US Bridges

SR 3 over SR 310/KITSAP Way

Fair

Kitsap County, Washington · 3.5 N JCT SR 304 · Structure no. 0012352A0000000

Built
1983
42 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
210 ft
3 main spans
Daily traffic
23,583
2023 count
Owner
State
State Highway Agency

About this bridge

SR 3 over SR 310/KITSAP Way is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 3 over SR 310/KITSAP Way in Kitsap County, Washington. It was built in 1983, so it is 42 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 23,583 vehicles a day, roughly 5% of them trucks, projected to reach 30,395 by 2039. The structure is 210 ft (64 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSR 3
CrossesSR 310/KITSAP Way
Location3.5 N JCT SR 304
RouteState Highway 3
CountyKitsap County
StateWashington
Coordinates47.56931, -122.68408
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88 US tons
Inventory rating53 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length210 ft (64 m)
Longest span106 ft (32.2 m)
Deck width46 ft (14.1 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,583 (2023)
Projected traffic30,395 by 2039
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkSTRAHNET connector

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$4.8 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 3 over SR 310/KITSAP Way built?

It was built in 1983, making it 42 years old in 2025.

What condition is SR 3 over SR 310/KITSAP Way 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 April 2023.

How much traffic does SR 3 over SR 310/KITSAP Way carry?

About 23,583 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SR 3 over SR 310/KITSAP Way?

The structure is 210 ft (64 m) long with a longest span of 106 ft (32.2 m) and a deck 46 ft wide.

Who owns SR 3 over SR 310/KITSAP Way?

It is owned by the State Highway Agency.