热力管线工程暗挖隧道施工安全风险评估报告二零一三年七月0热力管线工程暗挖隧道施工安全风险评估报告项目负责人：审定：审核：编制：二零一三年七月1目录1.项目概况.......................................................................................................................................51.1工程概况.............................................................................................................................51.1.1基本概况..................................................................................................................51.1.2工程地质、水文地质条件......................................................................................91.1.3周边环境情况........................................................................................................121.2风险评估的必要性...........................................................................................................142、评估目标与依据......................................................................................................................202.1评估目标...........................................................................................................................202.2评估依据...........................................................................................................................202.2.1主要技术标准及规范............................................................................................202.2.2工程技术文件和资料............................................................................................213.评估对象、范围与内容.............................................................................................................223.1评估对象、范围...............................................................................................................223.1.1评估对象................................................................................................................223.1.2评估范围................................................................................................................223.2评估内容...........................................................................................................................224.评估技术路线与方法.................................................................................................................244.1评估技术路线...................................................................................................................244.2评估方法...........................................................................................................................255.风险分级标准.............................................................................................................................295.1风险分析及分级考虑因素...............................................................................................295.1.1风险分析................................................................................................................295.1.2风险分级考虑因素................................................................................................295.2风险分级标准及调整原则...............................................................................................305.2.1隧道周边环境风险分级标准......................................................
