在郑(州)——南(阳)线襄城县境内,有一条自西向东蜿蜒而去的河流——汝河。在汝河之上有一座中型公路桥——汝河老桥。这座不起眼的普普通通的中型公路桥便是中华人民共和国成立后修筑的第一座大跨度公路桥。建国以前,汝河两岸的交往非常困难,郑(州)——南(阳)线上的人员来往、货物交流只能缓慢地从那座古老的、丈把宽的红石桥上经 In Zheng (state) - South (Yang) line Xiangcheng County, there is a meandering from west to east of the river - Ru River. On the Ruhe there is a medium-sized road bridge - Ruhe Old Bridge. This humble ordinary medium-sized road bridge is the first large-span road bridge built after the founding of the People’s Republic of China. Before the founding of the People’s Republic of China, exchanges between the two sides of the Ru River were extremely difficult. People from Zheng (State) -Yangnan (Yang) traveled between the two sides of the river, and cargo exchanges were only slowly taken from the old,