US Bridges

Silverdale Way over Clear Creek

Good

Kitsap County, Washington · 0.1 N JCT SR 303 · Structure no. 087537000000000

Built
2006
19 years old
Condition
Good
inspected July 2024
Type
Channel Beam
Prestressed Concrete Continuous
Length
58 ft
1 main span
Daily traffic
14,071
2023 count
Owner
County
County Highway Agency

About this bridge

Silverdale Way over Clear Creek is a prestressed concrete continuous channel beam carrying Silverdale Way over Clear Creek in Kitsap County, Washington. It was built in 2006, so it is 19 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 14,071 vehicles a day, roughly 7% of them trucks, projected to reach 15,478 by 2043. The structure is 58 ft (17.7 m) long and 56 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSilverdale Way
CrossesClear Creek
Location0.1 N JCT SR 303
RouteCounty Highway 19515
Coordinates47.66511, -122.68274
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating25.7 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete Continuous
DeckOther
Main spans1
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span50 ft (15.2 m)
Deck width56 ft (17.1 m)
Roadway width53 ft (16.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,071 (2023)
Projected traffic15,478 by 2043
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Silverdale Way over Clear Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is Silverdale Way over Clear Creek 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 July 2024.

How much traffic does Silverdale Way over Clear Creek carry?

About 14,071 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Silverdale Way over Clear Creek?

The structure is 58 ft (17.7 m) long with a longest span of 50 ft (15.2 m) and a deck 56 ft wide.

Who owns Silverdale Way over Clear Creek?

It is owned by the County Highway Agency.