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King County

12th Avenue South Bridge [Map · Street View]
Steel arch bridge over WA 90 (Dearborn Street) on 12th Avenue S in Seattle
Open to traffic
Built 1911; approaches rebuilt in 1917 and 1924

1st Avenue South Bridge (NB) [Map · Street View]
Bascule bridge over Duwamish River on WA 99 in Seattle
Open to traffic
Built 1956

1st Avenue South Bridge (SB) [Map · Street View]
Bascule bridge over Duwamish River West on Southbound WA 99 in Seattle
Open to traffic
Built 1996

Admiral Way Bridge [Map · Street View]
Concrete encased Warren deck truss bridge over Ravine, Fairmount Avenue on SW Admiral Way
Open to traffic
Built 1927

Airport Way Bridge [Map · Street View]
Deck plate girder bridge over Argo Railroad Yard on Airport Way S
Open to traffic
Built 1928; rehabilitated 1981

Alaskan Way Footbridge [Map · Street View]
Pony/through plate girder bridge over Western Ave on Pedestrian
Open to pedestrians only
Built 1908

Alaskan Way Viaduct [Map · Street View]
Double-deck stringer bridge running parallel to Alaskan Way along Seattle waterfront
Open to traffic
Built 1953; rehabilitated 1957

Aurora Avenue Bridge [Map · Street View]
Deck truss bridge over Lake Union on Aurora Ave./WA 99 in Seattle
Open to traffic
Built 1931

Aurora Footbridge [Map · Street View]
Girder bridge over Aurora Ave N on Pedestrians
Open to pedestrians
Built 1935

Aurora Overpass [Map · Street View]
Concrete rigid frame bridge over Aurora Avenue on Pedestrian Pathway
Open to pedestrians only
Built 1961

Ballard Bridge [Map · Street View]
Bascule bridge over Lake Washington Ship Canal on 15th Avenue W in Seattle
Open to traffic
Built 1917

Baring Bridge [Map]
Suspension bridge over South Fork Skykomish River on NE Index Creek Road in Baring
Open to traffic
Built 1953

Battery Street Tunnel [Map · Street View]
Tunnel under city streets on WA 99 in Seattle
Open to traffic
Built 1954

Berrydale Overpass [Map]
Timber stringer bridge over Bnsf Rr on Kent-Blk Diamond
Open to traffic
Built 1931; rehabilitated 1968

BN - Buckley Viaduct [Map]
Lost Baltimore deck truss bridge over White River on Burlington Northern Railroad
Removed
Built 1887; Moved in a line relocation 1949; Abandoned & removed ca. 1982

BNSF - Auburn Way South Overpass [Map]
Lost Closed-spandrel arch bridge over Auburn Way South on BNSF Railway
Replaced by a new bridge
Built 1910; Replaced 1994

BNSF - Black River Bridge [Map]
Pony/through plate girder bridge over Black River on Railroad
Open to traffic

BNSF - Cascade Tunnel [Map]
Tunnel under Cascade Mountains on BNSF Railway (former Great Northern Railway)
Open to traffic
Longest rail tunnnel in the US, finished in 1929 to bypass old tunnel, switchbacks, and 1.7% grade

BNSF - Cedar River Bridge [Map]
Lost Through truss bridge over Cedar River on Railroad
Replaced by a new bridge
Built 1914; Replaced by a DPG in 2008.

BNSF - Duwamish River Bridge [Map · Street View]
Single leaf bascule bridge over Duwamish River on BNSF Railroad
Open to traffic
Built 1928

BNSF - Foss River Bridge [Map]
Deck plate girder, deck truss bridge over Foss River, USFS Rd 68 (Foss River Rd) on BNSF Railway
Open to traffic
Built 1909

BNSF - Green River Bridge [Map]
Pratt through truss bridge over Green River on BNSF Railway
Open to traffic
Built ca. 1903

BNSF - Green River Bridge (Kent) [Map]
Warren through truss bridge over Green River on BNSF Railway
Open to traffic
Built 1907

BNSF - Miller River Bridge [Map]
Pratt through truss bridge over Miller River on BNSF Railway
Open to traffic
Built 1916

