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Southern Pacific Railroad

Reporting mark: SP
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UP - American River Bridge (East) (Sacramento County, California)
Built 1910
Warren through truss bridge over American River on Union Pacific Railroad
Open to traffic

UP - Angelina River Bridge (Angelina County, Texas)
Pony/through plate girder bridge over Angelina River on Union Pacific Railroad Company, Lufkin Subdivision
Open

UP - Applegate Road Overpass (Placer County, California)
Built 1927
Concrete arch bridge over E. Applegate Road on Union Pacific Railroad
Open to traffic

UP - Arenosa Creek Bridge (Kinney County, Texas)
1926 Pony/through plate girder bridge over FM 1572 and Arenosa Creek on SP-Railroad
Open to traffic

UP - Arkansas River Bridge (Fremont County, Colorado)
Through truss bridge over Arkansas River on Union Pacific Railroad
Open to traffic

UP - Arkansas River Bridge (Arkansas Headwaters State Park) (Chaffee County, Colorado)
Deck truss bridge over Arkansas River on Union Pacific Railroad
Closed to all traffic

UP - Arkansas River Bridge (Buena Vista, N) (Chaffee County, Colorado)
Deck plate girder bridge over Arkansas River on Union Pacific Railroad
Closed to all traffic

UP - Arkansas River Bridge (Buena Vista, S) (Chaffee County, Colorado)
Deck truss bridge over Arkansas River on Railroad
Closed to all traffic

UP - Arkansas River Bridge (Nathrop) (Chaffee County, Colorado)
Deck truss bridge over Arkansas River on Union Pacific Railroad
Closed to all traffic

UP - Arroyo Grande Creek Bridge (San Luis Obispo County, California)
Built in 1909 by the American Bridge Company of New York
Pony/through plate girder bridge over Arroyo Grande Creek on Union Pacific Railroad (Formerly SPRR)
Open to traffic

UP - Ashland Creek Bridge (Jackson County, Oregon)
Built 1907
Closed-spandrel arch bridge over Ashland Creek on Union Pacific Railroad
Open to traffic

UP - Auburn Ravine Bridge (Placer County, California)
Built 1909
Deck truss bridge carrying railroad over I-80 in Auburn
Open to traffic

UP - AZ 84 Casa Grande Underpass (Pinal County, Arizona)
Built 1936
Concrete rigid frame bridge over SR 84 EB (FAU 9504) on UP Railroad
Open to traffic

UP - Backwater Bridge (Ventura County, California)
Built 1899
Warren through truss with all verticals bridge over River overflow on Union Pacific Railroad
Open to traffic

UP - Bear River Bridge (Placer County, California)
Deck plate girder bridge over Bear River on Union Pacific Railroad
Open to traffic

UP - Beaver Tail Tunnel (Mesa County, Colorado)
Built ca. 1883
Tunnel on Union Pacific Railroad
Open to traffic

UP - Belmont Avenue Bridge (Fresno County, California)
Built 1932
Steel stringer bridge over Belmont Avenue on UP RR
Open to traffic

UP - Benicia Railroad Trestle (Solano County, California)
Deck plate girder bridge on Union Pacific Railroad over Marsh
Open to traffic

UP - Business US69 Overpass (Angelina County, Texas)
Built 1953
Steel stringer bridge over Bus 69 on T & No Rr
Open to traffic

UP - CA 89 Overpass (Nevada County, California)
Built 1929
Concrete arch bridge over Union Pacific Railroad on CA 89 in Truckee
Open to traffic

UP - CA129 Overpass (Santa Cruz County, California)
Built 1931
Deck plate girder bridge over CA 129 on Union Pacific Railroad
One open to traffic; One abandoned

UP - Cajon Pass Overpass (San Bernardino County, California)
Built 1967
Deck plate girder bridge over Cajon Pass/ Santa Fe Road on Union Pacific Railroad
Open to traffic

UP - Calapooia River Bridge (Linn County, Oregon)
Built 1906 by the Southern Pacific Railroad
Warren through truss bridge over Calapooia River on Union Pacific Railroad
Open to traffic

UP - Calcasieu River Bridge (Calcasieu Parish, Louisiana)
Now with a fixed truss and a swing truss span, this bridge once had another fixed truss span.
Through truss swing bridge over Calcasieu River on Union Pacific Railroad, Lafayette Subdivision
Open

