US Bridges

NE 92nd ST over I-5

Fair

King County, Washington · 1.1 N JCT SR 522 · Structure no. 0007156C0000000

Built
1964
61 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
328 ft
5 main spans
Daily traffic
5,000
2002 count
Owner
State
State Highway Agency

About this bridge

NE 92nd ST over I-5 is a concrete continuous box beam or girders - multiple carrying NE 92nd ST over I-5 in King County, Washington. It was built in 1964, so it is 61 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 6 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 5,000 vehicles a day, roughly 1% of them trucks, projected to reach 8,740 by 2036. The structure is 328 ft (100 m) long and 46 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNE 92nd ST
CrossesI-5
Location1.1 N JCT SR 522
RouteCity Street 0
Coordinates47.69594, -122.32997
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.9 US tons
Inventory rating67.9 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length328 ft (100 m)
Longest span72 ft (22 m)
Deck width46 ft (13.9 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2002)
Projected traffic8,740 by 2036
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$5.3 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was NE 92nd ST over I-5 built?

It was built in 1964, making it 61 years old in 2025.

What condition is NE 92nd ST over I-5 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 May 2023.

How much traffic does NE 92nd ST over I-5 carry?

About 5,000 vehicles per day (2002 count), of which roughly 1% are trucks.

How long is NE 92nd ST over I-5?

The structure is 328 ft (100 m) long with a longest span of 72 ft (22 m) and a deck 46 ft wide.

Who owns NE 92nd ST over I-5?

It is owned by the State Highway Agency.