BNSF - Redmond Way Overpass (Abandoned) [Map · Street View]
Pony/through plate girder bridge over Redmond Way/WA 908 on Future rail trail
Open to pedestrians only
Built 1972

BNSF - Salmon Bay Bridge No. 4 [Map · Street View]
Warren through truss bridge over Salmon Bay on BNSF Railroad
Open to traffic
Built 1913

BNSF - Sammamish River Bridge (Abandoned) [Map · Street View]
Deck plate girder bridge over Sammamish River on Former BN railroad line; future rail-trail
Open to pedestrians only

BNSF - South Fork Skykomish River Bridge [Map]
Skewed Warren through truss bridge over South Fork Skykomish River on BNSF Railway
Open to traffic
Built 1916

BNSF - Stampede Tunnel [Map]
Tunnel under the Cascade Mountains just south of Snoqualmie Pass on BNSF Railway (former Northern Pacific Railway)
Open to traffic
Tunnel opened in May of 1888, forced-air ventilation added later

BNSF - WA 167 Overpass [Map]
Lost Steel stringer bridge over WA 167 on BNSF Railway
Replaced by a new bridge
Built 1925; Replaced 2007

BNSF - Wilburton Trestle [Map · Street View]
Deck plate girder and timber stringer bridge over Richards Creek & 8th/9th Streets on railroad
Inactive since 2008
Built 1904

Bomb Shelter Bridge [Map]
Culvert bridge over Bomb Shelter on I-5 Sb
Open to traffic
Built 1961

Bridge Camp Bridge [Map]
Pratt pony truss bridge over White River on Pedestrian Walkway
Open to traffic
Built 1902

Burke-Gilman Trail - Pay Streak Bridge [Map · Street View]
Concrete rigid frame bridge over Pay Streak (Alaska-Yukon-Pacific Exposition Name) on Burke-Gilman Trail
Open to pedestrians only

Burke-Gilman Trail - Rainier Vista Bridge [Map · Street View]
Concrete arch bridge over Rainier Vista on Burke-Gilman Trail
Open to pedestrians only

Burke-Gilman Trail - Sammamish River Bridge [Map · Street View]
Deck plate girder bridge over Sammamish River Bridge on Burke-Bilman Trail
Open to pedestrians only

Burke-Gilman Trail - Sand Point Way NE Overpass [Map · Street View]
Steel stringer bridge over Sand Point Way NE on Burke-Gilman Trail
Open to pedestrians only

Cedar River Bridge [Map · Street View]
Deck girder bridge over Cedar River on WA 900
Open to traffic
Built 1940

Cedar River Trail Bridge #1 [Map · Street View]
Through truss bridge over Cedar River on Trail
Open to pedestrians only
Built 1909

Cedar River Trail Bridge #2 [Map · Street View]
Pony/through plate girder bridge over Cedar River on Trail
Open to pedestrians only
Built 1909

Cedar River Trail Bridge #3 [Map · Street View]
Through truss bridge over Cedar River on Trail
Open to pedestrians only
Built 1909

Cedar River Trail Bridge #4 [Map · Street View]
Through truss bridge over Cedar River on Trail
Open to pedestrians only
Built 1909

Cedar River Trail Bridge #5 [Map · Street View]
Warren deck truss bridge over Cedar River on Trail
Open to pedestrians only
Built 1909

Cedar River Trail Bridge #6 [Map · Street View]
Warren through truss bridge over Cedar River on Trail
Open to pedestrians only
Built 1909

Cedar River Trail Bridge #7 [Map · Street View]
Through truss bridge over Cedar River on Trail
Open to pedestrians only
Built 1909

Centennial Trail - Kimball Creek Bridge [Map · Street View]
Bridge over Kimball Creek on Trail
Open to pedestrians only

Cowen Park Ravine Bridge [Map · Street View]
Concrete arch bridge over Cowen Park Ravine on 15th Avenue NE in Seattle
Open to traffic
Built 1936