UP - Camden Bridge (Ouachita County, Arkansas)
Through truss swing bridge over Ouachita River on the Cotton Belt (now Union Pacific) Railroad at Camden
Still in use

UP - Camp Roberts Bridge (Monterey County, California)
Through truss bridge over Salinas River on UP Railroad
Open for Rail traffic

UP - Caņada Del Refugio Beach Road Overpass (Santa Barbara County, California)
Built 1926
Deck plate girder bridge over Caņada Del Refugio Beach Road on Union Pacific Railroad
Open to traffic

UP - Canadian River Trestle (Quay County, New Mexico)
Deck plate girder bridge over Canadian River on the Union Pacific Railroad in Logan
Open to railroad

UP - Cantara Loop Bridge (Siskiyou County, California)
Built ?; Massive guardrail constructed 1991
Deck plate girder bridge over Sacramento River on Union Pacific Railroad
Open to traffic

UP - Carquinez Strait Bridge (Contra Costa County, California)
Originally built for the Southern Pacific Railroad in 1929-1930, this is the last simple truss railroad bridge built in the United States at a new location (i.e. where none had existed before).
Warren through truss bridge over Carquinez Strait on double track of Union Pacific Railroad in Martinez
Open to traffic

UP - Chambers Creek Bridge (Navarro County, Texas)
Built 1931
Warren through truss bridge over Chambers Creek on Union Pacific Railroad Co., Ennis Subdivision
Open to traffic

UP - Charenton Canal Bridge (St. Mary Parish, Louisiana)
Through truss bridge over Charenton Canal on Union Pacific Railroad (formerly Southern Pacific)
Open

UP - Chatsworth Tunnel #27 (Los Angeles County, California)
Built 1904
Tunnel under hillside on UP RR
Open to traffic

UP - Chatsworth Tunnel #28 (Los Angeles County, California)
Built 1904
Tunnel under Topanga Canyon Blvd on UP RR
Open to traffic

UP - Clackamas River Bridge (Clackamas County, Oregon)
Pony/through plate girder bridge over Clackamas River on UP RR
Open to traffic

UP - Clifton Bridge (Greenlee County, Arizona)
Pratt through truss bridge over San Francisco River on Union Pacific Railroad


UP - Clinton Drive Overpass (Harris County, Texas)
Pony/through plate girder bridge over Clinton Drive on Railroad
Open to traffic

UP - Colorado River Bridge (Fayette County, Texas)
Through truss bridge over Colorado River on Railroad
Open to traffic

UP - Colorado River Bridge (Colorado County, Texas)
Built 1910 by the Virginia Bridge & Iron Co.
Through truss bridge over Colorado River on Union Pacific Railroad
Open to traffic

UP - Colorado River Bridge #2 (Eagle County, Colorado)
Deck plate girder bridge over Colorado River on Union Pacific Railroad
Open to traffic

UP - Colorado River Bridge #3 (Eagle County, Colorado)
Deck plate girder bridge over Colorado River on Union Pacific Railroad
Open to traffic

UP - Colorado River Bridge (Columbus) (Colorado County, Texas)
Camelback through truss bridge over Colorado River on Union Pacific Railroad
Open to traffic

UP - Cosumnes River Bridge (Sacramento County, California)
Deck plate girder bridge over Cosumnes River on Union Pacific Railroad & Amtrak
Open to traffic

UP - Cottonwood Creek Bridge (Chaffee County, Colorado)
Abandoned pony/through plate girder bridge over Cottonwood Creek on Union Pacific Railroad
Abandoned

UP - Coyote Creek Bridge (Los Angeles County, California)
Built 1963
Abandoned pony/through plate girder bridge over Coyote Creek on Union Pacific Railroad
Abandoned

UP - Deen Tunnel (Eagle County, Colorado)
Built 1889-90
Tunnel on Union Pacific Railroad
Intact but closed to all traffic

UP - Delmas Avenue Bridge (Santa Clara County, California)
Built 1936
Steel stringer bridge over Delmas Avenue on UP RR
Open to traffic

UP - Dickinson Bayou Swing Bridge (Galveston County, Texas)
Built 1907; Removed 2009
Pony/through plate girder bridge over Dickinson Bayou on Union Pacific Railroad
removed some time after April 2009

