US Bridges

Woodard Bay over Walking Trail

Good

Thurston County, Washington · 0.3 M W Shinkle RD · Structure no. 082529000000000

Built
1958
67 years old
Condition
Good
inspected May 2024
Type
Slab
Concrete Continuous
Length
76 ft
3 main spans
Daily traffic
1,137
2020 count
Owner
County
County Highway Agency

About this bridge

Woodard Bay over Walking Trail is a concrete continuous slab carrying Woodard Bay over Walking Trail in Thurston County, Washington. It was built in 1958, so it is 67 years old, older 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 1,137 vehicles a day, roughly 10% of them trucks, projected to reach 1,758 by 2042. The structure is 76 ft (23.2 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesWoodard Bay
CrossesWalking Trail
Location0.3 M W Shinkle RD
RouteCounty Highway 15665
Coordinates47.12252, -122.84985
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.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating58 US tons
Inventory rating34.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length76 ft (23.2 m)
Longest span28 ft (8.5 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,137 (2020)
Projected traffic1,758 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesPedestrian / bicycle
Detour if closed3.7 mi (6 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$1.1 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Woodard Bay over Walking Trail built?

It was built in 1958, making it 67 years old in 2025.

What condition is Woodard Bay over Walking Trail 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 May 2024.

How much traffic does Woodard Bay over Walking Trail carry?

About 1,137 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Woodard Bay over Walking Trail?

The structure is 76 ft (23.2 m) long with a longest span of 28 ft (8.5 m) and a deck 26 ft wide.

Who owns Woodard Bay over Walking Trail?

It is owned by the County Highway Agency.