US Bridges

Plaza Way over Russell Creek

Fair

Walla Walla County, Washington · 00.323 N Braden RD · Structure no. 080342000000000

Built
1920
105 years old, rebuilt 1977
Condition
Fair
inspected September 2023
Type
Tee Beam
Concrete
Length
34 ft
1 main span
Daily traffic
2,595
2021 count
Owner
County
County Highway Agency

About this bridge

Plaza Way over Russell Creek is a concrete tee beam carrying Plaza Way over Russell Creek in Walla Walla County, Washington. It was built in 1920 and reconstructed in 1977, so it is 105 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 5 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 2,595 vehicles a day, roughly 15% of them trucks, projected to reach 4,687 by 2041. The structure is 34 ft (10.4 m) long and 33 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesPlaza Way
CrossesRussell Creek
Location00.323 N Braden RD
RouteCounty Highway 92580
Coordinates46.02936, -118.34475
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating20 US tons
Inventory rating10 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 10
Structure length34 ft (10.4 m)
Longest span29 ft (8.8 m)
Deck width33 ft (10.1 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,595 (2021)
Projected traffic4,687 by 2041
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.6 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Plaza Way over Russell Creek built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 1977.

What condition is Plaza Way over Russell Creek 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 Plaza Way over Russell Creek carry?

About 2,595 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is Plaza Way over Russell Creek?

The structure is 34 ft (10.4 m) long with a longest span of 29 ft (8.8 m) and a deck 33 ft wide.

Who owns Plaza Way over Russell Creek?

It is owned by the County Highway Agency.