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Northern Pacific Railway

Reporting mark: NP
View Exhibit map

MRL - Marent Trestle (Missoula County, Montana)
Built 1927 using 1885 towers
Bridge over Marent Gulch on MRL (former Northern Pacific) Railway
Open to traffic

MRL - Mission Creek Bridge (Lake County, Montana)
Timber Stringer Bridge over Flathead River on Montana Rail Link
Open to traffic

MRL - Missouri River Bridge (Broadwater County, Montana)
Built 1928
Warren through truss bridge over Missouri River on Montana RailLink
Open to traffic

MRL - Mullan Tunnel (Lewis and Clark County, Montana)
Built 1883, enlarged and shortened 2009-10
Bridge over Mullan Pass/Continental Divide on Montana Rail Link
Open to traffic

MRL - Nimrod Tunnel (Granite County, Montana)
Built 1882, widened 1909
Tunnel on Montana Rail Link
Open to traffic

MRL - Noxon Reservoir Bridge (Sanders County, Montana)
Through truss bridge over Noxon Reservoir on Montana Rail Link
Open to traffic

MRL - Orange Street Underpass (Missoula County, Montana)
Concrete rigid frame bridge over Orange Street on Montana Rail Link
Open to traffic

MRL - Phosphate Branch Clark Fork Bridge (Powell County, Montana)
Pony/through plate girder bridge over Clark Fork on Phosphate Branch Railroad


MRL - Pryor Creek Bridge (Yellowstone County, Montana)
Built 1910; Approach added after 1967
Pony/through plate girder bridge over Pryor Creek on Montana Rail Link
Open to traffic

MRL - Quartz Creek Viaduct (Mineral County, Montana)
Built 1916
Deck plate girder bridge over Quartz Creek on Montana Rail Link
Open to traffic

MRL - Sixteen Mile Creek Bridge (Broadwater County, Montana)
Built or relocated here 1946
Deck plate girder bridge over Sixteen Mile Creek on Montana Rail Link (MRL)
Open to traffic

MRL - Thompson River Bridge (Sanders County, Montana)
Built 1910, 77' Spans Added 1925
Deck plate girder bridge over Thompson River on Montana Rail Link
Open to traffic

MRL - Yellowstone River Bridge (Park County, Montana)
Built 1918
Warren through truss bridge over Yellowstone River on Montana Rail Link
Open to traffic

MRL - Yellowstone River Bridge (Yellowstone County, Montana)
Built 1922
Warren through truss Bridge over Yellowstone River on Montana Rail Link
In use

MRL - Yellowstone River Bridge (Stillwater County, Montana)
Built 1918
Warren through truss bridge over Yellowstone River on Montana Rail Link
Open to traffic

Northern Pacific Bridge #9 (Hennepin County, Minnesota)
Built 1923, Using rebuilt 1885 Trusses; Abandoned 1981; Opened to Pedestrians 1999
Pratt deck truss bridge over Mississippi River on Northern Pacific Railway (now pedestrian trail) in Minneapolis
Open to pedestrians

NP - 15th Street Bridge (Old) (Pierce County, Washington)
Built 1892; Replaced 1914
Lost Through truss bridge over Foss Wateryway/City Waterway on Northern Pacific Railroad
Replaced by a new bridge

NP - Adco Trestle (Grant County, Washington)
Built 1943 using a secondhand span
Lost Deck lattice girder bridge over Crab Creek and Great Northern Railway on Northern Pacific Railroad
Removed but not replaced

NP - Bohemian Flats Bridge (Hennepin County, Minnesota)
Built 1885; Replaced 1922
Lost Pratt deck truss bridge over Mississippi River on Northern Pacific Railroad
Replaced by a new bridge and main spans reused

NP - Boix de Sioux River Bridge (Wilkin County, Minnesota)
Built 1921 using secondhand spans
Deck plate girder bridge over Boix de Sioux River on Northern Pacific Railroad
Removed but not replaced

NP - Bozeman Tunnel (Gallatin County, Montana)
Built 1884, abandoned 1945
Abandoned tunnel under Bozeman Pass on Northern Pacific Railroad
Derelict/abandoned