Cross Kirkland Corridor - Kirkland Way Overpass [Map · Street View]
Slab bridge over Kirkland Way on Cross Kirkland Corridor
Open to pedestrians only
Built 1965

Cumberland-Kanaskat Road Bridge [Map]
Concrete arch bridge over Green River on Cumberland-Kanaske Road
Open to traffic
Built 1918; rehabilitated 1955

Delridge Overpass [Map · Street View]
Concrete rigid frame bridge over Delridge Way on Pedestrian Pathway
Open to pedestrians only
Built 1960

Dravus Street Bridge [Map · Street View]
Steel stringer bridge with lattice railing over Railroad Yards on W Dravus Street
Open to traffic
Built 1935

Duwamish River Bridge [Map · Street View]
Through truss bridge over Duwamish River on 42nd Avenue S in Tukwila
Open to traffic
Built 1949

Eastlake Avenue NE Bridge [Map · Street View]
Deck truss bridge over NE Pacific Street on Eastlake Avenue NE in Seattle
Open to traffic
Built 1930

Eastlake Avenue NE Bridge [Map]
Deck truss bridge over Portage Bay on Eastlake Avenue Ne in Seattle
Open to traffic
Built 1930

Edgewick Bridge 617B [Map]
Pony truss bridge over South Fork Snoqualmie River on 468th Ave SE
Open to traffic
Built 2004

Edgewick Road Bridge [Map]
Lost truss bridge over South Fork Snoqualmie River on Edgewick Road
Lost
Built 1920, Replaced 2004

Evergreen Point Floating Bridge [Map · Street View]
Pontoon bridge over Lake Washington on SR 520
Replaced by a new bridge
Built 1963, replaced by new six-lane floating bridge in 2016

Fifteen Mile Creek Bridge [Map]
Steel stringer bridge over 15 Mile Creek on 240th Ave SE
Replaced by a new bridge
Built 1969, lost 2013

Foss River Road Bridge [Map]
Pony truss bridge over Foss River on Foss River Road
Open to traffic
Built 1951

Fremont Bridge [Map · Street View]
Bascule bridge over Lake Washington Ship Canal on Fremont Avenue North in Seattle
Open to traffic
Built 1917

GN - Old Cascade Tunnel [Map]
Abandoned tunnel under the Cascade Mountains on abandoned Great Northern Railway grade
Abandoned
The Original Cascade Tunnel was finished in 1900 and was built to replace a series of 8 switchbacks used to get over the mountains. Deadliest avalanche in US history occurred March 1, 1910 at Wellington (western portal). 96 people killed.

Grant Street Streetcar Bridge [Map]
Lost Howe through truss swing bridge over Duwamish River on 14 Street on Grant Street Electric Railway
Superstructure replaced

Green River Bridge [Map · Street View]
Through truss bridge over Green River on WA 18 in Lake Morton-Berrydale
Open to traffic
Built 1959

Green River Bridge [Map · Street View]
Lost Pratt through truss bridge over Green River on S. 3rd Avenue in Kent
Lost to history
Built 1914; rehabilitated 1970; removed 2013

Green River Bridge [Map · Street View]
Cable-stayed bridge over Green River on 228 Place SE
Open to traffic
Built 1991

Green River Bridge [Map · Street View]
Deck truss bridge over Green River on WA 169
Open to traffic
Built 1932

Green River Gorge Bridge [Map]
Baltimore Petit deck truss bridge over Green River on Green River Gorge Bridge Road
Open to traffic
Built 1914; Closed & rehabilitated 1988; Rehabilitated again 2001

Green River Gorge Bridge [Map]
Wire suspension bridge over Green River on Pipeline
Unknown status

Hec-Ed Bridge [Map · Street View]
Concrete rigid frame bridge over Montlake Boulevard on University of Washington Pathway
Open to pedestrians
Built 1938

Homer M. Hadley Memorial Bridge [Map · Street View]
Pontoon bridge over Lake Washington on W.B. & Rev I-90
Open to traffic
Built 1989

I-5 - Lake Washington Ship Canal Bridge [Map · Street View]
Deck truss bridge over Lake Washington Ship Canal on I-5 in Seattle
Open to traffic
Built 1962

