DB/T29-275-2019：天津市海绵城市设施运行维护技术规程

DBT29-275-2019······1

1 总则······7

2 术语······8

3 基本规定······10

4 主要设施运行及维护······11

4.1 下凹式绿地······11

4.2 透水铺装······12

4.3 植草沟······15

4.4 开口路缘石、截污型雨水口······17

4.5 生态树池······18

4.6 弃流井······19

4.7 生物滞留池······20

4.8 雨水罐······23

4.9 旱溪······24

4.10 湿塘······25

4.11 干塘······27

4.12 植被缓冲带······29

4.13 屋顶绿化······31

4.14 调蓄池······33

4.15 模块式蓄水池······35

5 安全防护······37

附录A 海绵城市设施巡查记录表······38

本规程用词说明······39

引用标准名录······40

条文说明······41

1 总则······44

2 术语······45

3 基本规定······46

4 主要设施运行及维护······47

4.2 透水铺装······47

4.3 植草沟······47

4.6 弃流井······47

4.7 生物滞留池······48

4.10 湿塘······48

4.13 屋顶绿化······48