Pavement structure with low cost, environmental friendliness and long service life
A pavement structure and long-life technology, which is applied to roads, roads, and on-site coagulation pavements, etc., can solve the problems of high cost and single function of long-life pavement structures, achieve low cost, and improve driving comfort and safety Sexuality and the effect of extending the maintenance cycle
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[0016] The present invention will be further described below in conjunction with drawings and embodiments.
[0017] see figure 1 , the surface layer 1 adopts a thin OGFC-10 layer with a thickness of 3 cm; the upper seal layer 2 adopts a rubber asphalt fiber synchronous gravel seal layer with a thickness of 5-10 mm; Powder modified asphalt limestone SMA-20 mixture; sticky layer 4 adopts SBR modified emulsified asphalt; lower layer 5 adopts ATB-30 ordinary mixture with a thickness of 12cm; lower seal layer 6 adopts rubber asphalt fiber with a thickness of 10-20mm to be crushed synchronously Stone seal layer; semi-rigid base layer 7 adopts low-dose cement-stabilized crushed stone mixture with a thickness of 36cm; graded crushed stone base layer 8 has a thickness of 20cm.
[0018] During construction, first pave the 20cm graded crushed stone subbase 8 sequentially on the top of the road bed, pave 36cm low dose cement stabilized crushed stone semi-rigid base 7 on the graded crushe...
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