US Bridges

R ST SE over Stuck River

Fair

King County, Washington · 1.4 MI S of SR-18 · Structure no. 085494000000000

Built
1967
58 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
250 ft
3 main spans
Daily traffic
19,500
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

R ST SE over Stuck River is a concrete continuous box beam or girders - multiple carrying R ST SE over Stuck River in King County, Washington. It was built in 1967, so it is 58 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 19,500 vehicles a day, roughly 35% of them trucks, projected to reach 24,500 by 2040. The structure is 250 ft (76.2 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesR ST SE
CrossesStuck River
Location1.4 MI S of SR-18
RouteCity Street 55
Coordinates47.27475, -122.20808
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating26.5 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length250 ft (76.2 m)
Longest span100 ft (30.5 m)
Deck width35 ft (10.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,500 (2020)
Projected traffic24,500 by 2040
Trucks35%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$9.4 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was R ST SE over Stuck River built?

It was built in 1967, making it 58 years old in 2025.

What condition is R ST SE over Stuck River 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 October 2024.

How much traffic does R ST SE over Stuck River carry?

About 19,500 vehicles per day (2020 count), of which roughly 35% are trucks.

How long is R ST SE over Stuck River?

The structure is 250 ft (76.2 m) long with a longest span of 100 ft (30.5 m) and a deck 35 ft wide.

Who owns R ST SE over Stuck River?

It is owned by the City or Municipal Highway Agency.