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Southern Pacific Railroad

Reporting mark: SP
View Exhibit map

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

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

UP - Sweetwater Tunnel (Eagle County, Colorado)
Built 1932-4
Tunnel on Union Pacific Railroad
Open to traffic

UP - Sycamore Creek Bridge (Tarrant County, Texas)
Built 1906
Pratt through truss bridge over Sycamore Creek 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 - Tehuacana Creek Bridge (Limestone County, Texas)
Pony/through plate girder bridge over Tehuacana 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 - 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 - Trinity River Bridge (Rochester Park) (Dallas County, Texas)
Warren through truss bridge over Trinity River on Railroad (UP)
Open to traffic

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

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

UP - Tunnel 1 (Jefferson County, Colorado)
Built 1903; portal constructed on west end 1958
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 11 (Boulder County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 12 (Boulder County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 13 (Boulder County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 14 (Boulder County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 15 (Jefferson County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 16 (Jefferson County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 17 (Boulder County, Colorado)
Built 1903
Tunnel 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 18 (Boulder County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 19 (Boulder County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 2 (Jefferson County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 20 (Boulder County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 21 (Boulder County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 22 (Boulder County, Colorado)
Built 1903
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 23 (Boulder County, Colorado)
Built 1903
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 24 (Boulder County, Colorado)
Built 1903
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 25 (Boulder County, Colorado)
Built 1903
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 26 (Gilpin County, Colorado)
Built 1903
Tunnel 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 (Placer County, California)
Built 1908
Tunnel on Union Pacific Railroad
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 (Jefferson 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 (Grand County, Colorado)
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 36 (Grand County, Colorado)
Built 1906-7
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 37 (Grand County, Colorado)
Built 1906-7
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 38 (Grand County, Colorado)
Built 1906-7
Tunnel on Union Pacific 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 (Jefferson County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 40 (Grand County, Colorado)
Built 1906-7
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 42 (Eagle County, Colorado)
Built 1907
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 5 (Boulder County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 6 (Boulder County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 7 (Boulder County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel 8 (Boulder County, Colorado)
Built 1903
Tunnel on Union Pacific Railroad
Open to traffic

UP - Tunnel No. 1 (Eureka County, Nevada)
Built1907
Tunnel on Railroad (UP)
Open to traffic

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. 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 Union Pacific Railroad
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 - TX146 Overpass (Chambers County, Texas)
Built 1957
Deck plate girder bridge over Sh 146 on Sp Rr
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

UP - US 101 Overpass (Ventura County, California)
Built 1961
Continuous 2-span Warren through truss bridge over US 101 on the Union Pacific Railroad in San Buenaventura
Open to traffic

UP - US 385/US 87 Overpass (Dallam County, Texas)
Bridge over US 385 / US 87 on St Louis and Southwestern Railway
Open to traffic

UP - US 70 Overpass (Hidalgo County, New Mexico)
Built 1934
Deck plate girder bridge over Us-70 on Railroad
Open to traffic

UP - US 71 Overpass (Miller County, Arkansas)
Built 1940
Steel stringer bridge over US 71 on Southern Pacific RR (now Union Pacific RR)
Open to traffic

UP - US 90 Overpass (Colorado County, Texas)
Pony/through plate girder bridge over US 90 on Union Pacific Railroad (previously Southern Pacific Railroad)
Open

UP - US 90 Overpass (Flatonia) (Fayette County, Texas)
Built 1941
Steel stringer bridge over US 90 on Union Pacific Railroad (previously Southern Pacific Railroad)
Open

UP - US 90 Overpass (Harwood) (Gonzales County, Texas)
Built 1933
Steel stringer bridge over Us 90 on Up Rr
Open

UP - US 90A Overpass (Fort Bend County, Texas)
Built 1930
Steel stringer bridge over Us 90a on Sp Rr
Open

UP - US 95 Overpass (Lyon County, Nevada)
Concrete deck girder bridge over West Main Street which is Hwys.US 40 & 95 and Nev. 427 on Union Pacific Railroad
Open to traffic

UP - US59 Overpass (Angelina County, Texas)
Built 1949
Steel stringer bridge over Us 59 on Texas and New Orleans Railroad
Open to traffic

UP - US77 Overpass (Fayette County, Texas)
Built 1935
Bridge over US77 on Railroad
Open to traffic

UP - Valley Boulevard Overpass (Los Angeles County, California)
Built 1906
Steel stringer bridge over Valley Boulevard & BNSF Spur on Abandoned Union Pacific Railroad in Los Angeles
Abandoned

UP - Vassar Creek Bridge (Shawnee County, Kansas)
Built ?; Destroyed 2016
Lost Deck plate girder bridge over Vassar Creek on Union Pacific Railroad
Destroyed by flooding

UP - Verdi Bridge (Washoe County, Nevada)
Pratt Deck truss bridge over Truckee River on Union Pacific west of Reno
Pratt Deck truss bridge over Truckee River on Union Pacific Railroad
Open to traffic

UP - Water Street Arch (Jackson County, Oregon)
Built 1907
Closed-spandrel arch bridge over Water Street on Union Pacific Railroad
Open to traffic

UP - Water Street Overpass (Will County, Illinois)
Built 1916, Replaced 2017
Deck plate girder bridge over Water Street on Union Pacific Railroad in Wilmington
Replaced by a new bridge

UP - Wax Lake Outlet Bridge (St. Mary Parish, Louisiana)
Built 1941 by the Bethlehem Steel Co. for the Southern Pacific Railway
Through truss bridge over Wax Lake Outlet on Union Pacific Railroad
Open to traffic

UP - West Fork San Felipe Creek Bridge (Val Verde County, Texas)
Deck plate girder bridge over West fork San Felipe Creek on UP RR
Open to traffic

UP - West Navidad River Bridge (Fayette County, Texas)
Warren through truss bridge over West Navidad River on Union Pacific Railroad
Open

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

UP - Whiskey Bridge (Brazos County, Texas)
Built 1912
Parker through truss bridge over Brazos River on Union Pacific Railroad
Open to traffic

UP - Willamette River Bridge (Lane County, Oregon)
Built 1911
Pratt through truss bridge over Willamette River on Union Pacific Railroad
Open to traffic

UP - Willamette River Bridge (Linn County, Oregon)
Built 1906, Replaced 2013-14
Swing span bridge over Willamette River on Union Pacific Railroad
Replaced by a new bridge

UP - Yale Street Overpass (Harris County, Texas)
Built 1936
Steel stringer bridge over Yale Street on Railroad
Open to traffic