Analysis on Construction Technology of Rain Garden in Sponge City—Taking Longzhou Pocket Park as an Example
In recent years,China's sponge city construction as a new type of green,environmentally-friendly engi-neering has entered a period of rapid development.The construction of rain garden in sponge city can not only effectively control runoff pollution,but also alleviate ur-ban waterlogging and heat island effect.Taking Longzhou Pocket Park project as an example,this paper expounds the implementation of various links of rain garden such as crushed(gravel)stone drainage layer,artificial filler layer,vegetation and planting soil layer,mulching layer and sur-face water storage layer,to summarize the experience and lessons learned in practice,and to provide certain theoret-ical reference for the builders of rain garden in sponge city in the future.
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