目录······1
1 总则······11
2 术语和符号······12
2.1 术语······12
2.2 符号······14
3 城镇内涝防治系统······16
3.1 一般规定······16
3.2 技术要求······17
3.3 雨水量······18
4 源头减排设施······20
4.1 一般规定······20
4.2 渗透设施······22
4.3 转输设施······26
4.4 调蓄设施······27
5 排水管渠设施······29
5.1 一般规定······29
5.2 管渠系统······29
5.3 管渠调蓄设施······32
6 排涝除险设施······33
6.1 一般规定······33
6.2 城镇水体······33
6.3 调蓄设施······34
6.4 行泄通道······35
7 运行维护······37
7.1 一般规定······37
7.2 日常维护······37
7.3 应急管理······38
附录A 内涝防治设计报告······40
附录B 内涝防治设计校核······42
本规范用词说明······45
引用标准名录······46
附：条文说明······47
1 总则······50
3 城镇内涝防治系统······52
3.1 一般规定······52
3.2 技术要求······55
3.3 雨水量······57
4 源头减排设施······62
4.1 一般规定······62
4.2 渗透设施······65
4.3 转输设施······70
4.4 调蓄设施······71
5 排水管渠设施······73
5.1 一般规定······73
5.2 管渠系统······75
5.3 管渠调蓄设施······77
6 排涝除险设施······78
6.1 一般规定······78
6.2 城镇水体······79
6.3 调蓄设施······81
6.4 行泄通道······82
7 运行维护······84
7.1 一般规定······84
7.2 日常维护······84
7.3 应急管理······85
附录A 内涝防治设计报告······87
附录B 内涝防治设计校核······88
