US Bridges

W Howe ST over 32nd Ave W Ravine

Good

King County, Washington · 3200 W Howe ST · Structure no. 085242000000000

Built
1946
79 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
280 ft
4 main spans
Daily traffic
2,300
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

W Howe ST over 32nd Ave W Ravine is a steel stringer/multi-beam or girder carrying W Howe ST over 32nd Ave W Ravine in King County, Washington. It was built in 1946, so it is 79 years old, older 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 2,300 vehicles a day, roughly 5% of them trucks, projected to reach 6,000 by 2039. The structure is 280 ft (85.3 m) long and 34 ft wide.

CarriesW Howe ST
Crosses32nd Ave W Ravine
Location3200 W Howe ST
RouteCity Street 1140
Coordinates47.6359, -122.3989
Functional classUrban Collector

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.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating30 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length280 ft (85.3 m)
Longest span70 ft (21.3 m)
Deck width34 ft (10.4 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,300 (2018)
Projected traffic6,000 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed—
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$10.5 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was W Howe ST over 32nd Ave W Ravine built?

It was built in 1946, making it 79 years old in 2025.

What condition is W Howe ST over 32nd Ave W Ravine 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 May 2024.

How much traffic does W Howe ST over 32nd Ave W Ravine carry?

About 2,300 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is W Howe ST over 32nd Ave W Ravine?

The structure is 280 ft (85.3 m) long with a longest span of 70 ft (21.3 m) and a deck 34 ft wide.

Who owns W Howe ST over 32nd Ave W Ravine?

It is owned by the City or Municipal Highway Agency.