它几乎是全断面全土(tu)质的(de)(de)(de)掘进(jin)(jin)(jin)机。它可以(yi)在(zai)N值从(cong)0-15的(de)(de)(de)粘土(tu)，N值1-50的(de)(de)(de)砂土(tu)以(yi)及N值10-50的(de)(de)(de)卵砾石层(ceng)等地(di)层(ceng)中(zhong)使用(yong)，而且(qie)推进(jin)(jin)(jin)速(su)度不会有太(tai)大(da)的(de)(de)(de)变化；⑵破(po)碎(sui)粒径大(da)，其破(po)碎(sui)粒径可达掘进(jin)(jin)(jin)机直径的(de)(de)(de)40-45%之间(jian)；⑶施(shi)(shi)工精度高(gao)，施(shi)(shi)工后的(de)(de)(de)偏差极小(xiao)；⑷由于(yu)具有偏心运动，进(jin)(jin)(jin)土(tu)的(de)(de)(de)间(jian)隙又(you)比较(jiao)小(xiao)，即使用(yong)清水作为进(jin)(jin)(jin)水，也能保持挖掘面的(de)(de)(de)稳(wen)定(ding)；⑸可以(yi)进(jin)(jin)(jin)行长(zhang)距离顶(ding)进(jin)(jin)(jin)，也可用(yong)于(yu)曲率半径比较(jiao)小(xiao)的(de)(de)(de)曲线顶(ding)进(jin)(jin)(jin)；⑹施(shi)(shi)工速(su)度快，每分钟可进(jin)(jin)(jin)尺100-180mm之间(jian)；⑺机具结(jie)构紧凑、维修(xiu)保养(yang)简单、操作方便。无论在(zai)工作坑中(zhong)安(an)装(zhuang)还是在(zai)接收井中(zhong)拆(chai)除(chu)都很方便；泥水式推进(jin)(jin)(jin)工法(fa)适(shi)于(yu)顶(ding)进(jin)(jin)(jin)管(guan)径规(gui)格为Φ600~3000mm。原(yuan)材料及成品(pin)、半成品(pin)的(de)(de)(de)质量必须(xu)合格，严格按(an)国家规(gui)范(fan)和(he)验收标准进(jin)(jin)(jin)行检验。海沧区DN2800水泥顶(ding)管(guan)施(shi)(shi)工电(dian)话

顶(ding)管(guan)施工(gong)(gong)(gong)前，必(bi)须对施工(gong)(gong)(gong)现(xian)场(chang)或(huo)附(fu)近(jin)的(de)地下管(guan)网进行(xing)勘(kan)测(ce)，对现(xian)场(chang)的(de)供水、燃气、通讯、电力等管(guan)线进行(xing)定位，对那些需要(yao)(yao)(yao)(yao)停工(gong)(gong)(gong)或(huo)迁离(li)的(de)管(guan)线进行(xing)严(yan)格分析，然后明(ming)确标出；第二要(yao)(yao)(yao)(yao)调(diao)查施工(gong)(gong)(gong)现(xian)场(chang)路面的(de)车(che)流(liu)(liu)、人流(liu)(liu)等交(jiao)通状况(kuang)，必(bi)要(yao)(yao)(yao)(yao)时(shi)在路口(kou)设计(ji)交(jiao)通引(yin)导牌，安排(pai)(pai)专人指挥(hui)，根据道路交(jiao)通状况(kuang)合理安排(pai)(pai)施工(gong)(gong)(gong)路线；第三要(yao)(yao)(yao)(yao)对施工(gong)(gong)(gong)现(xian)场(chang)和(he)附(fu)近(jin)的(de)排(pai)(pai)水管(guan)道有清楚(chu)的(de)了解，规划设计(ji)更好(hao)的(de)排(pai)(pai)水路线，必(bi)要(yao)(yao)(yao)(yao)时(shi)搭建(jian)临时(shi)排(pai)(pai)水管(guan)道，防止施工(gong)(gong)(gong)污水流(liu)(liu)入(ru)其他位置(zhi)。第四，如果施工(gong)(gong)(gong)现(xian)场(chang)有桥梁或(huo)其他建(jian)筑物，设计(ji)人员(yuan)必(bi)须查明(ming)桥墩、桥台(tai)基(ji)础、建(jian)筑基(ji)桩(zhuang)等，以避免管(guan)道施工(gong)(gong)(gong)的(de)破坏性影响。集美(mei)区DN3200球墨管(guan)顶(ding)管(guan)施工(gong)(gong)(gong)招标严(yan)格遵守“建(jian)筑工(gong)(gong)(gong)地安全生产六大(da)纪(ji)律”，进入(ru)人员(yuan)一律戴(dai)好(hao)安全帽(mao)。

