US Bridges

135th Ave NE over Woodin Creek

Good

King County, Washington · 135th Ave Ne&ne 171st St. · Structure no. 089115000000000

Built
2018
7 years old
Condition
Good
inspected April 2023
Type
Slab
Prestressed Concrete
Length
76 ft
1 main span
Daily traffic
2,570
2019 count
Owner
Local
Other Local Agency

About this bridge

135th Ave NE over Woodin Creek is a prestressed concrete slab carrying 135th Ave NE over Woodin Creek in King County, Washington. It was built in 2018, so it is 7 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 2,570 vehicles a day, roughly 3% of them trucks, projected to reach 2,045 by 2039. The structure is 76 ft (23.2 m) long and 64 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries135th Ave NE
CrossesWoodin Creek
Location135th Ave Ne&ne 171st St.
RouteCity Street 1469
Coordinates47.75078, -122.15914
Functional classUrban Local

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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.9 US tons
Inventory rating51.5 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length76 ft (23.2 m)
Longest span73 ft (22.3 m)
Deck width64 ft (19.5 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,570 (2019)
Projected traffic2,045 by 2039
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther Local Agency
Maintained byOther Local Agency
Historic statusHistorical significance not determinable at this time
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$939,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 135th Ave NE over Woodin Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is 135th Ave NE over Woodin Creek 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 2023.

How much traffic does 135th Ave NE over Woodin Creek carry?

About 2,570 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is 135th Ave NE over Woodin Creek?

The structure is 76 ft (23.2 m) long with a longest span of 73 ft (22.3 m) and a deck 64 ft wide.

Who owns 135th Ave NE over Woodin Creek?

It is owned by the Other Local Agency.