NP - Brainerd Bridge (1871) (Crow Wing County, Minnesota)
Built 1871; Collapsed under weight of a train July 27th 1875; Replaced 1876
Lost Howe through truss bridge over Mississippi River on Northern Pacific Railroad
Collapsed

NP - Brainerd Bridge (1876)) (Crow Wing County, Minnesota)
Built 1876; Replaced 1901
Lost Post deck truss bridge over Mississippi River on Northern Pacific Railroad
Replaced by a new bridge

NP - Brainerd Bridge (1901) (Crow Wing County, Minnesota)
Built 1901; Replaced 1984
Lost Warren deck truss bridge over Mississippi River on Northern Pacific Railroad
Replaced by a new bridge

NP - Cannonball River Bridge (Morton County, North Dakota)
Lost through truss bridge over Cannonball River on Northern Pacific Railroad
Removed but not replaced; Abutments remain

NP - Clark Fork Bridge (Nimrod) (Granite County, Montana)
Built 1902; Replaced 1908-09 during a double tracking project and relocated
Lost Pony/through plate girder bridge over Clark Fork on Northern Pacific Railroad
Replaced by a new bridge

NP - Columbia River Swing Bridge (Old) (Benton County, Washington)
Built in 1887; replaced in 1905
Lost Pratt through truss bridge over Columbia River on Northern Pacific Railroad
Replaced by a new bridge

NP - Duwamish River Bridge (King County, Washington)
Built 1911; Reconstructed and energy translated from the span to the counterweight in late 1920's
Bridge over Duwamish River on Northern Pacific Railroad
Open to traffic Reconstructed in the late 1920's 1930's by taking the operating struts from the counterweight bridge tower and placed on the bascule truss the operating machinery was removed from the span,and built into the counterweight bridge tower

NP - Ebey Slough Swing Bridge (Snohomish County, Washington)
Lost Through truss bridge over Ebey Slough on Northern Pacific Railway
Removed but not replaced

NP - Fallon Creek Bridge (Old) (Prairie County, Montana)
Built 1895; Replaced and relocated 1921
Lost Warren deck truss bridge over Fallon Creek on Northern Pacific Railroad
Replaced by a new bridge

NP - Fish Creek Trestle (Pre 1914) (Mineral County, Montana)
Lost Deck plate girder and timber trestle over Fish Creek on Northern Pacific Railway
Replaced by a new bridge

NP - Gallatin River Bridge (Gallatin County, Montana)
Built 1897, replaced and relocated 1906
Lost Pony/through plate girder bridge over Gallatin River on Northern Pacific Railroad
Replaced by a new bridge and relocated

NP - Green River Bridge (3rd) (King County, Washington)
Built 1897, Replaced 1926 and moved to Lebaum
Lost Warren pony truss bridge over Green River on Northern Pacific Railroad
Replaced by a new bridge

NP - Heart River Bridge (Morton County, North Dakota)
Washed out in 1948 flood
Lost Pratt through truss bridge over Heart River on Northern Pacific Railroad
Destroyed by flooding; replaced

NP - Iron Ridge Tunnel (Lewis and Clark County, Montana)
Lost Tunnel on Northern Pacific Railroad
Bypassed and collapsed

NP - Jefferson River Bridge (Gallatin County, Montana)
Pony/through plate girder bridge over Jefferson River on Northern Pacific Railroad
Open to traffic

NP - Lake Washington Canal Bridge (King County, Washington)
Built 1914 ; removed in 1976
Lost Warren through truss bridge over Lake Washington Canal on Northern Pacific Railroad
No longer exists

NP - Lewis River Bridge (Clark County, Washington)
Built 1902; Replaced 1914 and reused in Idaho
Lost Pratt through truss bridge over Lewis River on Northern Pacific Railroad
Replaced by a new bridge

NP - Little Falls Bridge S (1877) (Morrison County, Minnesota)
Built 1877, Replaced 1889
Lost Timber stringer bridge over Mississippi River on Northern Pacific Railroad
Replaced by a new bridge

NP - Little Falls Bridge S (1889) (Morrison County, Minnesota)
Built 1889; Replaced 1899
Lost Howe through truss bridge over Mississippi River on Northern Pacific Railroad
Replaced by a new bridge

NP - Mississippi River Bridge (North, Old) (Hennepin County, Minnesota)
Built 1883, Replaced 1927
Lost Pratt through truss bridge over Mississippi River on Northern Pacific Railroad
Replaced by a new bridge

