Pingnan County West River Bridge on January 2, 1992 at 12:30 victory opened to traffic, Pingnan West River Bridge approach bridge and the main bridge is 925.26 meters long now Pingnan Bridge in the middle section of the crack, identified by the expert group for the fourth category of bridges, the north and south of the vehicles to and from the serious limitations, coupled with the maintenance of the bridge's northern approach pavement. The relevant departments to take the weight limit, height limit, width limit measures, only allows the height less than 2.5 meters, width less than 2 meters, the weight of the vehicle and cargo less than 5 tons of vehicles through.