城市热力管道安全风险评估方法 Technical method for safety risk assessment of urban thermal pipeline  ICS  91.140.10 CCS  P 46   中华人民共和国国家标准 GB/T 44548—2024 2024-09-2 9发布 2025-04-0 1实施     国家市场监督管理总局 国家标准化管理委员会 发 布 目　　次 前言   ·····································································································   Ⅲ 1     范围   ··································································································   1 2     规范性引用文件   ······················································································   1 3     术语和定义、符号   ····················································································   1 4     一般规定   ······························································································   2 5     评估方法及流程   ······················································································   3 6     资料收集   ······························································································   4 7     失效可能性评估   ······················································································   4 8     失效后果严重性评估   ·················································································   5 9     安全风险等级及分类管理   ············································································   7 10     安全风险评估报告编制   ··············································································   7 附录A （规范性）    失效可能性底层影响因素调查项目及评分   ········································   8 附录B （规范性）    中间层和底层影响因素权重   ······················································   15 附录C （规范性）    失效后果严重性底层影响因素调查项目及评分   ··································   17 附录D （资料性）    全部底层影响因素分值均不为0时的安全风险评估算例   ·························   25 附录E （资料性）    部分底层影响因素分值为 0 时的安全风险评估算例   ······························   29 附录F （资料性）    安全风险评估报告的内容和格式   ·················································   33 GB/T 44548—2024     Ⅰ