US Bridges

Wheatdale Road over Drainage

Good

Lincoln County, Washington · 2.00 NE SR 28 · Structure no. 081899000000000

Built
1900
125 years old, rebuilt 1986
Condition
Good
inspected December 2023
Type
Tee Beam
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
15
2023 count
Owner
County
County Highway Agency

About this bridge

Wheatdale Road over Drainage is a prestressed concrete tee beam carrying Wheatdale Road over Drainage in Lincoln County, Washington. It was built in 1900 and reconstructed in 1986, so it is 125 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 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 15 vehicles a day, roughly 20% of them trucks, projected to reach 30 by 2042. The structure is 61 ft (18.6 m) long and 20 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesWheatdale Road
CrossesDrainage
Location2.00 NE SR 28
RouteCounty Highway 60910
Coordinates47.57833, -118.14333
Functional classRural Local

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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.2 US tons
Inventory rating28.5 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length61 ft (18.6 m)
Longest span58 ft (17.7 m)
Deck width20 ft (6.1 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2023)
Projected traffic30 by 2042
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wheatdale Road over Drainage built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1986.

What condition is Wheatdale Road over Drainage 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 December 2023.

How much traffic does Wheatdale Road over Drainage carry?

About 15 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is Wheatdale Road over Drainage?

The structure is 61 ft (18.6 m) long with a longest span of 58 ft (17.7 m) and a deck 20 ft wide.

Who owns Wheatdale Road over Drainage?

It is owned by the County Highway Agency.