US Bridges

US 195 over S Fk Palouse River

Poor

Whitman County, Washington · 0.3 N JCT SR 272 · Structure no. 000000BI0000000

Built
1923
102 years old
Condition
Poor
inspected July 2024
Type
Tee Beam
Concrete Continuous
Length
228 ft
2 main spans
Daily traffic
9,381
2023 count
Owner
State
State Highway Agency

About this bridge

US 195 over S Fk Palouse River is a concrete continuous tee beam carrying US 195 over S Fk Palouse River in Whitman County, Washington. It was built in 1923, so it is 102 years old, older than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 9,381 vehicles a day, roughly 10% of them trucks, projected to reach 11,081 by 2039. The structure is 228 ft (69.5 m) long and 80 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesUS 195
CrossesS Fk Palouse River
Location0.3 N JCT SR 272
RouteU.S. Route 195
Coordinates46.884, -117.36454
Functional classRural Principal Arterial - Other

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be 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 rating26.5 US tons
Inventory rating20.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length228 ft (69.5 m)
Longest span114 ft (34.7 m)
Deck width80 ft (24.4 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,381 (2023)
Projected traffic11,081 by 2039
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$6.3 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 195 over S Fk Palouse River built?

It was built in 1923, making it 102 years old in 2025.

What condition is US 195 over S Fk Palouse River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does US 195 over S Fk Palouse River carry?

About 9,381 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is US 195 over S Fk Palouse River?

The structure is 228 ft (69.5 m) long with a longest span of 114 ft (34.7 m) and a deck 80 ft wide.

Who owns US 195 over S Fk Palouse River?

It is owned by the State Highway Agency.