Structure 5770A0000000 · Kitsap County, WA

SR 303 over Callahan Drive

Carries SR 303 over Callahan Drive, 1.4 N Jct SR 304.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT38 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

38 ft end to end. Lengths and the car on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a slab bridge.

Built195868 years old
Length38.1 ft11.6 m
Daily traffic40,390counted 2023
Last inspectedJuly 2023every 48 months

Location

StateWashington
CountyKitsap
Location1.4 N Jct SR 304
CarriesSR 303
CrossesCallahan Drive
Coordinates47.58556, -122.63000

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length38.1 ft (11.6 m)
Max Span30.8 ft (9.4 m)
Deck Width66.6 ft (20.3 m)
Deck Area235.5 sq m
Main Spans1
Year Built1958

Traffic

Avg Daily Traffic40,390 (2023)
Truck Traffic3%
Lanes On Bridge4
Lanes Under Bridge1

Inspection & Ownership

Last InspectionJuly 2023
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number0005770A0000000

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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