Altamont Corridor Express

Reporting mark: ACE; HTSX
UP - Altamont Creek Bridge (Alameda County, California)
Deck plate girder bridge over Altamont Creek, Altamont Pass Road on Union Pacific, ACE RR
Open to traffic

UP - Mossdale Bridge East (San Joaquin County, California)
Built 1928
Warren through truss swing bridge over San Joaquin River on Union Pacific RR
Open to traffic

UP - Niles Canyon Road Overpass (Alameda County, California)
Built 1941
Girder bridge over Niles Canyon Road on Union Pacific Railroad & Offramp
Open to traffic

UP - Pleasanton-Sunol Road Overpass (Alameda County, California)
Built 1907
Deck and through girder bridge over Pleasanton-Sunol Road and NCRy on Union Pacific Railroad
Open to traffic