US Bridges

Interstate 94 over Co. Hwy/Buffalo Gap Int.

Fair

Golden Valley County, North Dakota · 17 East of Jct. Nd 16 · Structure no. 0094018452 R

Built
1968
57 years old, rebuilt 1980
Condition
Fair
inspected April 2023
Type
Tee Beam
Concrete Continuous
Length
120 ft
3 main spans
Daily traffic
1,425
2019 count
Owner
State
State Highway Agency

About this bridge

Interstate 94 over Co. Hwy/Buffalo Gap Int. is a concrete continuous tee beam carrying Interstate 94 over Co. Hwy/Buffalo Gap Int. in Golden Valley County, North Dakota. It was built in 1968 and reconstructed in 1980, so it is 57 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,425 vehicles a day, roughly 26% of them trucks, projected to reach 1,425 by 2039. The structure is 120 ft (36.6 m) long and 41 ft wide.

CarriesInterstate 94
CrossesCo. Hwy/Buffalo Gap Int.
Location17 East of Jct. Nd 16
RouteInterstate 94
Coordinates46.94945, -103.6644
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating99 US tons
Inventory rating59.6 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span46 ft (14 m)
Deck width41 ft (12.4 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,425 (2019)
Projected traffic1,425 by 2039
Trucks26%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Interstate 94 over Co. Hwy/Buffalo Gap Int. built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 1980.

What condition is Interstate 94 over Co. Hwy/Buffalo Gap Int. in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2023.

How much traffic does Interstate 94 over Co. Hwy/Buffalo Gap Int. carry?

About 1,425 vehicles per day (2019 count), of which roughly 26% are trucks.

How long is Interstate 94 over Co. Hwy/Buffalo Gap Int.?

The structure is 120 ft (36.6 m) long with a longest span of 46 ft (14 m) and a deck 41 ft wide.

Who owns Interstate 94 over Co. Hwy/Buffalo Gap Int.?

It is owned by the State Highway Agency.