施(shi)工(gong)(gong)(gong)(gong)测(ce)量注意事项（5）在工(gong)(gong)(gong)(gong)程(cheng)衔接(jie)处，所设(she)置(zhi)(zhi)的临(lin)时水(shui)准(zhun)点应相互(hu)测(ce)校(xiao)调整(zheng)，以防止差错。（6）适当(dang)位置(zhi)(zhi)设(she)置(zhi)(zhi)施(shi)工(gong)(gong)(gong)(gong)控制桩，控制桩应妥善保护。（7）测(ce)量时，应对(dui)(dui)仪器进行检查调整(zheng)，对(dui)(dui)原始记录作(zuo)详细校(xiao)对(dui)(dui)。四、顶管(guan)(guan)(guan)(guan)方案1、施(shi)工(gong)(gong)(gong)(gong)顺序顶管(guan)(guan)(guan)(guan)施(shi)工(gong)(gong)(gong)(gong)前对(dui)(dui)顶管(guan)(guan)(guan)(guan)沿线进行调查，确(que)定土压平(ping)衡(heng)顶管(guan)(guan)(guan)(guan)施(shi)工(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)艺→顶力计算及后背墙(qiang)设(she)计→工(gong)(gong)(gong)(gong)作(zuo)坑(keng)、工(gong)(gong)(gong)(gong)作(zuo)井(jing)(jing)(jing)(jing)及接(jie)收(shou)(shou)井(jing)(jing)(jing)(jing)施(shi)工(gong)(gong)(gong)(gong)→施(shi)做基础架设(she)导轨/安(an)(an)装后背墙(qiang)→管(guan)(guan)(guan)(guan)道(dao)顶进施(shi)工(gong)(gong)(gong)(gong)，工(gong)(gong)(gong)(gong)作(zuo)井(jing)(jing)(jing)(jing)、接(jie)收(shou)(shou)井(jing)(jing)(jing)(jing)施(shi)工(gong)(gong)(gong)(gong)、平(ping)面布(bu)置(zhi)(zhi)、井(jing)(jing)(jing)(jing)内(nei)布(bu)置(zhi)(zhi)及管(guan)(guan)(guan)(guan)内(nei)布(bu)置(zhi)(zhi)方案首先进行工(gong)(gong)(gong)(gong)作(zuo)井(jing)(jing)(jing)(jing)与(yu)(yu)接(jie)收(shou)(shou)井(jing)(jing)(jing)(jing)的施(shi)工(gong)(gong)(gong)(gong)。工(gong)(gong)(gong)(gong)作(zuo)井(jing)(jing)(jing)(jing)与(yu)(yu)接(jie)受(shou)井(jing)(jing)(jing)(jing)上层采用开挖法施(shi)工(gong)(gong)(gong)(gong)，下层在工(gong)(gong)(gong)(gong)作(zuo)井(jing)(jing)(jing)(jing)和(he)接(jie)受(shou)井(jing)(jing)(jing)(jing)四周(zhou)打(da)设(she)钢板(ban)桩后，周(zhou)围采用深井(jing)(jing)(jing)(jing)井(jing)(jing)(jing)(jing)点降水(shui)施(shi)工(gong)(gong)(gong)(gong)，根据实际情况每个(ge)工(gong)(gong)(gong)(gong)作(zuo)井(jing)(jing)(jing)(jing)周(zhou)围需打(da)四眼大(da)口深井(jing)(jing)(jing)(jing)。大(da)口深井(jing)(jing)(jing)(jing)井(jing)(jing)(jing)(jing)壁采用直径400mm的无(wu)沙砼(tong)管(guan)(guan)(guan)(guan)护壁，井(jing)(jing)(jing)(jing)深25m,每个(ge)井(jing)(jing)(jing)(jing)中安(an)(an)装一(yi)台2寸(cun)深井(jing)(jing)(jing)(jing)潜水(shui)泵抽(chou)水(shui)，保证把水(shui)降至工(gong)(gong)(gong)(gong)作(zuo)面以下500mm.

