US Bridges

County Road 2090 over Couse Creek

Fair

Asotin County, Washington · 0.07 MI So JCT 2040 · Structure no. 080534000000000

Built
1972
53 years old, rebuilt 1974
Condition
Fair
inspected April 2024
Type
Tee Beam
Prestressed Concrete
Length
30 ft
1 main span
Daily traffic
281
2020 count
Owner
County
County Highway Agency

About this bridge

County Road 2090 over Couse Creek is a prestressed concrete tee beam carrying County Road 2090 over Couse Creek in Asotin County, Washington. It was built in 1972 and reconstructed in 1974, so it is 53 years old, older than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 281 vehicles a day, roughly 21% of them trucks, projected to reach 600 by 2040. The structure is 30 ft (9.1 m) long and 28 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesCounty Road 2090
CrossesCouse Creek
Location0.07 MI So JCT 2040
RouteCounty Highway 209
CountyAsotin County
StateWashington
Coordinates46.20465, -116.96783
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.8 US tons
Inventory rating40 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span28 ft (8.5 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic281 (2020)
Projected traffic600 by 2040
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$314,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 2090 over Couse Creek built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 1974.

What condition is County Road 2090 over Couse Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does County Road 2090 over Couse Creek carry?

About 281 vehicles per day (2020 count), of which roughly 21% are trucks.

How long is County Road 2090 over Couse Creek?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.5 m) and a deck 28 ft wide.

Who owns County Road 2090 over Couse Creek?

It is owned by the County Highway Agency.