Construction practice of sponge city in old residential areas with micro update strategy
The construction of sponge cities in existing urban areas is an indispensable and im-portant part of sponge city construction in China.In the practice of sponge city construction in old residential areas,there are problems such as complex underlying conditions,outdated drainage pipelines,lack of green vegetation,and low rainwater recycling and utilization rate.This article proposes a micro update strategy for sponge renovation of old residential areas,using small-scale and progressive measures and methods to control rainwater from the source,enhance the resilience and resilience of the community,and reduce disturbances to the normal life of residents.