US Bridges

S 224th Street over SR 167 88th Ave S

Good

King County, Washington · 0.15 MI E of 84th Ave S · Structure no. 089151000000000

Built
2019
6 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
439 ft
3 main spans
Daily traffic
2,200
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

S 224th Street over SR 167 88th Ave S is a prestressed concrete continuous stringer/multi-beam or girder carrying S 224th Street over SR 167 88th Ave S in King County, Washington. It was built in 2019, so it is 6 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,200 vehicles a day, roughly 5% of them trucks, projected to reach 3,100 by 2041. The structure is 439 ft (133.8 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS 224th Street
CrossesSR 167 88th Ave S
Location0.15 MI E of 84th Ave S
RouteCity Street 615
Coordinates47.40119, -122.22481
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating62.2 US tons
Inventory rating47.8 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length439 ft (133.8 m)
Longest span175 ft (53.3 m)
Deck width43 ft (13.1 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,200 (2021)
Projected traffic3,100 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$9.6 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was S 224th Street over SR 167 88th Ave S built?

It was built in 2019, making it 6 years old in 2025.

What condition is S 224th Street over SR 167 88th Ave S 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 April 2024.

How much traffic does S 224th Street over SR 167 88th Ave S carry?

About 2,200 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is S 224th Street over SR 167 88th Ave S?

The structure is 439 ft (133.8 m) long with a longest span of 175 ft (53.3 m) and a deck 43 ft wide.

Who owns S 224th Street over SR 167 88th Ave S?

It is owned by the City or Municipal Highway Agency.