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1、蒙華鐵路煤運(yùn)通道土建工程MHTJ6標(biāo)段劉坪隧道專項(xiàng)施工方案1目錄1、編制依據(jù)、原則、范圍.....................................................................11.1編制依據(jù)...................................................................................................
2、.........11.2編制范圍............................................................................................................12、工程概述........................................................................................
3、.....12.1工程概況............................................................................................................12.2主要技術(shù)標(biāo)準(zhǔn).........................................................................................
4、...........22.3主要工程數(shù)量....................................................................................................22.4工程特點(diǎn)...........................................................................................
5、.................42.4.1不良地質(zhì)和特殊巖土分布廣.....................................................................42.4.2工期緊、要求高、管理難度大.................................................................42.5工程重點(diǎn)難點(diǎn)及對(duì)策...................
6、.....................................................................42.5.1隧道工程控制重點(diǎn).....................................................................................42.5.2工程重點(diǎn)、難點(diǎn)及相應(yīng)對(duì)策分析................................
7、.............................43、項(xiàng)目所在地特征.................................................................................53.1自然地理特征..........................................................................................
8、..........53.1.1地層巖性.....................................................................................................53.1.2地層構(gòu)造.........................................................................................
9、............73.1.3水文地質(zhì).....................................................................................................73.1.4氣象條件.......................................................................................
10、..............73.1.5不良地質(zhì).....................................................................................................73.1.6特殊土......................................................................................
11、...................83.2交通情況............................................................................................................83.3沿線水電源、燃料等可資利用情況.................................................................8
12、3.3.1水源情況.....................................................................................................83.3.2電源情況....................................................................................................
13、.83.3.3燃料及當(dāng)?shù)亟ㄖ牧?................................................................................94、總體施工安排.....................................................................................94.1施工總體目標(biāo)...................
14、.................................................................................94.1.1質(zhì)量目標(biāo).....................................................................................................94.1.2安全目標(biāo)..................
15、...................................................................................94.1.3工期目標(biāo).....................................................................................................94.1.4環(huán)保、水保目標(biāo).............
16、............................................................................94.1.5文明施工目標(biāo).............................................................................................94.1.6土地復(fù)墾目標(biāo)...........................
17、..................................................................94.2施工組織機(jī)構(gòu)及職責(zé)分工...............................................................................104.2.1機(jī)構(gòu)設(shè)置與管理模式............................................
18、...................................104.2.2崗位職責(zé)...................................................................................................10蒙華鐵路煤運(yùn)通道土建工程MHTJ6標(biāo)段劉坪隧道專項(xiàng)施工方案36.4.2鉆爆作業(yè)..................................
19、................................................................536.5初期支護(hù)施工方案..........................................................................................676.5.1新型機(jī)械手噴射混凝土施工工法................................
20、...........................676.5.2錨桿施工...................................................................................................726.5.3鎖腳錨管施工......................................................................
21、.....................756.5.4鋼筋網(wǎng)安設(shè)...............................................................................................786.5.5鋼架施工.................................................................................
22、..................786.6洞口淺埋及沖溝偏壓地段處理方案..............................................................796.6.1淺埋、偏壓施工要點(diǎn)..............................................................................796.6.2淺埋、偏壓施工技術(shù)..........
23、....................................................................806.7出砟方案..........................................................................................................816.8隧道防、排水方案........................
24、..................................................................816.8.1隧道暗洞防排水設(shè)施做法.......................................................................826.8.2隧道明洞段防排水做法................................................
25、...........................856.8.3系統(tǒng)排水盲管的布設(shè)、安裝...................................................................856.8.4施工縫、變形縫施工...............................................................................866.9二次襯砌施工方
26、案..........................................................................................886.9.1仰拱及隧底填充.......................................................................................886.9.2拱墻二次襯砌混凝土............
27、..................................................................896.9.3回填注漿..................................................................................................906.10附屬工程施工方案...............................
28、.........................................................916.10.1水溝及電纜槽........................................................................................916.10.2設(shè)備洞室施工...............................................
29、.........................................916.10.3接觸網(wǎng)接地及綜合接地施工.................................................................916.11洞內(nèi)臨時(shí)施工排水方案..............................................................................
30、...916.12洞內(nèi)施工通風(fēng)方案........................................................................................926.12.1風(fēng)量及風(fēng)阻計(jì)算....................................................................................926.12.2風(fēng)管直徑選擇..
31、......................................................................................936.12.3通風(fēng)設(shè)備選擇........................................................................................936.13風(fēng)、水、電布設(shè)方案.................
32、...................................................................936.13.1洞內(nèi)管、路、線總體布置.....................................................................936.13.2施工臨時(shí)排水、排污方案..............................................
33、.......................946.13.3高壓電進(jìn)洞方案及布置.........................................................................946.14機(jī)械化配置方案............................................................................................9
34、56.15施工測(cè)量及監(jiān)控量測(cè)方案.............................................................................996.15.1施工測(cè)量.................................................................................................996.15.2監(jiān)控量測(cè)......
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