US Bridges

US 195 over Cottonwood Creek

Good

Whitman County, Washington · 5.3 N JCT SR 23 · Structure no. 002005620000000

Built
1941
84 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
4,027
2022 count
Owner
State
State Highway Agency

About this bridge

US 195 over Cottonwood Creek is a concrete continuous culvert carrying US 195 over Cottonwood Creek in Whitman County, Washington. It was built in 1941, so it is 84 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 4,027 vehicles a day, roughly 5% of them trucks. The structure is 25 ft (7.7 m) long. If it were closed, the detour would be 8.1 mi (13 km).

CarriesUS 195
CrossesCottonwood Creek
Location5.3 N JCT SR 23
RouteU.S. Route 195
Coordinates47.08183, -117.38222
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.2 US tons
Inventory rating59.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length25 ft (7.7 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,027 (2022)
Projected traffic—
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$579,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 195 over Cottonwood Creek built?

It was built in 1941, making it 84 years old in 2025.

What condition is US 195 over Cottonwood Creek 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 2024.

How much traffic does US 195 over Cottonwood Creek carry?

About 4,027 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is US 195 over Cottonwood Creek?

The structure is 25 ft (7.7 m) long with a longest span of 11 ft (3.5 m).

Who owns US 195 over Cottonwood Creek?

It is owned by the State Highway Agency.