GBT50374-2018······1
1 总则······11
2 器材检验······12
2.1 一般规定······12
2.2 水泥及水泥制品······12
2.3 砂······13
2.4 石子······13
2.5 砖······14
2.6 砌块······14
2.7 水······15
2.8 水泥管块······15
2.9 塑料管及配件······16
2.10 钢材、钢管与铁件······19
3 工程测量······21
4 土方工程······23
4.1 挖掘沟坑······23
4.2 回填土······25
5 模板、钢筋及混凝土、砂浆······27
5.1 装拆模板······27
5.2 钢筋加工······28
5.3 混凝土浇筑······29
5.4 水泥砂浆······30
6 人(手)孔、通道建筑······31
6.1 一般规定······31
6.2 地基与基础······31
6.3 墙体······32
6.4 人(手)孔上覆及通道沟盖板······33
6.5 口圈和井盖······35
7 铺设管道······36
7.1 一般规定······36
7.2 地基······37
7.3 基础······37
7.4 水泥管道铺设······41
7.5 塑料管道铺设······44
7.6 铜管铺设······47
8 工程验收······48
8.1 随工验收······48
8.2 工程初验······50
8.3 工程终验······51
附录A 回弹仪测量混凝土的强度······53
附录B 水泥管块规格和多孔塑料管端面······57
附录C 塑料管材规格······60
附录D 常用各种标号普通混凝土参考配比及每立方米用料量······63
附录E 定型人孔及体积表······66
附录F 土、石质分类······69
附录G 工程验收项目和内容······70
本标准用词说明······72
引用标准名录······73
附: 条文说明······75
2 器材检验······77
2.1 一般规定······77
2.2 水泥及水泥制品······77
2.5 砖······77
2.10 钢材、钢管与铁件······77
3 工程测量······78
4 土方工程······79
4.1 挖掘沟坑······79
5 模板、钢筋及混凝土、砂浆······84
5.3 混凝土浇筑······84
6 人(手)孔、通道建筑······85
6.1 一般规定······85
6.2 地基与基础······85
6.3 墙体······85
6.5 口圈和井盖······86
7 铺设管道······88
7.1 一般规定······88
7.5 塑料管道铺设······88
8 工程验收······92
8.1 随工验收······92
