San Marcos bridge is the longest and highest bridge in Nuevo Necaxa Tihuatlán highway, which connects Mexico City and the Gulf of Mexico.
One of the key points of the highway lies in the core of Nuevo Necaxa - Ávila Camacho, consisting of 37 km running through the mountains of San Marcos.
San Marcos bridge passes 220 m over the river, is of pre-stressed concrete structure and have the second highest support piers, after the Millau Viaduct in France.
The 3D images allows you to get immediate visual understanding of the project, thus it become a unique communication tool.
Yoy can see a video here