NP - Pilchuck River Viaduct (Snohomish County, Washington)
Lost Timber stringer bridge over Pilchuck River on Northern Pacific Railway
Replaced by a new bridge

NP - Powder River Bridge (Old) (Prairie County, Montana)
Built 1895, Girders Added 1900
Lost Pratt Through Truss Bridge over Powder River on Northern Pacific Railroad
Replaced by a new bridge

NP - Pryor Creek Bridge (Yellowstone County, Montana)
Built 1897, Channel change 1906; Replaced and relocated 1910
Lost Warren pony truss bridge over Pryor Creek on Northern Pacific Railroad
Replaced by a new bridge and relocated

NP - Red Lake River Bridge (Polk County, Minnesota)
Built a variaty of dates, removed 1973 after the abandonedment from Crookston to E. Grand Forks
Lost Warren through truss bridge over Red Lake River, Bridge Street, Robert Street on Removed Northern Pacific Railroad
Removed but not replaced

NP - Red River Bridge #95 (Polk County, Minnesota)
Built 1917 with a swing span, removed 2000 due to "flooding issues"
Lost Warren through truss swing bridge over Red River of the North on Former Northern Pacific
Removed but not replaced

NP - Red River Bridge (Original) (Cass County, North Dakota)
Lost Through truss bridge over Red River on Northern Pacific Railroad
Replaced by a new bridge

NP - Red River Bridge (Second) (Cass County, North Dakota)
Lost through truss bridge over Red River on Northern Pacific Railroad
Replaced by a new bridge

NP - Sammamish River Bridge (Old) (King County, Washington)
Built 1888; Replaced 1921
Lost Double-intersection Warren through truss bridge over Sammamish River on Northern Pacific Railroad
Replaced by a new bridge

NP - Shields River Bridge #2 (Park County, Montana)
Built 1896 at Fargo, North Dakota; Relocated here 1925
Abandoned pratt through truss bridge over Shields River on Abandoned Northern Pacific Railroad
Derelict/abandoned

NP - Skagit River Bridge (Skagit County, Washington)
Built 1913
Abandoned warren through truss bridge over Skagit River on Former Northern Pacific Railroad
Abandoned

NP - South Fork Willapa River Bridge (Pacific County, Washington)
Built 1912
Through truss bridge over South Fork Willapa River on former Northern Pacific Railroad in Raymond
Derelict/abandoned

NP - South Prairie Creek Bridge (Pierce County, Washington)
Built 1909
Abandoned pony/through plate girder bridge over South Prairie Creek on Northern Pacific Railroad
Derelict/abandoned

NP - St. Louis River Bridge (Carlton County, Minnesota)
Built 1870
Lost Bridge over St. Louis River on RR
Demolished

NP - Tounge River Bridge (Old) (Custer County, Montana)
Built 1897, Replaced 1924
Lost Pratt through truss bridge over Tounge River on Northern Pacific Railroad
Replaced by a new bridge

NP - Wilkeson Creek Bridge (Pierce County, Washington)
Built 1896 at an unknown location, moved here 1920
Abandoned Pony plate girder bridge over Wilkeson Creek on Former Northern Pacific Railroad
Open to pedestrians on trail

NP - Yakima River Bridge #5 (Old) (Kittitas County, Washington)
Built 1903; Replaced 1942
Lost Pratt through truss bridge over Yakima River on Northern Pacific Railroad
Replaced by a new bridge

NP - Yakima River Bridge #6 (Old) (Kittitas County, Washington)
Built 1896; Replaced 1942
Lost Pratt through truss bridge over Yakima River on Northern Pacific Railroad
Replaced by a new bridge

NP - Yellowstone River Bridge (Park County, Montana)
Built 1897, Relocated here 1918
Pratt through truss bridge over Yellowstone River on Abandoned Northern Pacific Line
Closed to all traffic

NP - Yellowstone River Bridge #3 (Park County, Montana)
Built 1897; Replaced 1918 and Relocated to Shields River Branch
Lost Pratt through truss bridge over Yellowstone River on Northern Pacific Railroad
Replaced by a new bridge

