Oregon Railroad & Navigation Co.

Reporting mark: OR&N
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BNSF - Willamette River Bridge (Multnomah County, Oregon)
1908 Built with swing span, 1989 Vertical lift replaces swing span
Vertical lift bridge over Willamette River on BNSF Railway Line in Portland
Open to traffic

Columbia southern railway trestle (Sherman County, Oregon)
Built 1900
Lost Bridge
No longer exists

Columbia Southern Railway unnamed canyon trestle (Sherman County, Oregon)
Built 1900
Lost Timber stringer bridge
No longer exists

OR&N - John Day River Bridge (Old) (Sherman County, Oregon)
Built 1887; Replaced 1907 and relocated to Coburg, Oregon
Lost Whipple through truss bridge over John Day River on Oregon Railroad & Navigation Co.
Replaced by a new bridge and relocated

OR&N Hood River bridge (Hood River County, Oregon)
Lost Bridge over Hood River on OR&N railway over Hood River
Replaced by a new bridge

ORW&N Deschutes River bridge (Sherman County, Oregon)
Lost Warren through truss bridge over Deschutes river
Replaced by a new bridge

ORWN - Weatherby Tunnel (Old) (Baker County, Oregon)
Built 1884 south portal demolished by highway construction in 1929
Lost Tunnel
Demolished

OSL - Snake River Pegram Truss Bridge (Malheur County, Oregon)
Built 1894; Replaced 1914, some trusses relocated
Lost Pegram through truss bridge over Snake River on Oregon Short Line Railroad
Replaced by a new bridge

OWR&N - Chehalis River Bridge (Grays Harbor County, Washington)
Built 1911
Pratt through truss bridge over Chehalis River on Oregon-Washington Railroad & Navigation Co.
Removed

OWR&N Copperfield tunnel (Baker County, Oregon)
Built 1910
Tunnel on Former ORW&N railway now raod
Open to traffic

Palmer Lumber Company Sawmill Bridge (Union County, Oregon)
Built 1907 replaced 1940 when Lumber mill was tore down
Lost Timber stringer bridge over Grande Ronde River and log pond on Oregon Washington Railway and Navigaton Company Railroad over Grnade Ronde River
No longer exists

PCC - South Fork Palouse River Bridge (Whitman County, Washington)
Built 1899
Pratt through truss bridge over South Fork Palouse River on Palouse River & Coulee City Railroad
Open to traffic

PCC - South Fork Palouse River Bridge (Whitman County, Washington)
Built 1899 by the Oregon Railroad & Navigation Co. (OR&N)
Pratt through truss bridge over South Fork Palouse River on Palouse River & Coulee City Railroad
Open to traffic

Steel Bridge (Old) (Multnomah County, Oregon)
Built 1888, Replaced 1912
Lost Truss bridge over Willamette river on Oregon Railway and Navigation Co. & Road
Replaced by a new bridge

UP - John Day River Bridge (Old) (Sherman County, Oregon)
Built 1907; Replaced 1967
Lost Bridge over John Day River on Union Pacific Railroad
Replaced by a new bridge

UP - Riparia Bridge (Whitman County, Washington)
Built 1889; Removed 1969
Lost Pratt through truss swing bridge over Snake River on Union Pacific Railroad
Removed

UP- sandy River Bridge (Old) (Multnomah County, Oregon)
Built 1883 by the OR&N Co. Replaced by current truss bridge 1906
Lost Warren through truss with all verticals bridge over Snady River
Replaced by a new bridge