US Bridges

County Highway over Oak Creek

Good

Ward County, North Dakota · 1 West 5 South Sawyer · Structure no. 000000051153530

Built
1960
65 years old, rebuilt 2008
Condition
Good
inspected May 2023
Type
Channel Beam
Concrete
Length
25 ft
1 main span
Daily traffic
50
2019 count
Owner
County
County Highway Agency

About this bridge

County Highway over Oak Creek is a concrete channel beam carrying County Highway over Oak Creek in Ward County, North Dakota. It was built in 1960 and reconstructed in 2008, so it is 65 years old, older than the North Dakota average of 48.2 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 50 vehicles a day, projected to reach 50 by 2039. The structure is 25 ft (7.6 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Highway
CrossesOak Creek
Location1 West 5 South Sawyer
RouteCounty Highway 0
Coordinates48.02367, -101.08404
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating74.8 US tons
Inventory rating44.8 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span23 ft (7 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2019)
Projected traffic50 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$60,000
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over Oak Creek built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2008.

What condition is County Highway over Oak 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 May 2023.

How much traffic does County Highway over Oak Creek carry?

About 50 vehicles per day (2019 count).

How long is County Highway over Oak Creek?

The structure is 25 ft (7.6 m) long with a longest span of 23 ft (7 m) and a deck 29 ft wide.

Who owns County Highway over Oak Creek?

It is owned by the County Highway Agency.