目 录1 编制依据.............................................................12 编制范围.............................................................13 工程概述.............................................................13.1 工程简述.........................................................13.2 地质、地貌.......................................................13.3 水文特征.........................................................13.4 不良地质.........................................................23.5 地震动参数.......................................................23.6 水文地质.........................................................23.7 气象特征.........................................................23.7 洞口段衬砌类型简述...............................................24 洞口工程施工方案.....................................................34.1 施工准备.........................................................44.1.1 施工供风、水、电.............................................44.1.2 物资供应.....................................................54.1.3 测量放样.....................................................54.1.4 施工便道.....................................................54.1.5 施工场地布置.................................................54.2 地表清理及边仰坡防护.............................................54.3 施作洞口截排水系统...............................................54.4 洞口开挖及边仰坡防护.............................................64.4.1 洞口边仰坡开挖...............................................64.4.2 边仰坡防护...................................................64.5 监控量测.........................................................65 基底处理.............................................................76 管棚施工.............................................................76.1 管棚设计.........................................................76.2 长管棚施工工艺...................................................86.3 ...
