US Bridges

N-W Ramp to Luoto over SR 3

Good

Kitsap County, Washington · 2.6 N JCT SR 303 · Structure no. 0011375D0000000

Built
1981
44 years old
Condition
Good
inspected February 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
612 ft
6 main spans
Daily traffic
3,792
2023 count
Owner
State
State Highway Agency

About this bridge

N-W Ramp to Luoto over SR 3 is a concrete continuous box beam or girders - multiple carrying N-W Ramp to Luoto over SR 3 in Kitsap County, Washington. It was built in 1981, so it is 44 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 3,792 vehicles a day, roughly 9% of them trucks, projected to reach 5,252 by 2039. The structure is 612 ft (186.5 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesN-W Ramp to Luoto
CrossesSR 3
Location2.6 N JCT SR 303
RouteState Highway 3
Coordinates47.70056, -122.68441
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionFebruary 2024
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 rating40.7 US tons
Inventory rating31.4 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20 + Mod
Structure length612 ft (186.5 m)
Longest span131 ft (39.9 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,792 (2023)
Projected traffic5,252 by 2039
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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$11.6 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was N-W Ramp to Luoto over SR 3 built?

It was built in 1981, making it 44 years old in 2025.

What condition is N-W Ramp to Luoto over SR 3 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 February 2024.

How much traffic does N-W Ramp to Luoto over SR 3 carry?

About 3,792 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is N-W Ramp to Luoto over SR 3?

The structure is 612 ft (186.5 m) long with a longest span of 131 ft (39.9 m) and a deck 41 ft wide.

Who owns N-W Ramp to Luoto over SR 3?

It is owned by the State Highway Agency.