ICS 23.020.01 CCS J 70 15 内蒙古自治区 地方 标准 DB15/T 4179—2025 输氢管道工 程施工规范 Specification for construction of hydrogen transmissio n pipeline engineering 2025-08-29发布 2025-09-29实施 内蒙古自治区市场监督管理局 发布 DB15/T 4179 —2025 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 ................................ ................................ ......... 2 4 总体要求 ................................ ................................ ........... 2 5 施工准备 ................................ ................................ ........... 3 技术准备 ................................ ................................ ....... 3 人力资源准备 ................................ ................................ ... 3 机具、设备准备 ................................ ................................ . 3 材料准备 ................................ ................................ ....... 3 现场准备 ................................ ................................ ....... 3 6 材料及设备 ................................ ................................ ......... 4 通用要求 ................................ ................................ ....... 4 检验及处理 ................................ ................................ ..... 4 装卸 ................................ ................................ ........... 6 运输 ................................ ................................ ........... 6 储存 ................................ ................................ ........... 7 7 线路工程 ................................ ................................ ........... 7 通用要求 ................................ ................................ ....... 7 交接桩及移桩 ................................ ................................ ... 7 测量放线 ................................ ................................ ....... 8 施工作业带清理及施工便道修筑 ................................ ................... 8 管沟开挖 ................................ ................................ ....... 8 布管 ................................ ................................ .......... 10 管口组对 ................................ ................................ ...... 10 管道防腐补口、补伤 ................................ ............................ 11 管道下沟及回填 ................................ ................................ 11 管道穿越、跨 越工程 ................................ ........................... 12 管道连头 ................................ ................................ ..... 13 管道附属工程 ................................ ................................ . 13 质量验收 ................................ ................................ ..... 14 8 站场工程 ................................ ................................ .......... 24 通用要求 ................................ ................................ ...... 24 下料与加工 ................................ ................................ .... 25 管道安装 ................................ ................................ ...... 25 管沟开挖、下沟与回填 ................................ .......................... 27 DB15/T 4179 —2025 II 防腐 ................................ ................................ ........... 27 质量验收 ................................ ................................ ....... 28 9 焊接及检验 ................................ ................................ ......... 34 基本要求 ................................ ................................ ....... 34 现场焊接 ................................ ................................ ....... 35 焊接质量检验 ................................ ................................ ... 37 质量验收 ................................ ................................ ....... 38 10 清管（吹扫） 、试压、干燥 ................................ ..........................