US Bridges

Willard Road over Little White Salmon Rive

GoodPosted for load

Skamania County, Washington · 1.54 N JCT 93041 · Structure no. 079700000000000

Built
1968
57 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
160 ft
1 main span
Daily traffic
146
2024 count
Owner
County
County Highway Agency

About this bridge

Willard Road over Little White Salmon Rive is a prestressed concrete stringer/multi-beam or girder carrying Willard Road over Little White Salmon Rive in Skamania County, Washington. It was built in 1968, so it is 57 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. Its operating status is: posted for load restriction.

It carries about 146 vehicles a day, roughly 15% of them trucks, projected to reach 256 by 2042. The structure is 160 ft (48.8 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesWillard Road
CrossesLittle White Salmon Rive
Location1.54 N JCT 93041
RouteCounty Highway 30870
Coordinates45.78, -121.62861
Functional classRural Minor Collector

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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating21.8 US tons
Inventory rating16.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length160 ft (48.8 m)
Longest span90 ft (27.4 m)
Deck width32 ft (9.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic146 (2024)
Projected traffic256 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$6.1 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Willard Road over Little White Salmon Rive built?

It was built in 1968, making it 57 years old in 2025.

What condition is Willard Road over Little White Salmon Rive 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 September 2024.

How much traffic does Willard Road over Little White Salmon Rive carry?

About 146 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is Willard Road over Little White Salmon Rive?

The structure is 160 ft (48.8 m) long with a longest span of 90 ft (27.4 m) and a deck 32 ft wide.

Who owns Willard Road over Little White Salmon Rive?

It is owned by the County Highway Agency.