US Bridges

SR 25 over Colville River

Good

Stevens County, Washington · 54.9 N Lincoln CO · Structure no. 0002555A0000000

Built
1939
86 years old
Condition
Good
inspected April 2023
Type
Tee Beam
Concrete Continuous
Length
188 ft
5 main spans
Daily traffic
1,142
2023 count
Owner
State
State Highway Agency

About this bridge

SR 25 over Colville River is a concrete continuous tee beam carrying SR 25 over Colville River in Stevens County, Washington. It was built in 1939, so it is 86 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 1,142 vehicles a day, roughly 12% of them trucks, projected to reach 1,264 by 2039. The structure is 188 ft (57.3 m) long and 27 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesSR 25
CrossesColville River
Location54.9 N Lincoln CO
RouteState Highway 25
Coordinates48.57318, -118.08767
Functional classRural Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating20.7 US tons
Inventory rating16.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length188 ft (57.3 m)
Longest span60 ft (18.3 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,142 (2023)
Projected traffic1,264 by 2039
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

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$2.7 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 25 over Colville River built?

It was built in 1939, making it 86 years old in 2025.

What condition is SR 25 over Colville 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 April 2023.

How much traffic does SR 25 over Colville River carry?

About 1,142 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is SR 25 over Colville River?

The structure is 188 ft (57.3 m) long with a longest span of 60 ft (18.3 m) and a deck 27 ft wide.

Who owns SR 25 over Colville River?

It is owned by the State Highway Agency.