合同(tong)措施3.1根据当前实际情况(kuang)，快速掌握材(cai)料(liao)质(zhi)量(liang)、价(jia)格、供(gong)(gong)货(huo)能力的(de)信息、选择好的(de)供(gong)(gong)货(huo)厂家，从而确保工程质(zhi)量(liang)。材(cai)料(liao)订(ding)(ding)货(huo)时(shi)，要(yao)求厂家提(ti)供(gong)(gong)质(zhi)量(liang)保证文件。材(cai)料(liao)订(ding)(ding)货(huo)、采购质(zhi)量(liang)应满足有关标准(zhun)(zhun)和设计要(yao)求，交(jiao)货(huo)期(qi)应满足施工进度计划要(yao)求。在订(ding)(ding)货(huo)时(shi)应依据质(zhi)量(liang)标准(zhun)(zhun)签订(ding)(ding)合同(tong)。3.2与(yu)施工班组(zu)签订(ding)(ding)合同(tong)，实现一切管(guan)理基本原则(ze)，避(bi)免扯(che)皮(pi)现象(xiang)。在工程实施当中，合同(tong)是至高和比较(jiao)终(zhong)的(de)，是所有班组(zu)行(xing)(xing)为准(zhun)(zhun)则(ze)的(de)基础，各班组(zu)碰到矛盾应无(wu)条件服从合同(tong)条款，以确保工程正常(chang)进行(xing)(xing)。厦(sha)门常(chang)达管(guan)业设置的(de)临时(shi)水准(zhun)(zhun)点应与(yu)沿线设置的(de)水准(zhun)(zhun)点相校核(he)至符合要(yao)求。

2.4对(dui)(dui)材(cai)(cai)料(liao)的(de)采(cai)购、加工(gong)(gong)和运输以及(ji)存储建立管(guan)理(li)(li)(li)制(zhi)度，加快材(cai)(cai)料(liao)的(de)周转，减(jian)少材(cai)(cai)料(liao)的(de)占用(yong)量(liang)(liang)(liang)，避免(mian)材(cai)(cai)料(liao)损失，变质(zhi)、按质(zhi)、按量(liang)(liang)(liang)、按期满足工(gong)(gong)程(cheng)需要(yao)。2.5原(yuan)材(cai)(cai)料(liao)及(ji)成(cheng)品(pin)、半(ban)成(cheng)品(pin)的(de)质(zhi)量(liang)(liang)(liang)必须合(he)格(ge)(ge)，严格(ge)(ge)按国(guo)家规(gui)范(fan)和验收标准进(jin)行检验。对(dui)(dui)水泥(ni)。钢筋(jin)、焊条(tiao)等材(cai)(cai)料(liao)应有合(he)格(ge)(ge)证，进(jin)场必须后取样要(yao)复(fu)试，不(bu)(bu)合(he)格(ge)(ge)材(cai)(cai)料(liao)不(bu)(bu)得用(yong)于(yu)工(gong)(gong)程(cheng)上(shang)。2.6对(dui)(dui)于(yu)每道工(gong)(gong)序(xu)(xu)(xu)(xu)施工(gong)(gong)，都要(yao)进(jin)行技术交(jiao)底工(gong)(gong)作，坚持“自(zi)检”、“专检”、“交(jiao)接(jie)检”三检制(zhi)度，坚持上(shang)道工(gong)(gong)序(xu)(xu)(xu)(xu)的(de)施工(gong)(gong)质(zhi)量(liang)(liang)(liang)达(da)到(dao)合(he)格(ge)(ge)标准，并及(ji)时上(shang)报监理(li)(li)(li)，监理(li)(li)(li)认定工(gong)(gong)序(xu)(xu)(xu)(xu)质(zhi)量(liang)(liang)(liang)合(he)格(ge)(ge)后，下道工(gong)(gong)序(xu)(xu)(xu)(xu)才能施工(gong)(gong)的(de)原(yuan)则。凡是在交(jiao)接(jie)程(cheng)序(xu)(xu)(xu)(xu)上(shang)出现(xian)了质(zhi)量(liang)(liang)(liang)通病，项(xiang)目经理(li)(li)(li)必须对(dui)(dui)交(jiao)接(jie)人(ren)员进(jin)行检查，项(xiang)目经理(li)(li)(li)不(bu)(bu)追查责任的(de)，公司将追查项(xiang)目经理(li)(li)(li)责任。车辆进(jin)出听从现(xian)场指挥，粘土必须清洁后方(fang)可外运确保市容(rong)整(zheng)洁。集美区(qu)DN2800非开(kai)挖顶管(guan)施工(gong)(gong)

厦门常达管业电工、电焊工、起重工等特殊工种作业人(ren)员(yuan)必须(xu)经过(guo)专(zhuan)业培训，持证上岗。海(hai)沧区DN2800水泥顶管施工电话