I-90 - Mercer Island Tunnel [Map]
Tunnel on I-90 at Mercer Island
Open to traffic
Built 1989

I-90 - Mt. Baker Ridge Tunnel [Map]
Pair of tunnels under Mt. Baker Ridge on I-90 in Seattle
Open to traffic
Built 1940 and twinned in 1989

Interlaken Boulevard Overpass [Map · Street View]
Concrete arch bridge over 26th Avenue on E. Interlaken Blvd. in Seattle
Open to traffic
Built 1912

Iron Goat Trail - Bridge #402 [Map]
Through truss bridge
Open to pedestrians only

Iron Goat Trail - Embro Tunnel [Map]
Tunnel
Intact but closed to all traffic
Built 1916

Iron Goat Trail - Tunnel #14 [Map]
Tunnel
Intact but closed to all traffic
Built 1892

Iron Goat Trail - Twin Tunnels [Map]
Tunnel
Intact but closed to all traffic
Built 1916

Iron Goat Trail -Windy Point Tunnel [Map]
Tunnel
Intact but closed to all traffic
Built 1914

Iron Horse Trail - Change Creek Bridge [Map]
Deck plate girder bridge over Change Creek on Trail
Open to pedestrians only

Iron Horse Trail - Hall Creek Bridge [Map]
Deck plate girder bridge over Hall Creek on Trail
Open to pedestrians only
Middle span built in the 80s after a storm damaged the bridge.

Iron Horse Trail - Hansen Creek Bridge [Map]
Deck plate girder bridge over Hansen Creek on Trail
Open to pedestrians only

Iron Horse Trail - Mine Creek Bridge [Map]
Deck plate girder bridge over Mine Creek on Trail
Open to pedestrians only

Iron Horse Trail - Snoqualmie Tunnel [Map]
Tunnel on Pedestrian trail under Snoqualmie Pass
Open to pedestrians
Built 1914 by the Chicago, Milwaukee, Saint Paul, and Pacific Railroad. Rehabilitated 2011

Issaquah Creek Bridge [Map · Street View]
Stringer bridge over Issaquah Creek on NW Gilman Blvd.
Open to traffic
Built 1940

Issaquah North Bend Road Bridge [Map · Street View]
Slab bridge over Slough on Issaquah North Bend Road
Open to traffic
Built 1941

Jones Road Bridge [Map]
Truss bridge over Cedar River on Jones Road
Replaced by a pre-cast concrete girder bridge in 2003
Built 1912, Replaced 2003

Kimball Creek Bridge [Map]
Concrete tee beam bridge over Kimball Creek on Sr 202
Open to traffic
Built 1924

Kimball Creek Bridge [Map · Street View]
Concrete tee beam bridge over Kimball Creek on North Bend Way
Open to traffic
Built 1941

Lacey V. Murrow Memorial Bridge [Map · Street View]
Steel through arch Potoon bridge over Lake Washington on EB I-90
Open to traffic
Built 1940; rehabilitated 1992

Latona Bridge [Map]
Lost Pennsylvania through truss bridge over Union Lake/Lake Washington Canal on Trolley Cars
No longer exists
Built 1890; Rebuilt 1909 to allow pedestrian & vehicular traffic; Replaced 1919

MacDonald Park Bridge [Map · Street View]
Wire suspension bridge over Snoqualmie River on Trail
Open to pedestrians only

Magnolia Bridge [Map]
Deck truss bridge over Smith's Cove & Railroad on W Garfield Street
Open to traffic
Built 1929

McGraw Street Bridge [Map · Street View]
Concrete arch bridge over Ravine on McGraw Street in Seattle
Open to traffic
Built 1935

Meadowbrook Bridge [Map · Street View]
Parker through truss bridge over Snoqualmie River on 394 Place SE/Meadowbrook Way SE
Open to traffic
Built 1921, rehabilitated 2005

Meeker Street Bridge [Map · Street View]
Warren through truss bridge over Green River on Meeker Street in Kent
Open to traffic
Built 1958

