DB11/T 1872-2021 给水与排水工程施工安全技术规程
简介
编 号∶DB11/T 1872-2021
给水与排水工程施工安全技术规程
Safety technical specification for construction of water supply and sewerage works
2021-10-01 实施
2021-06一28发布 目 次 1 总 则 ................................................................................ 1 2 术 语 ................................................................................ 2 3 基本规定 .............................................................................. 3 3.1 一般规定 ........................................................................ 3 3.2 施工临时设施 .................................................................... 4 3.3 安全防护设施 .................................................................... 5 3.4 物资准备 ........................................................................ 7 4 地下水控制 ............................................................................ 8 4.1 一般规定 ........................................................................ 8 4.2 降排水 .......................................................................... 8 5 土方工程 .............................................................................. 9 5.1 一般规定 ........................................................................ 9 5.2 沟槽、基坑开挖 .................................................................. 9 5.3 土方堆运 ....................................................................... 10 5.4 管道交叉处理 ................................................................... 10 5.5 沟槽、基坑回填 ................................................................. 10 6 沟槽、基坑支护 ....................................................................... 11 6.1 一般规定 ....................................................................... 11 6.2 钢木支护 ....................................................................... 11 6.3 土钉墙支护 ..................................................................... 14 7 地基与基础 ........................................................................... 16 7.1 一般规定 ....................................................................... 16 7.2 地基处理 ....................................................................... 16 7.3 灌注桩基础 ..................................................................... 17 7.4 沉入桩基础 ..................................................................... 17 7.5 扩大基础 ....................................................................... 17 8 管材吊装与运输 ....................................................................... 18 8.1 运 输 ........................................................................ 18 8.2 码 放 ....................................................................... 18 8.3 吊 装 ....................................................................... 19 9 排水(重力流)管道安装与铺设 ........................................................... 22 9.1 一般规定 ....................................................................... 22 9.2 下管与稳管 ..................................................................... 22 9.3 管道接口 ....................................................................... 22 9.4 管道勾头 ....................................................................... 23 10 给水(压力流)管道安装与铺设 .......................................................... 24 10.1 一般规定 ...................................................................... 24 10.2 下管与稳管 .................................................................... 24 10.3 钢管焊接与切割 ................................................................ 25 10.4 管道接口 ..................................................................... 311 10.5 管道勾头 ...................................................................... 32 10.6 附件安装 ...................................................................... 32 10.7 过河管道 ...................................................................... 33 11 管道附属构筑物 ...................................................................... 35 11.1 一般规定 ...................................................................... 35 11.2 检查井、闸室 .................................................................. 35 11.3 止推墩、翼墙、出水口 .......................................................... 35 12 防腐与防水 .......................................................................... 36 12.1 一般规定 ...................................................................... 36 12.2 钢管除锈 ...................................................................... 36 12.3 钢管聚合物防腐 ................................................................ 36 12.4 钢管沥青纤维布防腐 ............................................................ 37 12.5 钢管水泥砂浆内防腐 ............................................................ 37 12.6 钢管阴极保护(牺牲阳极)防腐 .................................................... 38 12.7 涂料防腐与防水 ................................................................ 38 12.8 构筑物防水与防腐 .............................................................. 38 13 管道强度、严密性试验与冲洗消毒 ...................................................... 40 13.1 一般规定 ...................................................................... 40 13.2 排水（重力流）管道闭水试验 .................................................... 40 13.3 排水（重力流）管道闭气试验 .................................................... 40 13.4 给水（压力流）管道水压试验 .................................................... 40 13.5 给水管道冲洗、消毒 ............................................................ 41 14 沉 井 .............................................................................. 42 14.1 一般规定 ...................................................................... 42 14.2 沉井制作 ...................................................................... 42 14.3 沉井下沉 ...................................................................... 43 14.4 沉井封底与填充 ................................................................ 44 15 现浇钢筋混凝土水池与管渠 ............................................................ 45 15.1 一般规定 ...................................................................... 45
