中建隧道专项施工方案

目录

第一章编制依据................................................................................................................................................1

1.1编制依据...............................................................................................................................................1

1.2编制原则...............................................................................................................................................2

1.3编制范围...............................................................................................................................................2

第二章工程概况................................................................................................................................................3

2.1基本概况...............................................................................................................................................3

隧道概况..............................................................................................................................................3

气象条件..............................................................................................................................................6

地形地貌..............................................................................................................................................6

2.1.4地质构造与地震.....................................................................................................................15

2.1.5地层岩性.................................................................................................................................15

水文地质............................................................................................................................................16

2.1.7不良地质概况和评价..............................................................................................................17

2.1.8隧道围岩分级及稳定性评价..................................................................................................17

2.1.9隧道进出口工程地质评价......................................................................................................18

第三章工程管理目标......................................................................................................................................20

3.1质量目标............................................................................................................................................20

3.2安全目标.............................................................................................................................................20

3.3环水保目标.........................................................................................................................................20

第四章施工组织及劳动力安排......................................................................................................................21

4.1施工组织原则.....................................................................................................................................21

4.1.1安全第一的原则.....................................................................................................................21

4.1.2优质高效的原则.....................................................................................................................21

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4.1.3确保工期的原则.....................................................................................................................21

4.1.4科学配置的原则.....................................................................................................................21

4.1.5合理布局的原则.....................................................................................................................21

4.1.6突出环境保护的原则..............................................................................................................22

4.2施工劳力组织.....................................................................................................................................22

4.2.1施工组织管理机构..................................................................................................................22

4.2.2劳动力部署及任务划分..........................................................................................................23

4.3施工队伍划分.....................................................................................................................................23

4.3.1施工队伍安排、劳动力配备及任务划分..............................................................................23

4.3.2主要技术力量.........................................................................................................................24

4.3.3劳动力上场计划.....................................................................................................................24

4.4后勤保障及紧急处理措施..................................................................................................................24

4.4.1后勤保障.................................................................................................................................24

第五章施工准备..............................................................................................................................................26

5.1技术准备.............................................................................................................................................26

5.1.1技术文件.................................................................................................................................26

5.1.2工程测量.................................................................................................................................26

5.1.3工地试验室.............................................................................................................................26

5.2材料准备.............................................................................................................................................26

5.3施工用水.............................................................................................................................................31

5.4施工用电.............................................................................................................................................32

5.5施工通讯.............................................................................................................................................33

5.6洞口布置.............................................................................................................................................33

5.7施工便道.............................................................................................................................................36

第六章施工机械、测量仪器情况...................................................................................................................38

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6.1主要施工机械及材料试验、测量、质检仪器设备配置的原则......................................................38

6.2主要施工机械配置.............................................................................................................................38

第七章工期及施工进度安排..........................................................................................................................40

7.1进度计划编制依据与原则..................................................................................................................40

7.2工期目标.............................................................................................................................................40

7.3具体安排.............................................................................................................................................40

第八章施工方案和施工方法..........................................................................................................................43

8.1隧道开挖主要施工方案选择..............................................................................................................43

8.2隧道总体施工工艺及方法..................................................................................................................43

8.2.1小净距隧道施工.....................................................................................................................43

洞口及明洞施工................................................................................................................................45

洞身开挖............................................................................................................................................48

出碴运输............................................................................................................................................51

隧道防水............................................................................................................................................52

模筑衬砌施工....................................................................................................................................52

隧道通风............................................................................................................................................52

8.2.9隧道排水.................................................................................................................................55

8.2.10出洞防护...............................................................................................................................57

8.3隧道洞口段工程施工方案..................................................................................................................58

8.4超前支护施工方案.............................................................................................................................64

8.5洞身开挖施工方案.............................................................................................................................72

8.5.1光面爆破的主要参数及技术措施..........................................................................................72

8.5.2爆破设计与施工（详见爆破施工方案）..............................................................................73

8.5.3各级围岩施工工法..................................................................................................................73

8.6初期支护.............................................................................................................................................76

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钢筋网施工........................................................................................................................................77

8.6.2锚杆施工方案.........................................................................................................................77

8.6.3格栅及钢拱架施工..................................................................................................................82

喷射混凝土施工................................................................................................................................83

8.7仰拱及衬砌施工.................................................................................................................................86

8.7.1仰拱施工.................................................................................................................................86

8.7.2防水层铺设.............................................................................................................................90

8.7.3二次衬砌钢筋及混凝土施工..................................................................................................91

8.7.4变形缝、施工缝施工............................................................................................................100

8.7.5施工排水及污水处理............................................................................................................102

8.7.6水沟及电缆槽施工................................................................................................................102

8.7.7车行横道施工方案................................................................................................................105

8.7.8人行横通道施工方案............................................................................................................109

8.7.9紧急停车带施工...................................................................................................................113

8.8洞身浅埋段处理...............................................................................................................................118

8.9隧道施工应急预案...........................................................................................................................124

8.9.1隧道突水涌泥的应急预案....................................................................................................124

8.9.2破碎带塌方的应急预案........................................................................................................124

8.9.3隧道破碎带处治预案............................................................................................................126

8.9.4隧道临近冲沟处理预案........................................................................................................127

第九章监控量测及超前地质预报.................................................................................................................128

9.1施工监控量测...................................................................................................................................128

9.2隧道超前地质预报系统...................................................................................................................133

第十章确保工程质量的技术组织措施.........................................................................................................139

10.1质量管理目标.................................................................................................................................139

