US Bridges

US 395 over Colville River

Fair

Stevens County, Washington · 0.9 N JCT SR 231 · Structure no. 0000432A0000000

Built
1921
104 years old, rebuilt 1963
Condition
Fair
inspected August 2024
Type
Tee Beam
Concrete Continuous
Length
98 ft
3 main spans
Daily traffic
8,606
2023 count
Owner
State
State Highway Agency

About this bridge

US 395 over Colville River is a concrete continuous tee beam carrying US 395 over Colville River in Stevens County, Washington. It was built in 1921 and reconstructed in 1963, so it is 104 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 5 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 8,606 vehicles a day, roughly 10% of them trucks, projected to reach 9,844 by 2039. The structure is 98 ft (29.9 m) long and 42 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

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CarriesUS 395
CrossesColville River
Location0.9 N JCT SR 231
RouteU.S. Route 395
CountyStevens County
StateWashington
Coordinates48.22089, -117.71542
Functional classRural Principal Arterial - Other

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating37 US tons
Inventory rating22 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length98 ft (29.9 m)
Longest span55 ft (16.8 m)
Deck width42 ft (12.7 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,606 (2023)
Projected traffic9,844 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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$2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 395 over Colville River built?

It was built in 1921, making it 104 years old in 2025. It was reconstructed in 1963.

What condition is US 395 over Colville River 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 August 2024.

How much traffic does US 395 over Colville River carry?

About 8,606 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is US 395 over Colville River?

The structure is 98 ft (29.9 m) long with a longest span of 55 ft (16.8 m) and a deck 42 ft wide.

Who owns US 395 over Colville River?

It is owned by the State Highway Agency.