There are 9,956 bridges in this category · Only showing 6,361 bridges with photos
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Owned by railroad

UP - South Street Arch (McHenry County, Illinois)
Built 1867 by Chicago, St. Paul and Fond du Lac Railroad; Purchased by C&NW, widened 1897 to accomodate a second track
Stone arch bridge over South Street on UPRR / METRA Harvard Subdivision
Open to traffic

UP - Spillway Creek Bridge (St. Louis County, Missouri)
Built 1929
Bridge over Private Drive/Spillway on Union Pacific Railroad
Open to traffic

UP - Spring Creek Bridge (Harris County, Texas)
Built 1920
Deck plate girder bridge over Spring Creek on Railroad
Open to traffic

UP - Spring Creek Bridge (Watonwan County, Minnesota)
Built 1901 during a line change by the Lassig Division of American Bridge Company
Deck plate girder bridge over Spring Creek on Union Pacific Railroad
Open to traffic

UP - Spring Garden Tunnel (Plumas County, California)
Tunnel on Railroad (UP)
Open to traffic

UP - Springfield Bridge (Lane County, Oregon)
Built 1910-11, Parker span built 1925
Parker through truss bridge over Willamette River on Union Pacific Railroad in Springfield
Open to traffic

UP - Squaw Creek Bridge (Story County, Iowa)
Built 1898 by Lassig Bridge & Iron Works replacing a pony truss bridge, one span replaced later
Deck girder bridge twin spans over Squaw Creek on Union Pacific Railroad
Open to traffic

UP - Squaw Creek Bridge (Franklin County, Iowa)
Built 1983
Steel Stringer Bridge over Squaw Creek on Union Pacific Railroad
Open to traffic

UP - St. Mary's Street Underpass (N) (Bexar County, Texas)
Built 1936 for the T&NO Railroad
Deck plate girder over St. Mary's Street on UP (T&NO) Railroad
Open to traffic

UP - St. Mary's Street Underpass (S) (Bexar County, Texas)
Built 1936 for MKT (Katy) railroad
Pony plate girder w/floorbeam system bridge over St. Mary's Street on UP (MKT) Railroad
Abandoned

UP - St. Paul Lift Bridge (Ramsey County, Minnesota)
Built 1913 replacing a swing bridge, raised 1925, rebuilt over Warner Road 1956
Vertical lift bridge over Mississippi River on the Union Pacific Railroad in St. Paul


UP - Stange Road Overpass (Story County, Iowa)
Built 1962
Pony/through plate girder bridge over Stange Road on Union Pacific Railroad on Iowa State University Campus
Open to traffic

UP - Stanislaus River Bridge (Ripon) (Stanislaus County, California)
Deck plate girder bridge over Stanislaus River on BNSF Railraod
Open to traffic

UP - Staunton Road Overpass (Madison County, Illinois)
Built 1952
Arch bridge over Ch 51 (Staunton Road) on Missouri Pacific
still in use by railroad

UP - Stenner Creek Trestle (San Luis Obispo County, California)
Built 1894
Deck plate girder bridge over Stenner Creek/Stenner Creek Road on Union Pacific Railroad/Amtrak
Open to traffic

UP - Stillwater Boulevard North Overpass (Washington County, Minnesota)
Built 1931
Deck Girder bridge over Stillwater Boulevard North on Union Pacific Railroad
Open to traffic

UP - Stone Arch (Linn County, Iowa)
Built 1901 during a double tracking project
Bridge over Unnamed Stream on UP
Open to traffic

UP - Stone Culvert (Limestone County, Texas)
Stone culvert bridge over Unknown Stream on Railroad
Open to traffic

UP - Stouts Creek Bridge (Iron County, Missouri)
Pony/through plate girder bridge over Stouts Creek on the Union Pacific Railroad between Ironton and Arcadia
Open to one track of railroad traffic

