公路在维修或改扩建过程中会面临新旧路基路面的拼接问题,而拼接质量直接影响公路后期的运营、养护及维修等。路基路面拼接涉及多个环节,在施工过程中要对不同环节依据相应的标准具体把握,本文就公路改扩建工程中基路拓宽及路面拼接方案进行探究。 When repairing or rebuilding the highway, the highway will face the splicing problem of the old and the new subgrade and pavement, and the quality of the splicing directly affects the operation, maintenance and repair of the latter part of the highway. Embankment pavement involves a number of links, in the construction process to different links based on the corresponding standards of specific grasp, this paper on the highway expansion project to explore base pavement expansion and road surface.