A separate highway subgrade and its construction method
A separate, roadbed technology, applied in the direction of roads, roads, side ditch/curbstone, etc., can solve the problems affecting the service life and structural integrity of the roadbed, the easy generation of water on the road, the settlement or deformation of the roadbed, etc., to prevent settlement. And the effect of deformation, adhesion and stability improvement
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[0038] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.
[0039] see Figure 1-4 , the present invention provides a technical solution: a separate roadbed, including a first-stage project roadbed 1, a second-stage project roadbed 2 is provided on the side of the first-stage project, the interior of the second-stage project roadbed 2 and the first-stage project roadbed 1 Both are embedded with a coupling device 3, through the designed coupling device 3, the foundation pile 31 and the inverted wing 32 on the foundation pile...
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