UP - Straight River Bridge #2 (Steele County, Minnesota)
Built 1902
Deck plate girder bridge over Straight River on Union Pacific Railroad
Open to traffic

UP - Straight River Bridge #3 (Steele County, Minnesota)
Built 1902
Deck plate girder bridge over Straight River on Union Pacific Railroad
Open to traffic

UP - Straight River Bridge #4 (Steele County, Minnesota)
Built 1902
5 Span Deck Plate Girder bridge over Straight on Union Pacific Railroad
Open to traffic

UP - Straight River Bridge #5 (Steele County, Minnesota)
Built 1902
Warren deck truss bridge over Straight River on Union Pacific Railroad
Open to traffic

UP - Straight River Bridge #6 (Steele County, Minnesota)
Built 1903
Deck plate girder bridge over Straight River on Union Pacific Railroad
Open to traffic

UP - Straight River Bridge #7 (Rice County, Minnesota)
Built 1903
Deck plate girder bridge over Straight River on Union Pacific Railroad
Open to traffic

UP - Straight River Bridge #8 (Rice County, Minnesota)
Built 1903
Deck plate girder bridge over Straight River on Union Pacific Railroad
Open to traffic

UP - Straight River Bridge #9 (Rice County, Minnesota)
Built 1903
Deck plate girder bridge over Straight River on Union Pacific Railroad
Open to traffic

UP - Stranger Creek Bridge (Linwood) (Leavenworth County, Kansas)
Built 1905
Through truss bridge over Stranger Creek on Union Pacific Railroad
Open to traffic

UP - Stuck River Bridge (Pierce County, Washington)
Built 1971
Warren pony truss bridge over Stuck River on Railroad (UP)
Open to traffic

UP - Summit Tunnel (Lane County, Oregon)
Built 1925
Tunnel on Union Pacific Railroad under Pengra Pass
Open to traffic

UP - Sunnyside Avenue Bridge (Cook County, Illinois)
Built 1899
Pony/through plate girder bridge over Sunnyside Avenue on Union Pacific Railroad
Open to traffic

UP - Sunset Road Bridge (Ozaukee County, Wisconsin)
Built 1930
Pony/through plate girder bridge over Sunset Road on Union Pacific Railroad
Open to traffic

UP - Sycamore Creek Bridge (E) (Kinney County, Texas)
Six-panel Pratt through truss and six-panel Warren through truss with all verticals bridge over Sycamore Creek on railroad
Open

UP - Sycamore Creek Bridge (W) (Val Verde County, Texas)
Warren through truss with all verticals bridge over Sycamore Creek on Railroad
Open

UP - Tanner Creek Viaduct (Multnomah County, Oregon)
Built 1935
Closed-spandrel arch bridge over Tanner Creek on Union Pacific Railroad in Bonneville
Open to traffic

UP - Tay Street Overpass (Winnebago County, Illinois)
Built 1900
Pony/through plate girder bridge over S. Fork Kent Creek on Union Pacific Railroad
Open to traffic

UP - Tehuacana Creek Bridge (Limestone County, Texas)
Pony/through plate girder bridge over Tehuacana Creek on Railroad
Open to traffic

UP - Ten Mile Creek Bridge (Dallas County, Texas)
Warren through truss bridge over Ten Mile Creek on Railroad
Open to traffic

UP - Tennessee Pass Tunnel (Eagle County, Colorado)
Built 1945; unused since 1997
Railroad tunnel under Tennessee Pass north of Leadville on closed Union Pacific RR
Embargoed (unused but technically open)

UP - Thistle Tunnel (North Track) (Utah County, Utah)
Built 1983 to bypass Thistle Slide
Tunnel under Billies Mountain on UP RR
Open to traffic

UP - Thistle Tunnel (South Track) (Utah County, Utah)
Built 1983 to bypass Thistle Slide
Tunnel under Billies Mountain on UP RR
Open to traffic

