Is there a speed limit in the underground passage of the Yellow Crane Tower in Xinjin?

Speed limit According to relevant data, the speed limit of the Yellow Crane Tower underpass in Xinjin is 60 km/h, which is one of the important transportation hubs connecting Chengdu and Xinjin County. In order to ensure traffic safety, speed limit signs were set up, and inspection and management were strengthened. In addition, Xinjin Yellow Crane Tower Tunnel also adopts a series of advanced traffic management technologies such as video surveillance and intelligent identification to improve traffic efficiency and safety. If there is any change, the specific speed limit sign shall be subject to the site.