横贯安徽省北部的省道502线蚌(埠)阜(阳)公路是我国第一条用特殊材料——“砂礓”铺筑而成的公路。蚌阜路原为古道。1928年建成简易公路,少数路段铺有3米宽的砖渣。抗日战争时期,为阻止日寇推进,国民党当局曾将该路扒断,日本投降后才得以修通,但时断时通。1950年3月新成立的阜阳、涡阳、蒙城三县人民政府为配合生产救灾,以工代赈发动沿线群众投劳对阜阳至曹店段108公里路面进行全面整修。1952年阜阳地区交通局长张凯之和阜阳专区工程技术人员在 Highway 502 in the northern part of Anhui Province mussels (Bu) Fu (Yang) Highway is the first of our country with special materials - “sand 礓 ” paved roads. Beng Fu Road, the original road. Built in 1928 simple road, a few sections covered with 3 meters wide brick. During the period of the War of Resistance Against Japan, in order to prevent the promotion of the Japanese invaders, the Kuomintang authorities cut off the road and repaired it only after the Japanese surrendered, but the time was broken. March 1950 newly established Fuyang, Guoyang, Mengcheng three county people’s government in line with the production of disaster relief, work-relief mobilization of people along the line to Fuyang to Caodian 108 km pavement for a comprehensive renovation. In 1952, Zhang Kai, director of Fuyang Transportation Bureau and Fuyang area engineering and technical personnel