Road surface structure lifted from old road surface

• Main Authors: SHI LINJUN, DU HAIQIANG, LU SHIXI, XING ZHAOHUI, LI DONGCAI, WANG HAILIN, DAI HONGYU, LI LAIBIN, LI GUOQUN, LU XU
• Format: Patent
• Language: Chinese; English
• Published: 08.09.2010
• Subjects: CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, ORTHE LIKE; FIXED CONSTRUCTIONS; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR

The utility model discloses a road surface structure lifted from an old road surface. An lower surface layer is an old bituminous road surface layer or a cement concrete road surface layer which are milled and planed or neither milled nor planed; a waterproof anti-crack layer and an upper surface layer are laid on the lower surface layer in order; or a modified asphalt broken stone stress absorbing layer is additively laid on the waterproof anti-crack layer. The road surface structure lifted from the old road surface is a novel combined structure which is lifted by road surfaces of roads on grades and city roads; after lifting reconstruction, the road surface is prevented from cracking and being damaged by water in the early period; and the road surface has new functions of increased road surface roughness, and drainage of the surface layer, thereby enhancing the driving comfortableness, greatly enhancing the using safety of the road and the city road, prolonging the road service life, reducing the noise, sav