US Bridges

SR 125 over Spring Branch

Fair

Walla Walla County, Washington · 5.1 N JCT SR 125 Spur · Structure no. 002000760000000

Built
1960
65 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
442
2023 count
Owner
State
State Highway Agency

About this bridge

SR 125 over Spring Branch is a concrete continuous culvert carrying SR 125 over Spring Branch in Walla Walla County, Washington. It was built in 1960, so it is 65 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 442 vehicles a day, roughly 11% of them trucks, projected to reach 567 by 2039. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 49.7 mi (80 km).

Location

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CarriesSR 125
CrossesSpring Branch
Location5.1 N JCT SR 125 Spur
RouteState Highway 125
CountyWalla Walla County
StateWashington
Coordinates46.13396, -118.37603
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 15
Structure length22 ft (6.7 m)
Longest span13 ft (4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic442 (2023)
Projected traffic567 by 2039
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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$272,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 125 over Spring Branch built?

It was built in 1960, making it 65 years old in 2025.

What condition is SR 125 over Spring Branch 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 May 2023.

How much traffic does SR 125 over Spring Branch carry?

About 442 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 125 over Spring Branch?

The structure is 22 ft (6.7 m) long with a longest span of 13 ft (4 m).

Who owns SR 125 over Spring Branch?

It is owned by the State Highway Agency.