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10.1.1总体质量目标.....................................................................................................................139

10.1.2分解质量目标.....................................................................................................................139

10.2质量管理组织.................................................................................................................................140

10.2.1质量管理组织机构..............................................................................................................140

10.2.2质量管理职责.....................................................................................................................140

10.2.3质量管理体系.....................................................................................................................143

10.2.4质量保证体系.....................................................................................................................144

10.3质量管理制度.................................................................................................................................146

10.3.1技术管理制度.....................................................................................................................146

10.3.2质量管理制度.....................................................................................................................148

10.4质量管理实施.................................................................................................................................149

10.4.1施工质量管理环境控制......................................................................................................149

10.4.2施工质量管理过程控制......................................................................................................150

10.4.3施工质量控制程序..............................................................................................................150

10.4.4施工质量验收程序..............................................................................................................151

10.4.5量控制点设置.....................................................................................................................152

10.4.6重点工序施工过程控制......................................................................................................152

10.5质量验收标准.................................................................................................................................153

10.6质量保证措施.................................................................................................................................153

10.6.1保证工程质量的管理措施..................................................................................................153

10.6.2保证工程质量的经济措施..................................................................................................155

10.6.3保证工程质量的技术措施..................................................................................................155

10.6.4施工准备阶段的质量保证措施..........................................................................................155

10.6.5主要工程项目质量保证措施..............................................................................................156

10.6.6竣工验收阶段质量控制措施..............................................................................................157

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10.7隧道施工质量通病及预防措施......................................................................................................157

10.7.1光爆效果不佳，超欠挖严重..............................................................................................157

10.7.2钢拱架安装.........................................................................................................................157

10.7.3注浆锚杆.............................................................................................................................158

10.7.4喷射混凝土质量差..............................................................................................................159

10.7.5仰拱出现变形.....................................................................................................................160

10.7.6二次衬砌表观效果差..........................................................................................................160

10.7.7二衬裂缝.............................................................................................................................164

10.7.8隧道拱背回填不实..............................................................................................................165

10.7.9隧道墙施工缝接触面处混凝土不密实..............................................................................165

10.7.10隧道渗漏水.......................................................................................................................165

10.7.11预埋件、预留洞室............................................................................................................166

10.7.12隧道水沟、电缆槽不平直................................................................................................167

10.8质量管理通用表格.........................................................................................................................167

第十一章安全生产保证措施........................................................................................................................168

11.1安全目标.........................................................................................................................................168

11.2安全管理保证措施.........................................................................................................................168

11.2.1组织机构.............................................................................................................................168

11.2.3安全管理总体要求..............................................................................................................171

11.3安全管理制度.................................................................................................................................172

11.3.1安全生产责任制及考核制度..............................................................................................172

11.3.2安全生产费用提取和使用管理制度..................................................................................173

11.3.3安全教育培训管理制度......................................................................................................174

11.3.4安全检查管理制度..............................................................................................................175

11.3.5施工用电安全管理制度......................................................................................................176

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11.3.6特种设备管理制度..............................................................................................................176

11.3.7特种作业人员持证上岗制度..............................................................................................177

11.3.8危险爆炸品安全管理制度..................................................................................................177

11.3.9安全施工组织设计及专项方案审批制度..........................................................................178

11.3.10安全技术交底管理制度....................................................................................................178

11.4重大危险源识别及应对措施..........................................................................................................179

11.4.1一般规定.............................................................................................................................186

11.4.2洞口与明洞.........................................................................................................................187

11.4.3开挖.....................................................................................................................................188

11.4.4装渣与运输.........................................................................................................................189

11.4.5支护.....................................................................................................................................189

11.4.6衬砌.....................................................................................................................................190

11.4.7防水和排水.........................................................................................................................190

11.4.8通风、防尘及防有害气体..................................................................................................190

11.4.9风、水、电供应.................................................................................................................191

11.4.10不良地质和特殊岩土地段................................................................................................192

11.4.11特殊地段...........................................................................................................................192

11.4.12小净距隧道.......................................................................................................................192

11.4.13附属设施工程...................................................................................................................193

11.4.14超前地质预报和监控量测................................................................................................193

11.4.15逃生与救援.......................................................................................................................194

11.5施工现场和临时工程安全保证措施..............................................................................................194

11.5.1现场布置安全保证措施......................................................................................................194

11.5.2施工现场防火安全保证措施..............................................................................................195

11.5.3施工用电线路安全保证措施..............................................................................................195

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11.6隧道人员进出登记制度.................................................................................................................197

11.7环保及水土保持措施.....................................................................................................................199

11.7.1环境保护方案.....................................................................................................................199

11.7.3环境保护技术措施..............................................................................................................200

11.7.2组织措施.............................................................................................................................200

11.7.4水环境的保护措施..............................................................................................................206

11.7.5施工噪音、振动的控制......................................................................................................207

11.7.6水土保持措施及方案..........................................................................................................207

11.7.7大气环境保护及粉尘的防治..............................................................................................207

11.7.8生产、生活垃圾的管理......................................................................................................207

11.7.9完工后场地清理及恢复平整的环保措施..........................................................................208

11.7.10弃土场、取土坑环境保护措施........................................................................................208

第十二章进度保证措施................................................................................................................................209

12.1进度控制体系.................................................................................................................................209

12.2进度控制措施.................................................................................................................................209

第十三章特殊季节施工安排及保证措施.....................................................................................................210

13.1冬期施工.........................................................................................................................................210

13.1.1冬期施工要求.........................................