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Road drain

Road drain

The road drainage ditch includes a road drainage portion and a roadside drainage portion, and the road drainage portion is, in order from bottom to top, a base layer, a waterproof layer, and a water permeable layer, wherein the waterproof layer is provided with a road drainage groove; the roadside drainage portion The invention includes a water-permeable road edge stone disposed adjacent to the road surface drainage portion on both sides of the road, and a roadside drainage groove along the water-permeable road surface; the water-permeable road edge stone includes: a water-permeable surface layer and a water-permeable strengthening layer, The water permeable surface layer comprises a water permeable material, the water permeable strengthening layer is adjacent to the inner surface of the water permeable surface layer; and the water permeable strengthening layer has a cavity therein。

Product Details

The road drainage ditch includes a road drainage portion and a roadside drainage portion, and the road drainage portion is, in order from bottom to top, a base layer, a waterproof layer, and a water permeable layer, wherein the waterproof layer is provided with a road drainage groove; the roadside drainage portion The invention includes a water-permeable road edge stone disposed adjacent to the road surface drainage portion on both sides of the road, and a roadside drainage groove along the water-permeable road surface; the water-permeable road edge stone includes: a water-permeable surface layer and a water-permeable strengthening layer, The water permeable surface layer comprises a water permeable material, the water permeable strengthening layer is adjacent to the inner surface of the water permeable surface layer; and the water permeable strengthening layer has a cavity therein。

Drainage ditch refers to the drainage of water from the side ditch, the intercepting ditch and the roadbed, in the crop land, and in the low-lying area near the dwelling to the subgrade, the crop land, and the ditch outside the residential land. The design of drainage ditch determines the depth and spacing of the drainage ditch according to the drainage system engineering layout and engineering standards, and analyzes the calculation of the flow, water level, section size and engineering quantity of the drainage channels and buildings at all levels。


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