2006年7月18日,江苏沿海高速公路灌河大桥合龙,这是江苏省规划的“四纵四横四联”高速公路网中的“一纵”——沿海高速公路上的一座特大桥。灌河大桥位于连云港市灌南县与盐城市响水县交界处,跨越灌河,是我国同类桥梁中桥幅最宽、江苏省同类桥梁中跨径最大的桥梁,是江苏省沿海 July 18, 2006, Jiangsu coastal highway gullied dragon bridge, which is planned in Jiangsu Province “four vertical and four horizontal four” highway network “one longitudinal” - a highway bridge on the bridge. The Guanhe Bridge is located at the junction of Guannan County of Yan’an City and Xiangshui City of Xiangshui County at the junction of Guan River and Lianyungang City. It is the bridge with the widest bridge of its kind in China and the largest span of its kind in Jiangsu Province.