US Bridges

US 97 over Driveway

Good

Douglas County, Washington · 5.8 N JCT US 97 Spur · Structure no. 0001743B0000000

Built
1933
92 years old, rebuilt 1978
Condition
Good
inspected July 2024
Type
Tee Beam
Concrete
Length
42 ft
1 main span
Daily traffic
5,653
2023 count
Owner
State
State Highway Agency

About this bridge

US 97 over Driveway is a concrete tee beam carrying US 97 over Driveway in Douglas County, Washington. It was built in 1933 and reconstructed in 1978, so it is 92 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 5,653 vehicles a day, roughly 15% of them trucks, projected to reach 6,523 by 2039. The structure is 42 ft (12.8 m) long and 39 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

CarriesUS 97
CrossesDriveway
Location5.8 N JCT US 97 Spur
RouteU.S. Route 97
Coordinates47.70418, -120.19485
Functional classRural Principal Arterial - Other

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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.3 US tons
Inventory rating29.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length42 ft (12.8 m)
Longest span40 ft (12.2 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,653 (2023)
Projected traffic6,523 by 2039
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesOther
Detour if closed24.2 mi (39 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$798,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 97 over Driveway built?

It was built in 1933, making it 92 years old in 2025. It was reconstructed in 1978.

What condition is US 97 over Driveway 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 US 97 over Driveway carry?

About 5,653 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is US 97 over Driveway?

The structure is 42 ft (12.8 m) long with a longest span of 40 ft (12.2 m) and a deck 39 ft wide.

Who owns US 97 over Driveway?

It is owned by the State Highway Agency.