Improved structure of current sidewalk

A transformation structure of a current sidewalk comprises a blind sidewalk, curbs are arranged on the edge, close to a roadway, of the area between the blind sidewalk and the roadway, and a plurality of tree pools are arranged in the area between the blind sidewalk and the roadway in a surrounding mode; a soil base layer, a graded broken stone layer, a sand-free water-permeable cement concrete layer, a water-permeable geotextile material layer, a sand leveling layer and water-permeable bricks are sequentially arranged in an area among the blind sidewalk, the curb and the tree pool from bottom to top, the graded broken stone layer is laid on the soil base layer, the sand-free water-permeable cement concrete layer is laid on the graded broken stone layer, and the water-permeable geotextile material layer is laid on the sand leveling layer. The water-permeable geomaterial layer is laid on the sand-free water-permeable cement concrete layer, the sand leveling layer is laid on the water-permeable geomaterial laye