A highway subgrade anti-settlement device

Abstract

The utility model relates to road construction technical field, and disclose a kind of highway subgrade anti-settling facilities, including roadbed and geogrid, geogrid is laid on roadbed, geogrid is laid with cushion on, cushion is laid with base layer on, base layer is laid with surface layer on, geogrid is grid-like, longitudinal and transverse of geogrid top are provided with sliding slot, sliding slot is located between the position of two adjacent groups of grid on geogrid, the sliding slot of transverse row and the sliding slot of vertical column are provided with clamping groove in staggered position, in the utility model, when the two groups of geogrid are overlapped and laid, only by pulling and adjusting the geogrid of upper group, so that the clamping rod on the geogrid of upper group will be adapted to move adjustment in the sliding slot on the geogrid of lower group, and buckled in the clamping groove of corresponding position, to be able to quickly and effectively connect the clamping buckle of the two groups of geogrid overlap position.

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