(shi)。江蘇(su)過河牽(qian)引(yin)

牽(qian)(qian)(qian)引(yin)(yin)管(guan)(guan)的(de)(de)(de)施(shi)工(gong)(gong)前(qian)，要(yao)做(zuo)好(hao)鉆(zhan)孔(kong)曲(qu)線(xian)設(she)(she)計(ji)(ji)，根(gen)(gen)據檢查井位置、土(tu)質、埋(mai)深、管(guan)(guan)徑等合理確定非(fei)開挖(wa)(wa)牽(qian)(qian)(qian)引(yin)(yin)管(guan)(guan)一(yi)次牽(qian)(qian)(qian)引(yin)(yin)的(de)(de)(de)長度(du)(du)，選(xuan)擇確定水(shui)平導向鉆(zhan)機機型并預先做(zuo)好(hao)現場圍護。根(gen)(gen)據每(mei)個非(fei)開挖(wa)(wa)牽(qian)(qian)(qian)引(yin)(yin)管(guan)(guan)施(shi)工(gong)(gong)段(duan)，預先進行(xing)鉆(zhan)孔(kong)曲(qu)線(xian)設(she)(she)計(ji)(ji)，設(she)(she)計(ji)(ji)導向孔(kong)要(yao)綜合考慮(lv)工(gong)(gong)程要(yao)求、地(di)層(ceng)條件(jian)、鉆(zhan)桿(gan)的(de)(de)(de)較小曲(qu)率半(ban)徑、施(shi)工(gong)(gong)場地(di)的(de)(de)(de)條件(jian)、鋪設(she)(she)深度(du)(du)及地(di)下(xia)埋(mai)設(she)(she)物等多(duo)方面的(de)(de)(de)因素(su)，之(zhi)后優化設(she)(she)計(ji)(ji)出更佳的(de)(de)(de)鉆(zhan)孔(kong)曲(qu)線(xian)，計(ji)(ji)算出每(mei)根(gen)(gen)鉆(zhan)桿(gan)的(de)(de)(de)鉆(zhan)進角度(du)(du)。另外要(yao)做(zuo)好(hao)測(ce)測(ce)量(liang)定位，根(gen)(gen)據設(she)(she)計(ji)(ji)資料，對所有導線(xian)點(dian)和水(shui)準點(dian)進行(xing)復測(ce)，根(gen)(gen)據結果進行(xing)管(guan)(guan)道(dao)的(de)(de)(de)放(fang)樣、原地(di)面的(de)(de)(de)測(ce)量(liang)。南京污水(shui)牽(qian)(qian)(qian)引(yin)(yin)管(guan)(guan)敷(fu)設(she)(she)施(shi)工(gong)(gong)關于電熔承插(cha)連(lian)接(jie)管(guan)(guan)材的(de)(de)(de)設(she)(she)置，各自形成的(de)(de)(de)連(lian)接(jie)端都要(yao)具備(bei)切割垂直的(de)(de)(de)效果。濟南電力牽(qian)(qian)(qian)引(yin)(yin)管(guan)(guan)敷(fu)設(she)(she)非(fei)開挖(wa)(wa)實壁牽(qian)(qian)(qian)引(yin)(yin)管(guan)(guan)的(de)(de)(de)優點(dian)：可以更好(hao)地(di)適(shi)應不同的(de)(de)(de)地(di)質條件(jian)、設(she)(she)計(ji)(ji)圖(tu)紙(zhi)要(yao)求、氣候與作業條件(jian)。

牽引管(guan)施工(gong)導(dao)向(xiang)孔(kong)施工(gong)：施工(gong)準(zhun)備：將導(dao)向(xiang)鉆(zhan)(zhan)頭(tou)(tou)安裝(zhuang)連接，檢查探(tan)頭(tou)(tou)發射(she)的(de)各個參數是否正常(chang)，探(tan)頭(tou)(tou)電池(chi)容(rong)量(liang)(liang)是否足夠。 開孔(kong)：為保(bao)證入(ru)射(she)角(jiao)(jiao)的(de)準(zhun)確和穩定，開孔(kong)時須保(bao)持連續(xu)鉆(zhan)(zhan)進(jin)至少2.5m，同時宜采用低鉆(zhan)(zhan)速、小泵(beng)量(liang)(liang)、慢進(jin)尺。造(zao)斜鉆(zhan)(zhan)進(jin)：調整鉆(zhan)(zhan)頭(tou)(tou)工(gong)具面向(xiang)角(jiao)(jiao)至需要角(jiao)(jiao)度(du)，鉆(zhan)(zhan)機(ji)頂進(jin)形成造(zao)斜段(duan)(duan)，導(dao)航儀追蹤監控鉆(zhan)(zhan)頭(tou)(tou)仰角(jiao)(jiao)的(de)變化，根(gen)據不同的(de)土層，頂進(jin)結(jie)合鉆(zhan)(zhan)進(jin)，勿使(shi)仰角(jiao)(jiao)的(de)變化超(chao)過鉆(zhan)(zhan)桿的(de)更小曲率(lv)半徑。保(bao)直(zhi)鉆(zhan)(zhan)進(jin)：鉆(zhan)(zhan)機(ji)勻(yun)速回轉(zhuan)鉆(zhan)(zhan)進(jin)，給(gei)進(jin)速度(du)盡(jin)量(liang)(liang)快，使(shi)導(dao)向(xiang)孔(kong)直(zhi)線段(duan)(duan)更平直(zhi)。

