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深(shen)基(ji)坑支護施(shi)工的基(ji)本要(yao)求:1、深(shen)基(ji)坑支護施(shi)工方案必(bi)須根據設計要(yao)求、基(ji)坑深(shen)度、現場環境、合(he)(he)同(tong)要(yao)求來確定(ding)(ding),并(bing)經單(dan)位總工程(cheng)師、總監(jian)理工程(cheng)師審批,確定(ding)(ding)符合(he)(he)相關規范及(ji)法律法規后(hou),才能(neng)施(shi)工。2、由于整個施(shi)工過程(cheng)是(shi)···...
盾構機的(de)(de)基本工作(zuo)原(yuan)理是在開挖土體的(de)(de)同時,圓柱形鋼構件沿隧道(dao)軸線向(xiang)前推(tui)進。筒體組件的(de)(de)殼體為(wei)盾構,臨時支(zhi)撐開挖的(de)(de)無襯砌隧道(dao)段,承(cheng)受周(zhou)圍土層的(de)(de)壓(ya)力,有時還承(cheng)受地下(xia)水(shui)壓(ya)力,將(jiang)地下(xia)水(shui)擋在外(wai)面。開挖、傾倒、襯砌等···...
水平定向(xiang)鉆(zhan)(zhan)(zhan)機注(zhu)意(yi)事(shi)項:首先要根據穿越的(de)地(di)質(zhi)情況,選(xuan)擇合適的(de)鉆(zhan)(zhan)(zhan)頭(tou)和導(dao)向(xiang)板或地(di)下泥漿(jiang)馬達,開動泥漿(jiang)泵對準入土點(dian)進(jin)行(xing)鉆(zhan)(zhan)(zhan)進(jin),定向(xiang)鉆(zhan)(zhan)(zhan)施工時,鉆(zhan)(zhan)(zhan)頭(tou)在鉆(zhan)(zhan)(zhan)機的(de)推(tui)力(li)作用(yong)下由(you)鉆(zhan)(zhan)(zhan)機驅(qu)動旋轉切削地(di)層,不斷(duan)前進(jin),每鉆(zhan)(zhan)(zhan)完一(yi)次要測···...
鋼支撐(cheng)一般情(qing)況(kuang)是傾斜的(de)連接(jie)構件(jian),最(zui)常(chang)見的(de)是人字形(xing)和(he)交叉形(xing)狀的(de),截面形(xing)式可(ke)以是鋼管(guan)、H型鋼、角鋼等,作(zuo)用是增強結(jie)構的(de)穩(wen)定(ding)性。說到拉條一般是指拉結(jie)檁(lin)條的(de)圓鋼,說白(bai)了就(jiu)是粗(cu)鋼筋,也是為了增強檁(lin)條的(de)穩(wen)定(ding)性,使···...
深(shen)基(ji)坑支(zhi)護施工(gong)(gong)、基(ji)坑支(zhi)護材(cai)料施工(gong)(gong)、圍檁支(zhi)撐(cheng)施工(gong)(gong)、鋼(gang)支(zhi)撐(cheng)施工(gong)(gong),承接全(quan)國施工(gong)(gong)價格(ge)方案咨詢(xun).深(shen)基(ji)坑支(zhi)護施工(gong)(gong)前(qian)準備工(gong)(gong)作:1、深(shen)基(ji)坑工(gong)(gong)程施工(gong)(gong)前(qian),根據(ju)建設(she)單(dan)位(wei)提(ti)供的周圍管線勘(kan)探圖紙對基(ji)坑周邊···...
深(shen)基(ji)坑(keng)(keng)(keng)支護方法方案設(she)計(ji)深(shen)基(ji)坑(keng)(keng)(keng)支護/撐,基(ji)坑(keng)(keng)(keng)支護材(cai)料,圍(wei)檁支撐,鋼支撐。承接(jie)全國施(shi)工價(jia)格方案咨詢.深(shen)基(ji)坑(keng)(keng)(keng)支護方案方法設(she)計(ji)價(jia)格 1.1 根本(ben)情況1 絕(jue)對標(biao)高(gao)(gao)與相對標(biao)高(gao)(gao)。⑴現場(chang)自然面(mian)相···...