Water permeability urban road road bed

The utility model discloses a water permeability urban road road bed, including the side board, the bottom fixedly connected with bottom plate of side board, the top of bottom plate is provided with first aggregate chips layer, the inside on first aggregate chips layer and the one side that is located the side board are provided with the inclined sliding plate that inclines, the spacing groove that uses with the inclined sliding plate cooperation of inclining is seted up to side board and the corresponding inclined sliding plate position of inclining, the top on first aggregate chips layer isprovided with the weak soil layer. This water permeability urban road road bed sets up hollow support column through the bottom at the bottom plate and makes the holding power better, stirs the boardthrough inside setting the at hollow support column for drainage effect is better faster, makes hollow support column can not lead to the fact silt to stop up because of long -time drainage in addition, leads to the fact drain