US Bridges

US 195 over Old Bn RR

Fair

Whitman County, Washington · 2.9 N JCT SR 271 · Structure no. 0009735B0000000

Built
1975
50 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
576 ft
4 main spans
Daily traffic
4,655
2023 count
Owner
State
State Highway Agency

About this bridge

US 195 over Old Bn RR is a prestressed concrete continuous stringer/multi-beam or girder carrying US 195 over Old Bn RR in Whitman County, Washington. It was built in 1975, so it is 50 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 4,655 vehicles a day, roughly 15% of them trucks, projected to reach 5,382 by 2039. The structure is 576 ft (175.6 m) long and 43 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesUS 195
CrossesOld Bn RR
Location2.9 N JCT SR 271
RouteU.S. Route 195
Coordinates47.25057, -117.36164
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating42 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length576 ft (175.6 m)
Longest span144 ft (43.9 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,655 (2023)
Projected traffic5,382 by 2039
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesOther
Detour if closed6.2 mi (10 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$11.5 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 195 over Old Bn RR built?

It was built in 1975, making it 50 years old in 2025.

What condition is US 195 over Old Bn RR 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 September 2023.

How much traffic does US 195 over Old Bn RR carry?

About 4,655 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is US 195 over Old Bn RR?

The structure is 576 ft (175.6 m) long with a longest span of 144 ft (43.9 m) and a deck 43 ft wide.

Who owns US 195 over Old Bn RR?

It is owned by the State Highway Agency.