2014年5月20日,由安徽省交通投资集团公司投资建设的徐州至明光高速公路安徽段控制性工程——淮河特大桥合龙,为该高速公路2014年年内建成通车奠定了基础。徐明高速淮河特大桥位于蚌埠市五河县头铺镇和滁州市凤阳县枣巷镇交界,主、引桥全长3 296m。其中主桥全长371m,是淮河上单孔跨径最大的桥梁。徐明高速项目办负责人郑建中介绍,该桥首次采用独柱塔结构形式,比常见的双柱塔更节 On May 20, 2014, the control project of Anhui section of Xuzhou-Mingguang Expressway invested by Anhui Traffic Investment Group Co., Ltd., the Huaihe Super Grand Bridge, laid the foundation for the opening of the expressway in 2014. Xu Ming Expressway Huaihe Super Bridge is located in Bengbu Wuhe County, the first shop town and Chuzhou Fengyang County Zao Xiangzhen junction, the main and guide the bridge a total length of 3 296m. Among them, the main bridge is 371m in length, which is the largest single-span bridge on Huaihe River. Xu Cheng high-speed project manager Zheng Jianzhong introduced the bridge for the first time the structure of a single column tower structure, more common than the double column tower section