頂管(guan)(guan)(guan)施(shi)(shi)工(gong)技(ji)術是(shi)一種管(guan)(guan)(guan)道鋪裝技(ji)術，無需開挖(wa)地面，有(you)具大推(tui)(tui)力的液壓千斤頂可(ke)用(yong)在有(you)遙控裝置(zhi)的頂管(guan)(guan)(guan)掘進機(ji)的后(hou)方，使掘進機(ji)及緊隨其后(hou)的管(guan)(guan)(guan)道穿越土層，達到預先設(she)計的位置(zhi)上，這(zhe)就(jiu)稱為頂管(guan)(guan)(guan)工(gong)程。挖(wa)掘發生在頂管(guan)(guan)(guan)機(ji)的前方，被挖(wa)掘物質通過泥漿循環系統用(yong)泵(beng)排出，到達地表(biao)。頂管(guan)(guan)(guan)施(shi)(shi)工(gong)的基(ji)本原(yuan)理為：從地面開挖(wa)兩個基(ji)坑井，然(ran)后(hou)管(guan)(guan)(guan)節(jie)(jie)從工(gong)作井安放(fang)，通過主頂千斤頂或中繼間(jian)的頂推(tui)(tui)機(ji)械的頂進，推(tui)(tui)動管(guan)(guan)(guan)節(jie)(jie)從工(gong)作井預留(liu)口(kou)(kou)穿出，穿越土層到達接(jie)收井的預留(liu)口(kou)(kou)邊，然(ran)后(hou)通過接(jie)收井的預留(liu)口(kou)(kou)穿出，形(xing)成管(guan)(guan)(guan)道的施(shi)(shi)工(gong)。非開挖(wa)技(ji)術是(shi)指通過導向、定(ding)向鉆進等(deng)手(shou)段。

頂(ding)(ding)管(guan)(guan)施(shi)工(gong)是一(yi)(yi)種借助于主頂(ding)(ding)油缸及管(guan)(guan)道間(jian)中繼間(jian)等的(de)(de)推力(li)，把(ba)工(gong)具管(guan)(guan)或(huo)掘進機從(cong)工(gong)作井(jing)內穿過土層一(yi)(yi)直推到接收(shou)井(jing)內吊起(qi)，同時(shi)(shi)把(ba)緊隨工(gong)具管(guan)(guan)或(huo)掘進機后的(de)(de)管(guan)(guan)道埋設(she)在兩井(jing)之間(jian)，以期實(shi)現非開挖(wa)(wa)(wa)敷(fu)設(she)地下管(guan)(guan)道的(de)(de)施(shi)工(gong)方法。這種技術的(de)(de)優(you)點(dian)是不開挖(wa)(wa)(wa)地面(mian)(mian);不拆遷，不破壞地面(mian)(mian)建筑物;不影響(xiang)(xiang)交通;不破壞環(huan)境(jing);施(shi)工(gong)不受(shou)氣候和環(huan)境(jing)的(de)(de)影響(xiang)(xiang);不影響(xiang)(xiang)管(guan)(guan)道的(de)(de)段差變形;省時(shi)(shi)、高效、安全(quan)，綜(zong)合造(zao)價低(di);近年來在管(guan)(guan)道施(shi)工(gong)中得到大量應用。泥(ni)水(shui)(shui)平(ping)衡式頂(ding)(ding)管(guan)(guan)是一(yi)(yi)種以全(quan)斷面(mian)(mian)切削土體，以泥(ni)水(shui)(shui)壓力(li)來平(ping)衡土壓力(li)和地下水(shui)(shui)壓力(li)，又以泥(ni)水(shui)(shui)作為輸送(song)棄土介質的(de)(de)機械自動化頂(ding)(ding)管(guan)(guan)施(shi)工(gong)方法。頂(ding)(ding)管(guan)(guan)施(shi)工(gong)是一(yi)(yi)種非開挖(wa)(wa)(wa)施(shi)工(gong)方法，是一(yi)(yi)種不開挖(wa)(wa)(wa)或(huo)者少開挖(wa)(wa)(wa)的(de)(de)管(guan)(guan)道埋設(she)施(shi)工(gong)技術。長(chang)春污水(shui)(shui)牽引(yin)管(guan)(guan)敷(fu)設(she)報(bao)價

頂管(guan)技術自出現以(yi)來就受(shou)到了人們的(de)高度重視，非開(kai)挖(wa)頂管(guan)施(shi)工現場(chang)的(de)安全(quan)問(wen)題更是觸動了人們的(de)心。江蘇過河牽(qian)引