NP - Yellowstone River Bridge #4 (Old) (Stillwater County, Montana)
Built 1896, Replaced and portions relocated 1918
Pratt through truss bridge over Yellowstone River on Northern Pacific Railroad
Replaced by a new bridge

NP - Yellowstone River Bridge #5 (Old) (Yellowstone County, Montana)
Built 1891; Replaced 1922 and moved to Washington State
Pratt through truss bridge over Yellowstone River on Northern Pacific Railroad
Replaced by a new bridge

NP - Zangar Junction Bridge (Walla Walla County, Washington)
Built 1902
Lost Deck lattice girder bridge over Walla Walla River and Union Pacific Railroad on Northern Pacific Railroad
Removed but not replaced

NP Goble-Kalama Ferry (Columbia County, Oregon)
Built 1884
Lost Ferry across Columbia river on Northern pacific Railroad
No longer exists

NP/GN Overpass (Ramsey County, Minnesota)
Built 1907; Removed c1971
Lost Baltimore through truss bridge over Great Northern Railway on Northern Pacific Railroad
Removed

NRM - East Fork Kimball Creek Bridge (King County, Washington)
Deck plate girder bridge over East Fork Kimball Creek on Railroad
Open to traffic

NRM - South Fork Snoqualmie River Bridge (King County, Washington)
Built 1891 crossing the Yellowstone River in Montana; Moved here 1923-4, Rehabbed 2003-4
Pratt through truss bridge over South Fork Snoqualmie River on Railroad
Open to traffic

Oregon Trunk Railroad Warm Springs Tunnel (Jefferson County, Oregon)
Built 1911
Abandoned tunnel on Formerly Oregon Trunk Railway
Derelict/abandoned

Oregon Trunk Railroad Willow Canyon Tunnel No. 1 (Jefferson County, Oregon)
Built 1912 abandoned 1923 blown up by us army soldiers in 1944 as part of a training exercise during ww2
Lost Tunnel
Demolished

Oregon Trunk Railroad Willow Canyon Tunnel No. 2 (Jefferson County, Oregon)
Built 1912 abandoned 1923 blown up by us army soldiers in 1944 as part of a training exercise during ww2
Lost Tunnel
Demolished

Osaugie Trail - Bluff Creek Bridge (Douglas County, Wisconsin)
Built 1955
Deck plate girder bridge over Bluff Creek on Osaugie Trail
Open to pedestrians only

Osaugie Trail - Nemadji River Bridge (Douglas County, Wisconsin)
Built 1904
Pony/through plate girder bridge over Nemadji River on Osaugie Trail
Open to pedestrians only

OTVR - I-94 Overpass (Otter Tail County, Minnesota)
Built 1961 as an early interstate highway structure in Minnesota
Pony/through plate girder bridge over I-94 on Otter Tail Valley Railroad
Open to traffic

Palouse to Cascades State Park Trail - SR 10 Bridge (Kittitas County, Washington)
Built 1929
Deck plate girder bridge over State Route 10 and BNSF RR on Palouse to Cascades State Park Trail
Open to pedestrians only

PCC - Touchet River Bridge (Columbia County, Washington)
Built 1943 using a secondhand span
Pratt through truss bridge over Touchet River on Palouse River and Coulee City Railroad (PCC)
Open to traffic

PCC - Touchet River bridge (Columbia County, Washington)
Built 1949 using secondhand spans
Pony/through plate girder bridge over Touchet River on Palouse River & Coulee City Railroad
Open to traffic

Pluvius Bridge (Pacific County, Washington)
Built 1922
Concrete tee beam bridge over Former Northern Pacific Railroad, future Willapa Hills Rail-Trail on WA 6
Open to traffic

PNWR - Blind Slough Bridge (Clatsop County, Oregon)
Built 1895
Warren through truss bridge over Blind Slough on Portland and Western Railroad
Closed

PNWR - Clatskanie River Bridge (Columbia County, Oregon)
Built 1897
Warren through truss swing bridge over Clatskanie River on Portland & Western Railroad (PNWR) in Clatskanie
Open to traffic

POTB - OR47 Overpass (Washington County, Oregon)
Steel stringer bridge over OR 47 on Port of Tillamook Bay Railroad
Intact but closed to all traffic

