关垭子隧道 专项施工方案

2 目 录

1.工程概况 ..................................................................................................................................................... 1

1.1 隧道概况 ..................................................................................................................................................... 1

1.2 地质情况 ..................................................................................................................................................... 1

1.3 水文地质条件 ............................................................................................................................................. 1

2.编制依据 ..................................................................................................................................................... 1

3.施工计划 ..................................................................................................................................................... 2

3.1 施工进度计划 ............................................................................................................................................. 2

3.2 主要技术参数 ............................................................................................................................................. 2

3.3 工期计划 ..................................................................................................................................................... 2

3.4 材料计划 ..................................................................................................................................................... 3

3.5 设备计划 ..................................................................................................................................................... 3

4.施工工艺技术 .............................................................................................................................................. 4

4.1 总体施工方案 ............................................................................................................................................. 4

4.2 洞身开挖 ..................................................................................................................................................... 5

4.3初期支护与辅助工程措施 .......................................................................................................................... 6

4.4钻爆设计 .................................................................................................................................................... 14

5. 施工安全保证措施 ...................................................................................................................................17

5.1监控量测 .................................................................................................................................................... 17

5.2 超前地质预报 ........................................................................................................................................... 23

5.3 安全保证措施 ........................................................................................................................................... 23

5.4安全技术交底 ............................................................................................................................................ 25

5.5防坍塌应急预案 ........................................................................................................................................ 35

6.施工节能减排措施 .....................................................................................................................................36

6.1 节能减排施工原则 ................................................................................................................................... 36

6.2 管理体系 ................................................................................................................................................... 37

6.3 管理内容 ................................................................................................................................................... 37

6.4 节材与材料 ............................................................................................................................................... 37

7.劳动力计划 ................................................................................................................................................39

8.计算书及相关图纸 .....................................................................................................................................40

关垭子隧道 专项施工方案