US Bridges

W Belfair Valy RD over Union River

Good

Kitsap County, Washington · 0.14 E JCT Minard RD W · Structure no. 085949000000000

Built
1992
33 years old
Condition
Good
inspected June 2023
Type
Slab
Prestressed Concrete
Length
47 ft
1 main span
Daily traffic
4,462
2021 count
Owner
County
County Highway Agency

About this bridge

W Belfair Valy RD over Union River is a prestressed concrete slab carrying W Belfair Valy RD over Union River in Kitsap County, Washington. It was built in 1992, so it is 33 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 4,462 vehicles a day, roughly 20% of them trucks, projected to reach 4,168 by 2042. The structure is 47 ft (14.3 m) long and 44 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

CarriesW Belfair Valy RD
CrossesUnion River
Location0.14 E JCT Minard RD W
RouteCounty Highway 10609
Coordinates47.5109, -122.79209
Functional classRural Major Collector

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.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating47.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length47 ft (14.3 m)
Longest span44 ft (13.4 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,462 (2021)
Projected traffic4,168 by 2042
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 km)
TollOn a free road
National Highway SystemNo

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$759,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was W Belfair Valy RD over Union River built?

It was built in 1992, making it 33 years old in 2025.

What condition is W Belfair Valy RD over Union River 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 June 2023.

How much traffic does W Belfair Valy RD over Union River carry?

About 4,462 vehicles per day (2021 count), of which roughly 20% are trucks.

How long is W Belfair Valy RD over Union River?

The structure is 47 ft (14.3 m) long with a longest span of 44 ft (13.4 m) and a deck 44 ft wide.

Who owns W Belfair Valy RD over Union River?

It is owned by the County Highway Agency.