Zhangwan Xiaohe River Channelization
2025-03-04
The river is located in Xianxiang Town, Yinzhou District, the living area of the river. The river is about 500m long, 5~10m wide, 1.5m deep, with about 4,000 tons of water in reserve year-round. The upper part of the river is connected to the drainage outlet of the playground of Xianxiang Middle School, and the lower part of the river flows to the main river. The surface of the water body is covered with a lot of mosses and dead aquatic plants. There is silt at the bottom, the water mobility is extremely poor, the dissolved oxygen content in the water is low, fish are dying in a large area, very few aquatic plants are surviving, the water body is eutrophication is serious, the water body is yellowish-green, and it is initially judged to be an outbreak of green algae and cyanobacteria. The ecological restoration design of the water body should combine the relevant boundary factors well with each other, constitute an open system, make it form an organic, orderly and interesting linear space system, and build an ecological and healthy urban river.
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