UP - Doney Creek Bridge (Shasta County, California)
Built 1939
Warren deck truss bridge over Doney Creek (Shasta Lake) on Union Pacific Railroad
Open to traffic

UP - Dry Creek Trestle (Siskiyou County, California)
Deck plate girder bridge over Dry Creek on UP RR
Open to traffic

UP - East Belden Tunnel (Eagle County, Colorado)
Built 1890
Tunnel on Union Pacific Railroad
Abandoned

UP - East Fork Elm Creek Bridge (Kinney County, Texas)
Built 1906
Warren through truss with all verticals bridge over East Fork Elm Creek on railroad
Open

UP - East Fork San Felipe Creek Bridge (Val Verde County, Texas)
Pre 1914 Warren through truss with all verticals bridge over East Fork San Filipe Creek on UP RR
Open to traffic

UP - East Navidad River Bridge (Fayette County, Texas)
Built 1914
Pratt through truss bridge over East Navidad River on Union Pacific Railroad Co., Glidden Subdivision
Open

UP - Elephant Rock Bridge (Chaffee County, Colorado)
Built 1936
Slab bridge over Gulley on Union Pacific Railroad
Closed to all traffic

UP - Elko Bridge (Elko County, Nevada)
Through truss bridge over Humboldt River on Union Pacific Railroad
Open to traffic

UP - Elm Creek Bridge (Kinney County, Texas)
Built 1903
Through truss bridge over Elm Creek on railroad
Open

UP - Esplanade Avenue Bridge (Klamath County, Oregon)
Deck plate girder bridge over Esplanade Avenue on UP RR
Open to traffic

UP - Forest Hill Boulevard Overpass (Harris County, Texas)
Pony/through plate girder bridge over Forest Hill Boulevard on Railroad
Open to traffic

UP - Four Mile Creek Bridge (Fremont County, Colorado)
Through truss bridge over Four Mile Creek on Union Pacific Railroad
Open to traffic

UP - Fourth Avenue Underpass (Pima County, Arizona)
Built 1916; replaced by new bridge 2009
Lost concrete deck girder bridge over 4th Avenue on Union Pacific Railroad (formerly Southern Pacfic Railroad)
Replaced by a new bridge

UP - Gander Slough Road Bridge (Guadalupe County, Texas)
Built 1935
Timber stringer bridge over Gander Slough Road on Union Pacific Rr
Open

UP - Gaviota Creek Bridge (Santa Barbara County, California)
Deck plate girder bridge over Gaviota Creek on Coast Line So. Pacific RR


UP - Gibbs Sprawl Road Overpass (Bexar County, Texas)
Built 1984
Prestressed concrete box beams on UP RR over Gibbs Sprawl
open to traffic

UP - Gila River Bridge (Yuma County, Arizona)
Built 1925
Through truss bridge over Gila River on the former Southern Pacific RR Phoenix west line
Open to railroad

UP - Gila River Bridge (Pinal County, Arizona)
Built 1925
Warren through truss bridge over Gila River on UP Railroad
Open to traffic

UP - Glenwood Tunnel (Garfield County, Colorado)
Built 1883
Tunnel on Union Pacific Railroad


UP - Golden State Highway Overpass (Sacramento County, California)
Built 1934
Pony through plate girder bridge over State Route 99 Sb on Union Pacific Railroad
Open to traffic

UP - Guadalupe River Bridge (McQueeney) (Guadalupe County, Texas)
Built 1899. Original main span replaced due to flood damage.
Camelback through truss bridge over Guadalupe River on Union Pacific Railroad
Open to traffic

UP - H Street Bridge (Sacramento County, California)
Steel stringer bridge over H Street on UP RR
Open to traffic

UP - Hearne Pony Truss Turntable (Robertson County, Texas)
Removed sometime after 1996
Lost Warren pony truss bridge over Pit on Union Pacific Railroad
Filled in

UP - Hondo Creek Bridge (Medina County, Texas)
Built ca. 1950
6-Panel Pratt through truss bridge over Hondo Creek on Railroad
Open to traffic

UP - Hot Shot Lane Overpass (Guadalupe County, Texas)
Built 1926
Deck plate girder bridge over Hot Shot Lane on Union Pacific Railroad
Open to traffic

