Composite cement concrete pavement structure

• Main Authors: LI YINDONG, YANG HUAJIE, JIN DEWEI, FU JIANBANG
• Format: Patent
• Language: Chinese; English
• Published: 04.06.2024
• 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 composite cement concrete pavement structure which comprises a roadbed bottom layer, a first gravel layer, a second gravel layer, a gravel sealing layer, an asphalt concrete layer and a cement concrete pavement which are sequentially stacked from bottom to top, the first gravel layer is formed by paving 4.5% of cement mixed gravel on the surface of the roadbed bottom layer, the second gravel layer is formed by paving 5.5% of cement mixed gravel on the surface of the first gravel layer, and the gravel sealing layer is formed by paving SBS emulsified asphalt on the surface of the second gravel layer. The structure is suitable for the transformation project of the existing asphalt pavement, is simple, convenient and quick to construct, avoids cracking of the plate bottom, improves the usability of the road, prolongs the service life of the road, and has the advantages of high pressure resistance, adoption of general materials, no need of large machinery construction, low cost and th