OR 99
View Exhibit mapOLD PACIFIC HIGHWAY: Oregon Route 99 which is broken into segments throughout the state is the route of Old U.S. Route 99. Located along the route many Conde B. McCullough designed bridges can be found in some spectacular settings. Some of the major crossings along Oregon 99 have been rehabilitated and restored, while some are in need of work in order to be saved.
Ashland Creek Bridge (Jackson County, Oregon)
Built 1911Concrete arch bridge over Ashland Creek on OR 99 in AshlandOpen to traffic
Caveman Bridge (1931) (Josephine County, Oregon)
Built 1931Rainbow arch bridge over Rogue River on Southbound US 199 in Grants PassOpen to traffic
Foots Creek Bridge (Jackson County, Oregon)
Built 1928Concrete tee beam bridge over Foots Creek on OR 99 (Old U.S. 99)Open to traffic
Gold Hill Bridge (Jackson County, Oregon)
Built 1927; rehabilitated 1947Concrete arch bridge over Rogue River on OR 99 at Gold HillOpen to traffic
Harrisburg Bridge (Linn County, Oregon)
Built 1925; rehabilitated 1976Parker through truss bridge over Willamette River on OR 99E in HarrisburgOpen to traffic
Hill Creek Bridge (Lane County, Oregon)
Built 1938Wooden bridge over Hill Creek on OR 99Open to traffic
I-5 - Santiam River Bridge (Marion County, Oregon)
SB built 1946, NB built 1958, NB replaced 1991, SB replaced 1995Lost pair of steel arch bridges over Santiam River on Interstate 5Replaced by new bridge
Martin Luther King Jr. Blvd Viaduct (Multnomah County, Oregon)
Built 1937, Replaced 2008-2009Stringer bridge over UPRR & Division Street on Oregon 99E in PortlandReplaced by a new bridge
Marys River Bridge (Benton County, Oregon)
Built 1933Parker through truss bridge over Marys River on Northbound OR 99W in CorvallisOpen to traffic
Miller's Gulch Bridge (Jackson County, Oregon)
Built 1920, Widened 1948Concrete tee beam bridge over Miller's Gulch on OR 99 (Old U.S. 99)Open to traffic
Molalla River Bridge (Clackamas County, Oregon)
Built 1936, Made One-Way in 1963Warren deck truss bridge over Molalla River on Northbound OR-99 EOpen to traffic
Myrtle Creek Bridge (Douglas County, Oregon)
Built 1930Stringer bridge over Myrtle Creek on OR-99 (Old Pacific Highway) in Myrtle CreekOpen to traffic
Myrtle Creek Bridge (Douglas County, Oregon)
Built 1922, Rehabilitation & Widening 2007Concrete arch bridge over South Umpqua River on CR 386 in Myrtle CreekOpen to traffic
North Yamhill River Bridge (Yamhill County, Oregon)
Built 1921Warren deck truss bridge over North Yamhill River on Southbound OR 99WOpen to traffic
PNWR - St. Joseph Undercrossing (Yamhill County, Oregon)
Built 1921, Lengthened and raised 1953.Steel stringer bridge over OR 99W on Portland & Western RailroadOpen to traffic
Pudding River Bridge (Clackamas County, Oregon)
Built 1947Steel tied arch bridge over Pudding River on OR-99EOpen to traffic
Rock Point Bridge (Jackson County, Oregon)
Built 1919, Rehabilitated 2010Concrete arch bridge over Rogue River on OR 99Open to traffic
Sardine Creek Bridge (Jackson County, Oregon)
Built 1938Concrete deck girder bridge over Sardine Creek on OR 99Open to traffic
South Umpqua River Bridge (Douglas County, Oregon)
Replaced 2000Lost continuous Warren through truss bridge over South Umpqua River on CR 387 in DillardBuilt in 1939, Replaced by new bridge in 2000
Steel Bridge (1912) (Multnomah County, Oregon)
Built 1912Vertical-lift through truss bridge over Willamette River on Pacific Highway West & MAX Blue Line in PortlandOpen to highway and light rail traffic on upper deck; bicycle/pedestrian and rail traffic on lower deck
Tualatin River Bridge (Washington County, Oregon)
Built 1929Warren deck truss bridge over Tualatin River on OR 99W SB in TualatinOpen to traffic
Whiteson Bridge (Yamhill County, Oregon)
Built 1938, Replaced 2002Lost Steel stringer bridge over South Yamhill River on OR 99WReplaced by pre-cast girder bridge in 2002
Whiteson Dip Bridge (Yamhill County, Oregon)
Built 1956Concrete deck girder bridge over Whiteson Dip on OR-99WOpen to traffic
Winchester Bridge (1923) (Douglas County, Oregon)
Built 1923, Rehabilitated 2008Concrete arch bridge over North Umpqua River on OR 99Open to Traffic