ICS13.100 CCSC65 21 辽宁省地方标准 DB21/T3902—2023 输供水工程运行危险源辨识与风险评价导 则 Guidelinesforhazardidentificationandriskassessmentintheoperation ofwatertransmissionandsupplyprojects 在提交反馈意见时，请将您知道的相关专利连同支持性文件一并附上。 2023-12-30发布 2024-01-30实施 辽宁省市场监督管理局  发布 DB21/T3902—2023 I目次 前言.................................................................................III 1范围.................................................................................1 2规范性引用文件.......................................................................1 3术语和定义...........................................................................1 4危险源类别...........................................................................1 总体分类.........................................................................1 构（建）筑物类危险源.............................................................1 金属结构类危险源.................................................................1 设备设施类危险源.................................................................2 作业活动类危险源.................................................................2 管理类危险源.....................................................................2 环境类危险源.....................................................................2 5危险源辨识...........................................................................2 辨识步骤.........................................................................2 辨识方法.........................................................................2 6危险源评价单元划分...................................................................2 危险源评价单元划分原则...........................................................2 构（建）筑物类危险源评价单元划分.................................................2 金属结构类和设备设施类危险源评价单元划分.........................................3 作业活动类危险源评价单元划分.....................................................3 管理类危险源评价单元划分.........................................................3 环境类危险源评价单元划分.........................................................3 7风险评价.............................................................................3 风险等级划分.....................................................................3 构（建）筑物类危险源风险评价.....................................................3 金属结构类和设备设施类危险源风险评价.............................................3 作业活动类危险源风险评价.........................................................4 管理类危险源评价风险评价.........................................................4 环境类危险源风险评价.............................................................4 附录A（资料性）风险点排查清单..................................................5 附录B（资料性）安全检查表法（SCL）.............................................6 B.1方法概述.........................................................................6 B.2分析步骤.........................................................................6 B.3安全检查表编制依据...............................................................6 B.4安全检查表编制流程...............................................................6 B.5安全检查表分析评价...............................................................6