US Bridges

I-90 EB over Bus Depot Ped Path Bldns

Fair

King County, Washington · 0.2 W JCT I-5 · Structure no. 0015983F0000000

Built
2003
22 years old
Condition
Fair
inspected June 2023
Type
Box Beam or Girders - Single or Spread
Steel Continuous
Length
1,140 ft
8 main spans
Daily traffic
20,960
2023 count
Owner
State
State Highway Agency

About this bridge

I-90 EB over Bus Depot Ped Path Bldns is a steel continuous box beam or girders - single or spread carrying I-90 EB over Bus Depot Ped Path Bldns in King County, Washington. It was built in 2003, so it is 22 years old, younger 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 20,960 vehicles a day, roughly 3% of them trucks, projected to reach 31,713 by 2039. The structure is 1,140 ft (347.5 m) long and 45 ft wide.

Location

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CarriesI-90 EB
CrossesBus Depot Ped Path Bldns
Location0.2 W JCT I-5
RouteInterstate 90
CountyKing County
StateWashington
Coordinates47.59019, -122.32892
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.9 US tons
Inventory rating46 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 25 or greater
Structure length1,140 ft (347.5 m)
Longest span167 ft (50.9 m)
Deck width45 ft (13.6 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,960 (2023)
Projected traffic31,713 by 2039
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$24.9 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-90 EB over Bus Depot Ped Path Bldns built?

It was built in 2003, making it 22 years old in 2025.

What condition is I-90 EB over Bus Depot Ped Path Bldns 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 June 2023.

How much traffic does I-90 EB over Bus Depot Ped Path Bldns carry?

About 20,960 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is I-90 EB over Bus Depot Ped Path Bldns?

The structure is 1,140 ft (347.5 m) long with a longest span of 167 ft (50.9 m) and a deck 45 ft wide.

Who owns I-90 EB over Bus Depot Ped Path Bldns?

It is owned by the State Highway Agency.