I-5

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I-5 - Antlers Bridge (Shasta County, California)
Built 1941; rehabilitated 1967
Spandrel braced cantilever Deck truss bridge over Sacramento River on I-5 in Lakehead-Lakeshore
Open to traffic

I-5 - Booth Ranch Bridge (Southbound) (Douglas County, Oregon)
Built 1965; rehabilitated 1983
Warren deck truss bridge over South Umpqua River on Southbound I-5
Open to traffic

I-5 - Cowlitz River Bridge (Northbound) (Lewis County, Washington)
Built 1953
Polygonal Warren through truss bridge over Cowlitz River on I-5
Open to traffic

I-5 - Cowlitz River Bridge (Southbound) (Lewis County, Washington)
Built 1953
Polygonal Warren through truss bridge over Cowlitz River on I-5 Southbound
Open to traffic

I-5 - Dog Creek Bridge (Shasta County, California)
Built 1956; rehabilitated 1989
Concrete arch bridge over Dog Creek on I-5 in Lakehead-Lakeshore
Open to traffic

I-5 - East Fork Lewis River Bridge (Northbound) (Clark County, Washington)
Built 1936
Through truss bridge over East Fork Lewis River on I-5 Northbound
Open to traffic

I-5 - Ebey Slough Bridge (Southbound) (Snohomish County, Washington)
Built 1954; rehabilitated 1968
Steel stringer bridge over Ebey Slough BNSF RR WA 529 on Southbound I-5
Open to traffic

I-5 - Fords Bridge (Douglas County, Oregon)
Built 1957; Replaced 2003
Lost Warren deck truss bridge over South Umpqua River on I-5
Replaced by new bridge

I-5 - Interstate Bridge (Northbound) (Multnomah County, Oregon)
Built 1917, Main span modification 1958
Vertical lift bridge over the Columbia River on northbound I-5 between Vancouver and Portland in Portland
Open to traffic

I-5 - Interstate Bridge (Southbound) (Multnomah County, Oregon)
Built 1958
Parker through truss bridge over Columbia River on Southbound I-5
Open to traffic

I-5 - Lake Washington Ship Canal Bridge (King County, Washington)
Built 1962
Deck truss bridge over Lake Washington Ship Canal on I-5 in Seattle
Open to traffic

I-5 - Marquam Bridge (Multnomah County, Oregon)
Built 1966, Seismic Retrofit 1996
Cantilevered Warren deck truss bridge over Willamette River on I-5 in Portland
Open to traffic

I-5 - Nisqually River Bridge (Northbound) (Thurston County, Washington)
Built 1937; rehabilitated 1982
Polyngonal Warren through truss bridge over Nisqually River on I-5
Open to traffic

I-5 - Nisqually River Bridge (Southbound) (Thurston County, Washington)
Built 1967
Polygonal Warren through truss bridge over Nisqually River on Southbound I-5
Open to traffic

I-5 - Nooksack River Bridge (Northbound) (Whatcom County, Washington)
Built 1955
Polygonal Warren through truss bridge over Nooksack River on I-5 in Ferndale
Open to traffic

I-5 - North Fork Lewis River Bridge (Northbound) (Clark County, Washington)
Built 1968
Continuous Warren through truss bridge over North Fork Lewis River on I-5 northbound
Open to traffic

I-5 - North Fork Lewis River Bridge (Southbound) (Clark County, Washington)
Built 1940
Coninuous Warren through truss bridge over North Fork Lewis River on I-5 southbound
Open to traffic

I-5 - Pit River Bridge (Shasta County, California)
Built 1941
Double deck, deck truss bridge over Shasta Lake (Pit River Arm) on I-5 & Union Pacific Railroad
Open to traffic

I-5 - Sacramento River Bridge (Siskiyou County, California)
Built 1955; rehabilitated 1983
Concrete arch bridge over Sacramento River on I-5 in Dunsmuir
Open to traffic

I-5 - Santiam River Bridge (Marion County, Oregon)
SB built 1946, NB built 1958, NB replaced 1991, SB replaced 1995
Lost pair of steel arch bridges over Santiam River on Interstate 5
Replaced by new bridge

I-5 - Shady Bridges (Douglas County, Oregon)
Northbound bridge built 1955; southbound built 1964, Both spans replaced 2009
Lost pair of Warren deck truss bridges over South Umpqua River I-5 in Green
Replaced by a concrete box girder bridge in 2009

I-5 - Skagit River Bridge (Skagit County, Washington)
Built 1955
Through truss bridge over Skagit River on I-5 in Mount Vernon
Open to traffic

I-5 - Skookumchuck River Bridge (Northbound) (Lewis County, Washington)
Built 1951
Polygonal Warren through truss bridge over Skookumchuck River on I-5 in Centralia
Open to traffic

I-5 - Skookumchuck River Bridge (Southbound) (Lewis County, Washington)
Built 1951
Polygonal Warren through truss bridge over Skookumchuck River on I-5 Southbound in Centralia
Open to traffic

I-5 - Stillaguamish River Bridge (Southbound) (Snohomish County, Washington)
Built 1933
Through truss bridge over Stillaguamish River on I-5
Open to traffic

I-5 - Toutle River Bridge (Northbound) (Cowlitz County, Washington)
Built 1969
Tied steel through arch bridge over Toutle River on Northbound I-5
Open to traffic

I-5 - Toutle River Bridge (Southbound) (Cowlitz County, Washington)
Built 1969
Tied steel through arch bridge over Toutle River on Southbound I-5
Open to traffic

I-5 - Veterans Bridge (Douglas County, Oregon)
Built 1955; Widend 1976
Pair of Warren deck truss bridges over South Umpqua River on I-5 in Roseburg
Open to traffic

I-5 - Willamette River Bridge (Northbound) (Lane County, Oregon)
Completion 2013
Open-spandrel arch bridge over Willamette River on I-5 Northbound
Under construction

I-5 - Willamette River Bridge (Southbound) (Lane County, Oregon)
Built 2011
Open-spandrel arch bridge over Willamette River on I-5 Southbound
Open to traffic

I-5 - Winchester Bridge (Northbound) (Douglas County, Oregon)
Built 1955
Warren deck truss bridge over North Umpqua River on I-5 in Roseburg
Open to traffic

I-5 - Winchester Bridge (Southbound) (Douglas County, Oregon)
Built 1964; rehabilitated 1996
Warren deck truss bridge over North Umpqua River on I-5 Southbound
Open to traffic