US Bridges

SR 14 over White Salmon River

Good

Klickitat County, Washington · 41.8 E Clark CO · Structure no. 0008842A0000000

Built
1971
54 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
296 ft
3 main spans
Daily traffic
5,853
2023 count
Owner
State
State Highway Agency

About this bridge

SR 14 over White Salmon River is a steel continuous stringer/multi-beam or girder carrying SR 14 over White Salmon River in Klickitat County, Washington. It was built in 1971, so it is 54 years old, older than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,853 vehicles a day, roughly 10% of them trucks, projected to reach 7,386 by 2039. The structure is 296 ft (90.2 m) long and 43 ft wide. If it were closed, the detour would be 18 mi (29 km).

CarriesSR 14
CrossesWhite Salmon River
Location41.8 E Clark CO
RouteState Highway 14
Coordinates45.72873, -121.52242
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length296 ft (90.2 m)
Longest span194 ft (59.1 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,853 (2023)
Projected traffic7,386 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$5.9 million (2022 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was SR 14 over White Salmon River built?

It was built in 1971, making it 54 years old in 2025.

What condition is SR 14 over White Salmon River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2023.

How much traffic does SR 14 over White Salmon River carry?

About 5,853 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is SR 14 over White Salmon River?

The structure is 296 ft (90.2 m) long with a longest span of 194 ft (59.1 m) and a deck 43 ft wide.

Who owns SR 14 over White Salmon River?

It is owned by the State Highway Agency.