Spliced and widened pavement structure

The utility model relates to a widening pavement structure which comprises a new pavement structure spliced on one side of an old pavement structure, the old pavement structure comprises an old pavement layer and an old roadbed layer which are sequentially arranged from top to bottom, and a step structure is arranged on the splicing side of the old pavement layer and an old road shoulder layer. The new pavement structure comprises a new roadbed layer arranged on one side of the old roadbed layer in a spliced mode, graded broken stone layers are laid on the upper surface of the new roadbed layer and the upper surface of the old roadbed layer at the spliced position, a new pavement layer is arranged on the upper surfaces of the graded broken stone layers, and the upper surface of the new pavement layer is flush with the upper surface of the old pavement layer. The service life is long. 本实用新型涉及一种拼宽路面结构，包括旧路面结构拼接设在其一侧的新路面结构，旧路面结构包括由上至下依次设置的旧路面层和旧路基层，且旧路面层和旧路肩层在其拼接侧设有台阶结构，所述新路面结构包括拼接设在旧路基层一侧的新路基层，新路基层上表面和拼接处的旧路基层上