Mill Creek Bridge [Map · Street View]
Concrete arch bridge over Mill Creek on 68th Avenue South in Kent
Open to traffic
Built 1915

MILW - Cedar River Bridge #1 [Map]
Through truss bridge over Cedar River on Private Road
Open to Seattle Public Utilities only
Built 1907-1909

MILW - Cedar River Bridge #2 [Map]
Through truss bridge over Cedar River on Private Road
Open to Seattle Public Utilities traffic
Built 1907-1909

MILW - Snoqualmie River Bridge [Map]
Lost Through truss bridge over Snoqualmie River on former MILW Railroad
No longer exists

MILW - South Fork Snoqualmie River Covered Bridge [Map]
Lost Through truss bridge over South Fork Snoqualmie River on Chicago, Milwaukee, St. Paul & Pacific
Replaced by a new bridge

Montlake Bridge [Map · Street View]
Bascule bridge over Montlake Cut on WA 513 in Seattle
Open to traffic
Built 1925; rehabilitated 1999

Mount Si Road Bridge [Map]
Through truss bridge over Middle Fork Snoqualmie River on Mount Si Road in Tanner
Replaced by a NEW THROUGH TRUSS bridge in 2008
Built 1904; rehabilitated 1955, Replaced 2008-09

Mount Si Road Bridge [Map · Street View]
Parker through truss bridge over Middle Fork Snoqualmie River on Mount Si Road
Open to traffic
Built 2008

NE Pacific Street Bridge [Map · Street View]
Closed-spandrel arch bridge over Rainier Vista on NE Pacific Street
Open to traffic

Newaukum Creek Bridge [Map · Street View]
Concrete arch bridge over Newaukum Creek on SE 400th Street
Open to traffic
Built 1927

North Bridge [Map]
Lost Parker through truss bridge over Duwamish River on Spokane Street West Waterway
Replaced by a new bridge
Built 1924; Struck June 11, 1978; Replaced 1991

Novelty Bridge [Map]
Steel through arch bridge over Snoqualmie River on NE 124th Street in Union Hill-Novelty Hill
Open to traffic
Built 2000

NP - Duwamish River Bridge [Map · Street View]
Bridge over Duwamish River on Northern Pacific Railroad
Open to traffic Repaired in the late 1920'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
Built 1911; Repaired and energy translated from the span to the counterweight in late 1920's

NP - Lake Washington Canal Bridge [Map]
Lost Warren through truss bridge over Lake Washington Canal on Northern Pacific Railroad
No longer exists
Built 1914 ; removed in 1976

NRM - East Fork Kimball Creek Bridge [Map]
Deck plate girder bridge over East Fork Kimball Creek on Railroad
Open to traffic

NRM - South Fork Snoqualmie River Bridge [Map · Street View]
Pratt through truss bridge over South Fork Snoqualmie River on Railroad
Open to traffic
Built 1891 crossing the Elkstone River in Montana; Moved here 1923-4, Rehabbed 2003-4

Old Cascade Highway Bridge [Map]
Pratt through truss bridge over Miller River on Old Cascade Highway
Closed due to flood damage
Built 1922

Overflow Channel Bridge [Map · Street View]
Concrete tee beam bridge over Overflow Channel on Sr 202
Open to traffic
Built 1925

Oxbow Bridge [Map]
Lost Warren through truss bridge over Duwamish Waterway on 1st Avenue South
Replaced by a new bridge
Built 1911; Draw mechanism replaced 1929; Replaced 1956

Patton Bridge [Map · Street View]
Beam bridge over Green River on SE Green Valley Road
Open to traffic
Built 1950

PSE - 155th Street Overpass [Map]
Lost Pony/through plate girder bridge over 155th Street on Puget Sound Electric Railway
Removed

PSE - Duwamish River Bridge [Map]
Lost Howe through truss bridge over Duwamish River on Puget Sound Electric Railway
Removed

Queen Anne Drive Bridge [Map · Street View]
Steel arch bridge over Ravine on N. Queen Anne Drive in Seattle
Open to traffic
Built 1935

