QGDW 12574-2025 架空输电线路机械化施工勘测规范

ICS 29.240.20 CCS P 62 备案号：68965-2019 国家电网有限公司企业标准 Q/GDW 12574—2025 架空输电线路机械化施工勘测规范 Code for special investigation and survey for mechanized construction of overhead transmission line 2025-05-30发布 2025-05-30实施 国家电网有限公司 发 布 Q/GDW 12574—2025 目 次 前言 ····························································································································· Ⅱ 1 范围 ························································································································· 1 2 规范性引用文件 ·········································································································· 1 3 术语和定义 ················································································································ 1 4 总则 ························································································································· 2 4.1 一般规定 ············································································································· 2 4.2 基本技术要求 ······································································································· 2 5 机械化施工难度分级 ···································································································· 3 6 机械化施工勘测任务和要求 ··························································································· 4 6.1 一般规定 ············································································································· 4 6.2 可行性研究阶段 ···································································································· 4 6.3 初步设计阶段 ······································································································· 4 6.4 施工图设计阶段及施工阶段 ····················································································· 5 7 机械化施工勘测方法 ···································································································· 6 7.1 一般规定 ············································································································· 6 7.2 环境调查与测量 ···································································································· 6 7.3 工程地质勘探 ······································································································· 6 8 特殊影响的地形地质勘测 ······························································································ 7 8.1 河网、泥沼和沿海滩涂 ··························································································· 7 8.2 沙漠与戈壁 ·········································································································· 7 8.3 高山峻岭 ············································································································· 7 8.4 其他特殊环境 ······································································································· 7 9 机械化施工勘测成果要求 ······························································································ 7 附录 A（资料性） 勘探孔数据编录 ····················································································· 9 附录 B（资料性） 勘探方法及其适用范围 ······························································ ·············· 12 附录 C（资料性） 不同岩土体适用的机械成孔与开挖装备及工艺原理 ········································ 14 编制说明 ······················································································································· 15 I