编 号∶DB11/T 1872-2021
给水与排水工程施工安全技术规程
Safety technical specification for construction of water supply and sewerage works
2021-10-01 实施
2021-06一28发布 目 次 1 总 则 ................................................................................ 1 2 术 语 ................................................................................ 2 3 基本规定 .............................................................................. 3 3.1 一般规定 ........................................................................ 3 3.2 施工临时设施 .................................................................... 4 3.3 安全防护设施 .................................................................... 5 3.4 物资准备 ........................................................................ 7 4 地下水控制 ............................................................................ 8 4.1 一般规定 ........................................................................ 8 4.2 降排水 .......................................................................... 8 5 土方工程 .............................................................................. 9 5.1 一般规定 ........................................................................ 9 5.2 沟槽、基坑开挖 .................................................................. 9 5.3 土方堆运 ....................................................................... 10 5.4 管道交叉处理 ................................................................... 10 5.5 沟槽、基坑回填 ................................................................. 10 6 沟槽、基坑支护 ....................................................................... 11 6.1 一般规定 ....................................................................... 11 6.2 钢木支护 ....................................................................... 11 6.3 土钉墙支护 ..................................................................... 14 7 地基与基础 ........................................................................... 16 7.1 一般规定 ....................................................................... 16 7.2 地基处理 ....................................................................... 16 7.3 灌注桩基础 ..................................................................... 17 7.4 沉入桩基础 ..................................................................... 17 7.5 扩大基础 ....................................................................... 17 8 管材吊装与运输 ....................................................................... 18 8.1 运 输 ........................................................................ 18 8.2 码 放 ....................................................................... 18 8.3 吊 装 ....................................................................... 19 9 排水(重力流)管道安装与铺设 ........................................................... 22 9.1 一般规定 ....................................................................... 22 9.2 下管与稳管 ..................................................................... 22 9.3 管道接口 ....................................................................... 22 9.4 管道勾头 ....................................................................... 23 10 给水(压力流)管道安装与铺设 .......................................................... 24 10.1 一般规定 ...................................................................... 24 10.2 下管与稳管 .................................................................... 24 10.3 钢管焊接与切割 ................................................................ 25 10.4 管道接口 ..................................................................... 311 10.5 管道勾头 ...................................................................... 32 10.6 附件安装 ...................................................................... 32 10.7 过河管道 ...................................................................... 33 11 管道附属构筑物 ...................................................................... 35 11.1 一般规定 ...................................................................... 35 11.2 检查井、闸室 .................................................................. 35 11.3 止推墩、翼墙、出水口 .......................................................... 35 12 防腐与防水 .......................................................................... 36 12.1 一般规定 ...................................................................... 36 12.2 钢管除锈 ...................................................................... 36 12.3 钢管聚合物防腐 ................................................................ 36 12.4 钢管沥青纤维布防腐 ............................................................ 37 12.5 钢管水泥砂浆内防腐 ............................................................ 37 12.6 钢管阴极保护(牺牲阳极)防腐 .................................................... 38 12.7 涂料防腐与防水 ................................................................ 38 12.8 构筑物防水与防腐 .............................................................. 38 13 管道强度、严密性试验与冲洗消毒 ...................................................... 40 13.1 一般规定 ...................................................................... 40 13.2 排水（重力流）管道闭水试验 .................................................... 40 13.3 排水（重力流）管道闭气试验 .................................................... 40 13.4 给水（压力流）管道水压试验 .................................................... 40 13.5 给水管道冲洗、消毒 ............................................................ 41 14 沉 井 .............................................................................. 42 14.1 一般规定 ...................................................................... 42 14.2 沉井制作 ...................................................................... 42 14.3 沉井下沉 ...................................................................... 43 14.4 沉井封底与填充 ................................................................ 44 15 现浇钢筋混凝土水池与管渠 ............................................................ 45 15.1 一般规定 ...................................................................... 45
推荐下载
精品资源合集一键下载