输电线路(高压电缆工程)标准施工工艺(图例) 目录 输电线路(高压电缆工程)标准施工工艺(图例) ................................................................... 1 第一节 直埋敷设 ........................................................................................................................... 5 2 主要引用标准 ............................................................................................................................. 5 3 工艺流程 ..................................................................................................................................... 5 4 主要工艺流程质量控制要点 ..................................................................................................... 5 4.1 人工开挖探沟 ................................................................................................................. 5 4.2 沟槽开挖 ......................................................................................................................... 5 4.3 电缆敷设准备 ................................................................................................................. 6 4.3.1 材料准备: ........................................................................................................... 6 4.3.2 技术准备: ........................................................................................................... 6 4.3.3 工器具准备: ....................................................................................................... 6 4.4 吊装电缆盘和布置电缆敷设机具 ................................................................................. 6 4.5 敷设电缆 ......................................................................................................................... 7 4.6 回填土 ............................................................................................................................. 9 4.7 设置警示带和路面标志牌 ............................................................................................. 9 4.8 质量检验 ....................................................................................................................... 10 5 成品图示 ................................................................................................................................... 10 第二节 排管敷设 ......................................................................................................................... 10 1 适用范围 ................................................................................................................................... 10 2 主要引用标准 ........................................................................................................................... 11 3 工艺流程 ................................................................................................................................... 11 4 主要工艺流程质量控制要点 ................................................................................................... 11 4.1 排管、工作井放坡及支护 ........................................................................................... 11 4.2 基坑开挖 ....................................................................................................................... 12 4.3 排管、工作井垫层 ....................................................................................................... 12 4.4 管材铺设 ....................................................................................................................... 12 4.5 排管、工作井支模及钢筋绑扎 ................................................................................... 12 4.6 混凝土浇筑及养护 ....................................................................................................... 12 4.7 电缆敷设准备 ............................................................................................................... 13 4.7.1 材料准备: ......................................................................................................... 13 4.7.2 技术准备: ......................................................................................................... 13 4.7.3 工器具准备: ..................................................................................................... 14 4.8 吊装电缆盘和布置电缆敷设机具 ............................................................................... 14 4.9 敷设电缆 ....................................................................................................................... 14 4.10 回填土 ......................................................................................................................... 15 4.11 路面设置标志牌 ......................................................................................................... 15 4.12 质量检验 ..................................................................................................................... 15 5 成品图示 ................................................................................................................................... 15 第三节 电缆沟敷设 ..................................................................................................................... 16 1 适用范围 ................................................................................................................................... 16