非開挖(wa)(wa)頂(ding)管(guan)(guan)施工(gong)是(shi)將(jiang)頂(ding)管(guan)(guan)機(ji)鉆(zhan)頭調整(zheng)至所需角度(du)(du)，鉆(zhan)機(ji)推壓形成歪斜段，導航器跟蹤并(bing)監視鉆(zhan)頭仰角的(de)(de)改(gai)變(bian)(bian)。非開挖(wa)(wa)頂(ding)管(guan)(guan)施工(gong)基于不(bu)(bu)同土層，頂(ding)管(guan)(guan)與鉆(zhan)孔(kong)相結合，使仰角的(de)(de)改(gai)變(bian)(bian)超過(guo)(guo)鉆(zhan)桿的(de)(de)半徑，頂(ding)管(guan)(guan)機(ji)必須安穩速(su)度(du)(du)直線度(du)(du)。頂(ding)管(guan)(guan)施工(gong)回(hui)拉擴(kuo)(kuo)(kuo)孔(kong)是(shi)指根(gen)據(ju)已設(she)(she)管(guan)(guan)道回(hui)拉敷(fu)設(she)(she)，頂(ding)管(guan)(guan)擴(kuo)(kuo)(kuo)孔(kong)時，經(jing)過(guo)(guo)擴(kuo)(kuo)(kuo)孔(kong)鉆(zhan)頭向孔(kong)內注入(ru)泥漿(jiang)，并(bing)根(gen)據(ju)不(bu)(bu)同土質條件調整(zheng)泥漿(jiang)濃度(du)(du)。非開挖(wa)(wa)頂(ding)管(guan)(guan)施工(gong)泥漿(jiang)滲入(ru)孔(kong)壁，經(jing)過(guo)(guo)擴(kuo)(kuo)(kuo)孔(kong)鉆(zhan)頭的(de)(de)揉捏和摩擦，起到(dao)保(bao)護和安穩孔(kong)壁的(de)(de)作(zuo)用(yong)。頂(ding)管(guan)(guan)施工(gong)的(de)(de)工(gong)作(zuo)原(yuan)理十分簡略。主(zhu)要利用(yong)設(she)(she)備(bei)油缸內的(de)(de)推力將(jiang)東西管(guan)(guan)或(huo)掘進機(ji)等設(she)(she)備(bei)推入(ru)井內并(bing)提升。在(zai)這個過(guo)(guo)程中(zhong)，相應的(de)(de)平衡理論(lun)被用(yong)來協助設(she)(she)備(bei)進行。江蘇過(guo)(guo)河牽引

江陰市(shi)(shi)澄暢(chang)管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)工(gong)程有限(xian)公司依(yi)托可靠(kao)的品質，旗下(xia)品牌(pai)澄暢(chang)以高質量(liang)的服務獲得廣大受眾的青睞。業(ye)(ye)(ye)務涵(han)蓋了(le)315PE燃(ran)(ran)氣(qi)(qi)管(guan)(guan)(guan)(guan)(guan)施(shi)(shi)工(gong)，560PE污水(shui)管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)施(shi)(shi)工(gong)，110電(dian)信(xin)管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)施(shi)(shi)工(gong)，MPP電(dian)力(li)管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)施(shi)(shi)工(gong)等(deng)諸多領(ling)域，尤其315PE燃(ran)(ran)氣(qi)(qi)管(guan)(guan)(guan)(guan)(guan)施(shi)(shi)工(gong)，560PE污水(shui)管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)施(shi)(shi)工(gong)，110電(dian)信(xin)管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)施(shi)(shi)工(gong)，MPP電(dian)力(li)管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)施(shi)(shi)工(gong)中具有強(qiang)勁優勢，完(wan)成了(le)一大批具特色和時代特征的環(huan)保(bao)項目；同(tong)時在設(she)計原創(chuang)、科技創(chuang)新、標準規范等(deng)方面推動行業(ye)(ye)(ye)發展。同(tong)時，企業(ye)(ye)(ye)針(zhen)對用戶，在315PE燃(ran)(ran)氣(qi)(qi)管(guan)(guan)(guan)(guan)(guan)施(shi)(shi)工(gong)，560PE污水(shui)管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)施(shi)(shi)工(gong)，110電(dian)信(xin)管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)施(shi)(shi)工(gong)，MPP電(dian)力(li)管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)施(shi)(shi)工(gong)等(deng)幾大領(ling)域，提供(gong)(gong)更多、更豐富的環(huan)保(bao)產品，進(jin)(jin)一步(bu)為全國更多單位和企業(ye)(ye)(ye)提供(gong)(gong)更具針(zhen)對性的環(huan)保(bao)服務。公司坐落于鄭涇路196號，業(ye)(ye)(ye)務覆蓋于全國多個省市(shi)(shi)和地區。持續多年業(ye)(ye)(ye)務創(chuang)收，進(jin)(jin)一步(bu)為當地經濟(ji)、社會協調發展做出(chu)了(le)貢(gong)獻。

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