US Bridges

244th Ave NE over Wetland

Good

King County, Washington · 0.3 MI S of NE 8th ST · Structure no. 088560000000000

Built
2010
15 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Concrete Continuous
Length
605 ft
8 main spans
Daily traffic
2,700
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

244th Ave NE over Wetland is a concrete continuous stringer/multi-beam or girder carrying 244th Ave NE over Wetland in King County, Washington. It was built in 2010, so it is 15 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 2,700 vehicles a day, roughly 3% of them trucks, projected to reach 4,500 by 2041. The structure is 605 ft (184.4 m) long and 45 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries244th Ave NE
CrossesWetland
Location0.3 MI S of NE 8th ST
RouteCity Street 1136
Coordinates47.61247, -122.01406
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating50.4 US tons
Inventory rating38.9 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHL 93
Structure length605 ft (184.4 m)
Longest span75 ft (22.9 m)
Deck width45 ft (13.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2021)
Projected traffic4,500 by 2041
Trucks3%
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 statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$22.2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 244th Ave NE over Wetland built?

It was built in 2010, making it 15 years old in 2025.

What condition is 244th Ave NE over Wetland 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 September 2023.

How much traffic does 244th Ave NE over Wetland carry?

About 2,700 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is 244th Ave NE over Wetland?

The structure is 605 ft (184.4 m) long with a longest span of 75 ft (22.9 m) and a deck 45 ft wide.

Who owns 244th Ave NE over Wetland?

It is owned by the City or Municipal Highway Agency.