US Bridges

SR 125 over Walla Walla River

Good

Walla Walla County, Washington · 0.8 N Oregon · Structure no. 0013309A0000000

Built
1988
37 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
148 ft
1 main span
Daily traffic
17,209
2023 count
Owner
State
State Highway Agency

About this bridge

SR 125 over Walla Walla River is a prestressed concrete stringer/multi-beam or girder carrying SR 125 over Walla Walla River in Walla Walla County, Washington. It was built in 1988, so it is 37 years old, younger 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 17,209 vehicles a day, roughly 5% of them trucks, projected to reach 18,555 by 2039. The structure is 148 ft (45.1 m) long and 87 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 125
CrossesWalla Walla River
Location0.8 N Oregon
RouteState Highway 125
Coordinates46.01237, -118.38933
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating41 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length148 ft (45.1 m)
Longest span140 ft (42.7 m)
Deck width87 ft (26.5 m)
Roadway width84 ft (25.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,209 (2023)
Projected traffic18,555 by 2039
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 125 over Walla Walla River built?

It was built in 1988, making it 37 years old in 2025.

What condition is SR 125 over Walla Walla 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 March 2024.

How much traffic does SR 125 over Walla Walla River carry?

About 17,209 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SR 125 over Walla Walla River?

The structure is 148 ft (45.1 m) long with a longest span of 140 ft (42.7 m) and a deck 87 ft wide.

Who owns SR 125 over Walla Walla River?

It is owned by the State Highway Agency.