PSAP - Anderson Hill Road Overpass (Kitsap County, Washington)
Concrete pony/through girder bridge over Anderson Hill Rd on Puget Sound and Pacific Railroad
Open to traffic

PSAP - Black River Bridge (Thurston County, Washington)
Built 1919 using a secondhand span
Pratt through truss bridge over Black River on Puget Sound and Pacific Railroad
Open to traffic

PSAP - Cedar Creek Bridge (Grays Harbor County, Washington)
Built 1920
Deck plate girder bridge over Cedar Creek on Puget Sound and Pacific Railroad
Open to traffic

PSAP - Cloquallum Creek Bridge (Grays Harbor County, Washington)
Built or relocated here 1937
Deck plate girder bridge over Cloquallum Creek on Puget Sound and Pacific Railroad
Open to traffic

PSAP - Cloquallum Creek Bridge (Grays Harbor County, Washington)
Built 1897 at Rosebud, Montana; Relocated here 1921
Pony/through plate girder bridge over Cloquallum Creek on Puget Sound and Pacific Railroad
Open to traffic

PSAP - Hicklin Branch Road Overpass (Grays Harbor County, Washington)
Built or relocated here 1937
Deck plate girder bridge over Hicklin Branch Road on Puget Sound and Pacific Railroad
Open to traffic

PSAP - Hoquiam River Swing Bridge (Grays Harbor County, Washington)
Built 1908
Baltimore through truss bridge over Hoquiam River on Puget Sound and Pacific Railroad
Open to traffic

PSAP - Porter Creek Bridge (Grays Harbor County, Washington)
Built 1909
Through plate girder Bridge over Porter Creek on Puget Sound and Pacific Railroad
Open to traffic

PSAP - Satsop River Bridge (Grays Harbor County, Washington)
Built 1913 using a secondhand span
Bridge over Satsop River on Puget Sound and Pacific Railroad
Open to traffic

PSAP - Skookumchuck River Bridge (Lewis County, Washington)
Built 1900 near Auburn, Washington; Moved here 1919
Pratt through truss bridge over Skookumchuck River on Puget Sound and Pacific Railroad
Open to traffic

PSAP - WA 3 Overpass (Mason County, Washington)
Built 1944
Concrete pony/through girder bridge over WA 3 on Puget Sound and Pacific Railroad
Open to traffic

PSAP - Wildcat Creek Bridge (East) (Grays Harbor County, Washington)
Built or relocated here 1943
Pony/through plate girder bridge over Wildcat Creek on Puget Sound and Pacific Railroad
Open to traffic

PSAP - Wildcat Creek Bridge (West) (Grays Harbor County, Washington)
Built or relocated here 1943
Pony/through plate girder bridge over Wildcat Creek on Puget Sound and Pacific Railroad
Open to traffic

PSAP - Wishkah River Bridge (Grays Harbor County, Washington)
Built 1909
Swing bridge over Wishkah River on Puget Sound and Pacific Railroad
Open to traffic

PSAP - Wynoochee River Bridge (Grays Harbor County, Washington)
Relocated here 1919
Pratt through truss bridge over Wynoochee River on Puget Sound and Pacific Railroad
Open to traffic

PWNTC - Lowell Swing Bridge (Snohomish County, Washington)
Lost Howe through truss bridge over Snohomish River on Pacific Northwest Traction Co.
Replaced by a new bridge

Railroad Trail - I 5 Overpass (Whatcom County, Washington)
Built 1959 as a Northern Pacific Railroad trestle to cross over the newly built Interstate 5.
Steel stringer bridge over Interstate 5 on Cmstpp Rr
Open to pedestrians only

Redmond Central Connector - Redmond Way Overpass (King County, Washington)
Built 1972; Converted to trail use 2016-17
Pony/through plate girder bridge over Redmond Way/WA 908 on Redmond Central Connector
Open to pedestrians only

Redmond Central Connector - Sammamish River Trestle (King County, Washington)
Built 1921; Abandoned ?; Converted to trail use 2016-17
Deck plate girder bridge over Sammamish River on Redmond Central Connector
Open to pedestrians only

Rock Creek Bridge (Lewis County, Washington)
Built 1930
Concrete tee beam bridge over Rock Creek, Former Northern Pacific Railroad, future Willapa Hills Rail-Trail on WA 6
Open to traffic

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