UP - Three Rivers Bridge (Otero County, New Mexico)
Pratt Through truss bridge over Three Rivers on Railroad (UP)
Open to traffic

UP - Tiffany Stone Arch Bridge (Rock County, Wisconsin)
Built in 1869 by the C&NW; Iron pipe railing replaced a post-and-chain railing in 1935; Sometime in the 1930s a steel grid, covered with concrete, was added to reinforce the arches
Stone arch bridge over Turtle Creek on Union Pacific Railroad in Town of Turtle
Open to traffic

UP - Tijiguas Trestle (Santa Barbara County, California)
Deck plate girder bridge over Arroyo Hondo Creek on Southern Pacific RR Coast Line
Open to traffic

UP - Timber Creek Bridge (McLean County, Illinois)
Built 1902
Deck plate girder bridge over Timber Creek on Union Pacific Railway (former Southern Pacific))
Open

UP - Timber Creek Bridge (S) (Marshall County, Iowa)
Built 1900
Pratt through truss bridge over Timber Creek on Union Pacific Railroad
Open to traffic

UP - Tipton Creek Bridge (Hardin County, Iowa)
Bridge over Tipton Creek on Union Pacific Railroad
Open to traffic

UP - Tobin Bridge (Plumas County, California)
Built 1909
Through truss railroad bridge over CA 70 in Tobin
Railroad traffic only

UP - TR-222 Overpass (Shelby County, Illinois)
Built 1896
Girder bridge over Tr 222 on Union Pacific Railroad southeast Shelbyville
Open to traffic

UP - Tres Palacios River Bridge (Matagorda County, Texas)
Pony/through girder bridge over Tres Palacios River on Union Pacific Railroad
Open to traffic

UP - Trestle Road Overpass (Dodge County, Wisconsin)
Built 1910
Pony plate girder bridge over Trestle Road on Union Pacific Railroad (former Chicago & Northwestern)
Open to traffic

UP - Tributary Bridge (Polk County, Iowa)
Timber stringer bridge over unamed Des Moines River tributary on Union Pacific Railroad
Open to traffic

UP - Trinity River Bridge (Polk County, Texas)
Built 1917, partially collapsed in 2004, subsequently repaired
Through truss bridge over Trinity River on Railroad
Open to traffic

UP - Trinity River Bridge (Dallas County, Texas)
Built 1930
Warren through truss bridge over Trinity River on Railroad (UP)
Open to traffic

UP - Trinity River Bridge (Liberty County, Texas)
A swing bridge had been located at this spot.
Deck plate girder bridge over Trinity River on Union Pacific Railroad Co., Beaumont Subdivision
Open to traffic

UP - Trinity River Bridge (Great Trinity Forest) (Dallas County, Texas)
Built 1904
Camelback Pratt through truss bridge over Trinity River on Railroad (UP)
Open to traffic

UP - Trinity River Bridge (Liberty) (Liberty County, Texas)
Built 1919
Through truss bridge over Trinity River on Railroad
Open to traffic

UP - Trinity River Bridge (Rochester Park) (Dallas County, Texas)
Warren through truss bridge over Trinity River on Railroad (UP)
Open to traffic

UP - Trinity River Bridge (Trinidad) (Henderson County, Texas)
Built 1921
Through truss bridge over Trinity River on Railroad
Open to traffic

UP - Trinity River Swing Bridge (Freestone County, Texas)
Built 1915
Through truss bridge over Trinity River on Railroad
Open to traffic

UP - Truckee River Bridge (Washoe County, Nevada)
Deck plate bridge over Truckee River on Union Pacific Railroad
Open to traffic

UP - Truckee River Bridge (Lockwood) (Storey County, Nevada)
Pratt through truss bridge over Truckee River on UP Railroad
Open to traffic

UP - Truckee River Bridge (Reno) (Storey County, Nevada)
Camelback through truss bridge over Truckee River on UP Railroad
Open to traffic

UP - Tunnel 0 (Placer County, California)
Abandoned tunnel on Union Pacific Railroad
Derelict/abandoned

