A sponge city road rainwater infiltration system and its construction method
A sponge city, rainwater technology, applied in waterway systems, roads, roads, etc., can solve problems such as inability to purify rainwater, no drainage and drainage, etc., and achieve the effect of improving connection stability, improving transportation effect, and improving purification efficiency.
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[0041] Such as Figure 1 to Figure 3 Shown, be a kind of sponge city road rainwater infiltration system of the present invention, comprise rainwater infiltration layer 1, purification layer and groundwater confluence pipe 3, purification layer is positioned between rainwater infiltration layer 1 and groundwater confluence pipe 3, rainwater infiltration Layer 1 consists of permeable brick layer 7, sponge filter layer 8, second confluence layer 9, concrete base layer 10, and first confluence layer 11 from top to bottom. A seepage well 13 is set at the center of the second confluence layer 9, and the concrete base layer 10 is uniformly provided with water holes 12, and the seepage wells 13 are connected to the first confluence layer 11 through the water holes 12, and the seepage wells 13 can effectively gather the rainwater in the second confluence layer 9, improve the delivery effect of rainwater, and prevent The infiltration of rainwater causes overflow, and the water holes 12 ...
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