San Diego & Imperial Valley Railroad
Reporting mark: SDIV; SDIY
SD&A - Campo Creek Viaduct (San Diego County, California)
Built 1916Deck plate girder bridge over Campo Creek on San Diego & Arizona RailwayOpen to traffic
SDIY - Goat Canyon Trestle (San Diego County, California)
Timber stringer bridge over Goat Canyon on Pacific Imperial Railroad (PIR)Open to traffic