UP - Tunnel 1 (Placer County, California)
Built 1868
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 10 (Boulder County, Colorado)
Built 1903, wood lining burned 1943
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 17 (Siskiyou County, California)
Built 1909
Tunnel under Under Dorris Hill on Union Pacific Railroad
Open to traffic

UP - Tunnel 18 (Placer County, California)
Built 1909
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 18 (Siskiyou County, California)
Built 1909
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 23 (Placer County, California)
Built 1909
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 24 (Placer County, California)
Build 1910
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 25 (Placer County, California)
Built 1910
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 26 (Placer County, California)
Built 1909
Tunnel under Under Railroad on Union Pacific Railroad
Open to traffic

UP - Tunnel 27 (Placer County, California)
Built 1910
Tunnel on Union Pacific Railraod
Open to traffic

UP - Tunnel 28 (Gilpin County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 29 (Placer County, California)
Built 1909
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 29 (Gilpin County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 3 (Placer County, California)
Built 1868; widened and double tracked 1921 & 1942
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 30 (Gilpin County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 34 (Placer County, California)
Built 1913
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 35 (Nevada County, California)
Built 1924
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 35 (Grand County, Colorado)
Built 1906-7
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 36 (Nevada County, California)
Built 1924
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 37 (Nevada County, California)
Built 1925
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 38 (Placer County, California)
Built 1924 by Central Pacific (later SP) Railroad
Tunnel on UP (former SP) Railroad
Open to traffic

UP - Tunnel 39 (Placer County, California)
Built 1924
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 39 (Grand County, Colorado)
Built 1906-7
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 4 (Placer County, California)
Built 1868; widened and double tracked 1921; widened 1942
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 41 (Placer County, California)
Built 1925
Tunnel under Donner Pass (Mount Judah) on Union Pacific Railroad
Open to traffic

UP - Tunnel Hill Road Overpass (Johnson County, Illinois)
Deck plate girder bridge over Tunnel Hill Road (CH 12) on UP Railway (former C&EI Railroad)
Open to traffic above and below

UP - Tunnel No. 10 (Kern County, California)
Built in 1876 by the SP Railroad
Tunnel on UP/BNSF railroads (formerly SP/ATSF)
Open to traffic

UP - Tunnel No. 6 (Baker County, Oregon)
Built 1929
Tunnel
Open to traffic

UP - Tunnel No. 9 (Tehachapi Loop) (Kern County, California)
Built in 1876 by the SP Railroad to circumvent the extreme grade of the Tehachapi Mtns. In 1998 it was added as a Nat'l Historic Civil Enginnering Landmark
Tunnel under .73 mile loop crosses under itself on UP (former SP) Railroad
Open to traffic

UP - Tuolumne River Bridge (Stanislaus County, California)
Deck plate girder bridge over Tuolumne River on BNSF Railroad
Open to traffic

UP - Turtle Creek Bridge (Winnebago County, Illinois)
Abutment cornerstone shows circa 1900.
Pony/through plate girder bridge over Turtle Creek on Union Pacific RR (former C&NW))
Open to traffic

UP - TX 36 Overpass (Fort Bend County, Texas)
Built 1930
Steel stringer bridge over Sh 36 on Sp Railroad
Open to traffic

UP - TX-111 Overpass (DeWitt County, Texas)
Built 1937
Steel stringer bridge over Sh 111 on Union Pacific Rr
Open to traffic

UP - TX146 Overpass (Chambers County, Texas)
Built 1957
Deck plate girder bridge over Sh 146 on Sp Rr
Open to traffic

UP - TX31 Overpass (Smith County, Texas)
Steel stringer bridge over West Front Street on UPRR
Open to traffic

UP - TX424 Overpass (San Jacinto County, Texas)
Buil 1955
Deck plate girder bridge over TX 424 (Formerly US 59) on Railroad
Open to traffic