Dujiangyan Viaduct is 13.29527 kilometers long, and the Jinma River Crossing project is a part of the bridge. The bridge is fortified against magnitude 8 earthquake, and it is the single single-span viaduct project with the largest simple support on the whole line of Chengguan Railway.

Project name: Settlement Automation Monitoring Project of Jinma River Bridge of Chengguan Railway;

Project location: Chengdu;

Project time: April 2022;

Monitoring factors: bridge settlement monitoring, environmental temperature and humidity monitoring, deep horizontal displacement monitoring.