Raging River Bridge [Map · Street View]
Concrete arch bridge over Raging River on SE 68th Street
Open to traffic
Built 1915

Raging River Bridge [Map · Street View]
Through truss bridge over Raging River on 328 Way SE in Fall City
Open to traffic
Built 1998

Raging River Bridge [Map · Street View]
Lost Pony plate girder bridge over Raging River on Preston-Fall City Road
Replaced by new bridge
Built 1937, replaced 1998

Ravenna Park Ravine Bridge [Map · Street View]
Steel arch bridge over Ravenna Park Ravine on 20th Avenue
Open to pedestrians
Built 1912

Renton Public Library [Map · Street View]
Slab bridge over Cedar River on Library
Open to pedestrians only
Built 1964

Riverton Drawbridge [Map · Street View]
Lost Double-intersection Warren through truss swing bridge over Duwamish River on Old Military Road
Removed but not replaced
Built 1903 of Douglas Fir & Cedar; Closed 1919; Removed 1927

Sammamish River Bridge [Map]
Open spandrel arch bridge over Sammamish River on NE 90th Street in Redmond
Open to traffic
Built 2001

Schmitz Park Bridge [Map · Street View]
Concrete rigid frame bridge over Schmitz Blvd, Ravine on Sw Admiral Way
Open to traffic
Built 1935

SECo - Lesci Park Bridge [Map]
Abandoned closed-spandrel arch bridge over Lake Washington Boulevard
Abandoned

Second Spokane Street Drawbridge [Map]
Pratt through truss bridge over Duwamish River on Spokane Street & Streetcars
Replaced by a new bridge
Built 1907; Replaced 1917

Snoqualmie Falls Motel Covered Bridge [Map]
Pratt through truss bridge over Railroad Avenue (Washington State Route 202)
Built 1986

Snoqualmie River Bridge [Map · Street View]
Through truss bridge over Snoqualmie River on WA 202 in Snoqualmie
Open to traffic
Built 1931

Snoqualmie Valley Trail - Reinig Bridge [Map · Street View]
Pratt through truss bridge over Snoqualmie River on pedestrian walkway
Open to pedestrians
Built 1916; Abandoned 1980; Converted to pedestrian use

Snoqualmie Valley Trail - South Fork Snoqualmie River Bridge [Map]
Pony truss bridge over South Fork Snoqualmie River on Trail
Open to pedestrians only

Snoqualmie Valley Trail - Tokul Creek Trestle [Map]
Deck plate girder bridge over Tokul Creek on Trail
Open to pedestrians only

Snoqualmie Valley Trail - Tolt River Bridge [Map]
Deck plate girder bridge over Tolt River on Trail
Open to pedestrians only

South Fork Skykomish River Bridge [Map · Street View]
Through truss bridge over South Fork Skykomish River on US 2
Open to traffic
Built 1938

South Fork Skykomish River Bridge [Map · Street View]
Warren through truss bridge over South Fork Skykomish River on 5th Street N in Skykomish
Open to traffic
Built 1939

South Fork Skykomish River Bridge [Map]
Steel stringer bridge over Skykomish River on Old Cascade Highway
Open to traffic
Built 1957

South Fork Snoqualmie River Bridge [Map]
Concrete arch bridge over South Fork Snoqualmie River
Open to traffic
Built 1927

South Fork Snoqualmie River Bridge [Map]
Lost truss bridge over South Fork Snoqualmie River
Lost
Built 1920

South Fork Snoqualmie River Bridge [Map · Street View]
Concrete tee beam bridge over South Fork Snoqualmie River on North Bend Way
Open to traffic
Built 1941

South Fork Snoqualmie River Bridge [Map · Street View]
Pony/through plate girder bridge over South Fork Snoqualmie River on Sr 202
Open to traffic
Built 1936

South Park Bridge [Map · Street View]
Through truss bridge over Duwamish River on 14 Avenue
Open to traffic
Built 2014

South Park Bridge (Old) [Map]
Bascule bridge over Duwamish River on 14th Avenue South in Seattle
Demolished. Main span removed September 1, 2010.
Built 1931

