目录1、地理环境、地形地貌、工程地质与水文地质情况.................................41.1地理环境..............................................................41.2工程地质..............................................................41.2.1工程地质特征....................................................41.2.2水文地质特征....................................................51.2.3地震动参数......................................................51.2.4气象特征........................................................52、西成铁路客运专线范家咀隧道设计主要技术标准.................................53、工程设计情况简介...........................................................53.1工程简述..............................................................53.2基本设计情况..........................................................63.3施工要求..............................................................74、施工阶段安全风险评估.......................................................74.1安全风险管理机构......................................................74.2施工阶段安全风险评估意义和重要性......................................74.2.1安全风险评估依据................................................74.2.2安全风险评估目的................................................84.2.3安全风险评估原则................................................84.2.4安全风险评估的必要性............................................84.3风险评估流程..........................................................84.3.1隧道安全风险评估和管理基本流程..................................84.3.2施工阶段风险评估流程............................................94.4施工阶段安全风险指标体系.............................................104.5隧道安全风险分级和接受准则...........................................114.5.1事故发生概率的等级.............................................114.5.2事故发生后果的等级分成五级.....................................114.6施工阶段风险评估.....................................................134.6.1概述...........................................................134.6.2洞口段隧道施工典型风险因素识别.................................144.6.3施工准备情况风险因素核对表.....................................154.6.4范家咀隧道安全风险因素.........................................164.6.5范家咀隧道安全风险等级划分.....................................184.7隧道安全风险技术对策.................................................194.7.1隧道坍方风险事件的技术对策.....................................194.7.1.1隧道安全风险等级划分.....................................194.7.1.2风险处理对策.............................................194.7.2隧道大变形（膨胀性围岩与地基软弱）施工对策及安全技术措施.......204.7.2.1隧道安全风险等级划分.....................................204.7.2.2大变形隧道技术对策.......................................204.7.3第三方损失处理技术对策.........................................214.7.3.1隧道安全风险等级划分.....................................214.7.3.2第三方损失风险技术对策...................................214.7.4隧道施工注意事项...............................................214.8范家咀隧道风险评估及对策措施表.......................................225、应急预案..................................................................275.1编制依据.............................................................275.2编制目的.....................