4.8操作(zuo)(zuo)(zuo)人(ren)员(yuan)(yuan)应(ying)正(zheng)(zheng)确使(shi)用个(ge)人(ren)劳动(dong)保(bao)护用品，现(xian)场施(shi)(shi)(shi)(shi)工(gong)(gong)(gong)人(ren)员(yuan)(yuan)必(bi)须戴(dai)安(an)全帽，并(bing)系好额带，上下工(gong)(gong)(gong)作(zuo)(zuo)(zuo)坑应(ying)走(zou)安(an)全扶梯。4.9安(an)全员(yuan)(yuan)每天(tian)做(zuo)好施(shi)(shi)(shi)(shi)工(gong)(gong)(gong)现(xian)场巡(xun)视工(gong)(gong)(gong)作(zuo)(zuo)(zuo)，发(fa)现(xian)问题及时制止(zhi)纠正(zheng)(zheng)，重大(da)安(an)全隐患要(yao)下达整改通知单并(bing)报上级(ji)部门(men)处理。4.10做(zuo)好顶管(guan)工(gong)(gong)(gong)作(zuo)(zuo)(zuo)坑周(zhou)边(bian)(bian)的(de)(de)环境保(bao)护工(gong)(gong)(gong)作(zuo)(zuo)(zuo)，搞好文明施(shi)(shi)(shi)(shi)工(gong)(gong)(gong)，在基坑旁边(bian)(bian)危房(fang)醒目位置设(she)置安(an)全警示(shi)牌。4.11电(dian)工(gong)(gong)(gong)、电(dian)焊工(gong)(gong)(gong)、起重工(gong)(gong)(gong)等特(te)殊(shu)工(gong)(gong)(gong)种作(zuo)(zuo)(zuo)业(ye)人(ren)员(yuan)(yuan)必(bi)须经过(guo)专业(ye)培训，持(chi)证(zheng)上岗。施(shi)(shi)(shi)(shi)工(gong)(gong)(gong)测(ce)(ce)(ce)(ce)(ce)量(liang)1、测(ce)(ce)(ce)(ce)(ce)量(liang)准备工(gong)(gong)(gong)作(zuo)(zuo)(zuo)（1）进(jin)场后对甲方提供的(de)(de)测(ce)(ce)(ce)(ce)(ce)量(liang)控制点、水(shui)准点和(he)标高进(jin)行现(xian)场复测(ce)(ce)(ce)(ce)(ce)，填妥《测(ce)(ce)(ce)(ce)(ce)量(liang)复核记录》并(bing)签字备案。（2）测(ce)(ce)(ce)(ce)(ce)量(liang)控制网的(de)(de)布(bu)设(she)：根据(ju)(ju)甲方所提供的(de)(de)测(ce)(ce)(ce)(ce)(ce)量(liang)控制点及国家的(de)(de)有(you)关(guan)规(gui)范和(he)有(you)关(guan)设(she)计、施(shi)(shi)(shi)(shi)工(gong)(gong)(gong)规(gui)范的(de)(de)要(yao)求进(jin)行，以测(ce)(ce)(ce)(ce)(ce)量(liang)控制网作(zuo)(zuo)(zuo)为该工(gong)(gong)(gong)程(cheng)的(de)(de)平面、高程(cheng)控制和(he)施(shi)(shi)(shi)(shi)工(gong)(gong)(gong)测(ce)(ce)(ce)(ce)(ce)量(liang)放样(yang)的(de)(de)首级(ji)控制及依据(ju)(ju)。（3）各种测(ce)(ce)(ce)(ce)(ce)量(liang)仪器、工(gong)(gong)(gong)具均应(ying)按有(you)关(guan)的(de)(de)质量(liang)管(guan)理规(gui)定，在使(shi)用前送有(you)关(guan)部门(men)进(jin)行检(jian)(jian)测(ce)(ce)(ce)(ce)(ce)，取得(de)有(you)关(guan)持(chi)检(jian)(jian)部门(men)的(de)(de)合格证(zheng)书后才能使(shi)用。使(shi)用过(guo)程(cheng)中有(you)关(guan)人(ren)员(yuan)(yuan)应(ying)经常对所用的(de)(de)仪器、工(gong)(gong)(gong)具进(jin)行自检(jian)(jian)、自校使(shi)之保(bao)持(chi)在良好的(de)(de)状态中。海沧区DN2800水(shui)泥顶管(guan)施(shi)(shi)(shi)(shi)工(gong)(gong)(gong)电(dian)话(hua)

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