US Bridges

N-E Ramp over 4th Ave S

Good

King County, Washington · 0.2 W JCT I-90 · Structure no. 0015983E0000000

Built
2003
22 years old
Condition
Good
inspected August 2021
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
283 ft
4 main spans
Daily traffic
7,545
2005 count
Owner
State
State Highway Agency

About this bridge

N-E Ramp over 4th Ave S is a concrete continuous box beam or girders - multiple carrying N-E Ramp over 4th Ave S 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 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 7,545 vehicles a day, roughly 5% of them trucks. The structure is 283 ft (86.3 m) long and 20 ft wide.

Location

Open in Google Maps
CarriesN-E Ramp
Crosses4th Ave S
Location0.2 W JCT I-90
RouteState Highway 519
CountyKing County
StateWashington
Coordinates47.58936, -122.32906
Functional classUrban Other Principal 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.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than 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 rating99 US tons
Inventory rating88 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length283 ft (86.3 m)
Longest span78 ft (23.8 m)
Deck width20 ft (6.2 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,545 (2005)
Projected traffic—
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed—
TollOn a free road
National Highway SystemNo

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$2.3 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was N-E Ramp over 4th Ave S built?

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

What condition is N-E Ramp over 4th Ave S 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 August 2021.

How much traffic does N-E Ramp over 4th Ave S carry?

About 7,545 vehicles per day (2005 count), of which roughly 5% are trucks.

How long is N-E Ramp over 4th Ave S?

The structure is 283 ft (86.3 m) long with a longest span of 78 ft (23.8 m) and a deck 20 ft wide.

Who owns N-E Ramp over 4th Ave S?

It is owned by the State Highway Agency.