Spokane Street Bridge [Map · Street View]
Swing bridge over W. Waterway of Duwamish River on SW Spokane Street in Seattle
Open to traffic
Built 1991

SR 520 Floating Bridge [Map · Street View]
Floating bridge over Lake Washington on SR 520
Under construction

Stone Way Bridge [Map]
Pratt through truss bridge over Lake Union on Electric Railroad
Removed
Built 1911; Demolished 1917

Stossel Bridge [Map · Street View]
Through truss bridge over Snoqualmie River on NE Carnation Farm Road
Open to traffic
Built 1951

Taylor Creek Bridge
Pony truss bridge over Taylor Creek on Watershed Road #9
Open to traffic
Built 1910

Third Spokane Street Drawbridge [Map]
Lost Pratt through truss bridge over Duwamish River on Spokane Street & Streetcars
Replaced by a new bridge
Built 1917; Replaced by a new road bridge 1924, streetcar line closed 1928.

Tolt Hill Road Bridge [Map]
Through truss bridge over Snoqualmie River on NE Tolt Hill Road
Replaced by a NEW THROUGH TRUSS bridge in 2008
Built 1922; rehabilitated 1968, Replaced 2008

Tolt River Bridge [Map · Street View]
Through truss bridge over Tolt River on WA 203 in Carnation
Open to traffic
Built 1977

University Bridge [Map · Street View]
Bascule bridge over Portage Bay on Eastlake Avenue NE in Seattle
Open to traffic
Built 1919, approaches and bridge deck rebuilt between 1932 and 1933

UP - Black River Bridge [Map]
Pony/through plate girder bridge over Black River on Railroad
Open to traffic

UP - Green River Bridge [Map · Street View]
Pratt through truss bridge over Green River on Railroad
Open to traffic

UP - Green River Bridge (Spur) [Map · Street View]
Pratt through truss bridge over Green River on Railroad
Open to traffic

US 2 Tunnel [Map · Street View]
Tunnel on US 2
Open to traffic
Built 1937

W. Lake Union Center Pedestrian Bridge [Map]
Cable-stayed bridge over Westlake Ave N on pedestrian pathway
Open to pedestrians only

WA 99 Bridge [Map · Street View]
Concrete arch bridge over WA 99 on a pedestrian trail in Seattle
Open to traffic
Built 1933

Washington Park Arboretum Footbridge [Map · Street View]
Arch bridge over Lake Washington Blvd. E on pedestrian trail in Seattle
Open to pedestrians
Built 1910

West Cascade Snowshed [Map]
Snowshed on former Great Northern Railway
Open to pedestrians
Built in 1911 after an avalanche in the same spot killed 90 people just west of the old Cascade Tunnel in 1910. Due to the high cost of building it was the only all concrete snowshed built by the Great Northern

West North Bend Way Bridge [Map · Street View]
Slab bridge over Overflow Channel on West North Bend Way
Open to traffic
Built 1941

Weyerhaeuser Road Bridge [Map · Street View]
Timber stringer bridge over State Route 410 on Weyerhaeuser Road
Closed to all traffic
Built 1960

Weyerhaeuser Road Bridge [Map · Street View]
Stringer bridge over Weyerhaeuser Mainline Road on SE Mud Mountain Road
Open to traffic
Built 1960; rehabilitated 1995

Weyerhaeuser Road Bridge [Map · Street View]
Abandoned Concrete tee beam bridge over Scatter Creek on Former Weyerhaeuser Mainline Road
Demolished

White River Bridge [Map · Street View]
Through truss bridge over White River on WA 410 in Buckley
Open to traffic
Built 1949

Whitney Bridge [Map]
Lost Parker through truss bridge over Green River on Whitney Road
Replaced by a new bridge
Built 1925; removed when new bridge built c. 1990 and placed in field, scrapped c. 2008

Woodbine Way Bridge [Map]
Concrete arch bridge over Ravine on Woodbine Way in Seattle
Open to traffic
Built 1928

Yesler Way Bridge [Map]
Girder bridge over 4th Ave S on Yesler Way
Open to traffic
Built 1909; rehabilitated 1975