OR 99W

WEST PACIFIC HIGHWAY

Marys River Bridge (Benton County, Oregon)
Built 1933
Parker through truss bridge over Marys River on Northbound OR 99W in Corvallis
Open to traffic

Miller Creek Bridge (Benton County, Oregon)
Built 1933
Lost wooden bridge over Miller Creek on OR 99W
Replaced by a pre-cast concrete slab bridge in 2008

Newbury Street Viaduct (Multnomah County, Oregon)
Built 1934
Wooden bridge over SW Newbury Street on OR 99W in Portland
Open to traffic

North Yamhill River Bridge (Yamhill County, Oregon)
Built 1921
Warren deck truss bridge over North Yamhill River on Southbound OR 99W
Open to traffic

PNWR - St. Joseph Undercrossing (Yamhill County, Oregon)
Built 1921, Lengthened and raised 1953.
Steel stringer bridge over OR 99W on Portland & Western Railroad
Open to traffic

Tualatin River Bridge (Washington County, Oregon)
Built 1929
Warren deck truss bridge over Tualatin River on OR 99W SB in Tualatin
Open to traffic

Vermont Street Viaduct (Multnomah County, Oregon)
Built 1934
Wooden bridge over SW Vermont Street on OR 99W in Portland
Open to traffic

Whiteson Bridge (Yamhill County, Oregon)
Built 1938, Replaced 2002
Lost Steel stringer bridge over South Yamhill River on OR 99W
Replaced by pre-cast girder bridge in 2002

Whiteson Dip Bridge (Yamhill County, Oregon)
Built 1956
Concrete deck girder bridge over Whiteson Dip on OR-99W
Open to traffic