UP - Humboldt River Birdge (West Carlin) (Elko County, Nevada)
Through truss bridge over Humboldt River on Railroad
Open to traffic

UP - Humboldt River Bridge (East Carlin) (Elko County, Nevada)
Pratt through truss bridge over Humboldt River on Railroad
Open to traffic

UP - Humboldt River Bridge (West Elko No. 1) (Elko County, Nevada)
Pratt through truss bridge over Humboldt River on Railroad
Open to traffic

UP - Humboldt River Bridge (West Elko No. 2) (Elko County, Nevada)
Pratt through truss bridge over Humboldt River on Railroad
Open to traffic

UP - Humboldt River Bridge No. 1 (Elko County, Nevada)
Pony/through plate girder bridge over Humboldt River on railroad
Open

UP - Humboldt River Bridge No. 2 (Elko County, Nevada)
Through truss bridge over Humboldt River on railroad
Open

UP - Humboldt River Bridge No. 3 (Elko County, Nevada)
Through truss bridge over Humboldt River on railroad
Open

UP - Humboldt River Bridge No. 4 (Elko County, Nevada)
Bridge over Humboldt River on railroad
Open

UP - Humboldt River Bridge No. 5 (Elko County, Nevada)
Bridge over Humboldt River on railroad
Open

UP - Humboldt River Bridge No. 6 (Elko County, Nevada)
Bridge over Humboldt River on railroad
Open

UP - Humboldt River Bridge No. 7 (Elko County, Nevada)
Through truss bridge over Humboldt River on railroad
Open

UP - Humboldt River Bridge No. 8 (Elko County, Nevada)
Pony/through plate girder bridge over Humboldt River on railroad
Open

UP - I10 Overpass (Harris County, Texas)
Steel stringer bridge over I10/US90/Katy Freeway on Railroad
Open to traffic

UP - I45/I10/US90 Viaduct (Harris County, Texas)
Built 1961
Pony/through plate girder bridge over Interstate 45/Interstate 10/US 90, White Oak Bayou, and Heights Bike Trail on Railroad (UP)
Open to traffic

UP - I8 Business Bridge (Maricopa County, Arizona)
Built 1934
Girder bridge over UP RR on Sr Business 8; Eb
Open to traffic

UP - Iceland Bridge (Nevada County, California)
Built 1907 by the American Bridge Co.
Camelback through truss bridge over Truckee River on Union Pacific Railroad
Open to traffic

UP - IH 17 Overpass (Maricopa County, Arizona)
Stell stringer/Multi beam over Interstate 17 on Union Pacific Railroad
Open to pedestrians only

UP - IH-710 Overpass (South Gate) (Los Angeles County, California)
Built 1957 pony plate girder over IH-710
Pony plate girder bridge over I-710 on UP RR
Open to traffic

UP - Indiana Street Overpass (Jefferson County, Colorado)
Built 1950
Deck plate girder bridge over Indiana Street on Union Pacific Railroad
Open to traffic

UP - Jalama Creek Trestle (Santa Barbara County, California)
Deck plate girder bridge over Jalama Creek on UP RR
Open to traffic

UP - Janet Street Overpass (Carbon County, Utah)
Steel stringer multi beam
Open to traffic

UP - Jensen Drive Overpass (Harris County, Texas)
Built 1939
Steel stringer bridge over Jensen Drive on Railroad
Open to traffic

UP - Katy Road Overpass (Harris County, Texas)
Steel stringer bridge over Katy Road on Railroad
Open to traffic

UP - Kickapoo Creek Bridge (Logan County, Illinois)
Built 1913
Deck plate girder bridge over Kickapoo Creek on Union Pacific Railway (former Southern Pacific))
Open

UP - Lake Amistad Bridge (Val Verde County, Texas)
Built on new alignment for Amistad Reservoir Project
Warren through truss bridge over Lake Amistad (reservoir) on trackage of Union Pacific Railroad
Open to traffic

UP - Lakehead Bridge (Shasta County, California)
Built 1942
Warren deck truss with all verticals bridge over Sacramento River (Shasta Lake) on Union Pacific Railroad
Open to traffic

UP - Lindsey Creek Bridge (Kinney County, Texas)
Through truss bridge over Lindsey Creek on railroad
Open