US Bridges

Interstate 94 over Minor Road Separation

Fair

Stutsman County, North Dakota · 8 East of US 281 · Structure no. 0094265699 L

Built
1988
37 years old
Condition
Fair
inspected November 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
100 ft
3 main spans
Daily traffic
4,200
2020 count
Owner
State
State Highway Agency

About this bridge

Interstate 94 over Minor Road Separation is a prestressed concrete continuous box beam or girders - single or spread carrying Interstate 94 over Minor Road Separation in Stutsman County, North Dakota. It was built in 1988, so it is 37 years old, younger 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 5 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 4,200 vehicles a day, roughly 19% of them trucks, projected to reach 4,200 by 2040. The structure is 100 ft (30.5 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 94
CrossesMinor Road Separation
Location8 East of US 281
RouteInterstate 94
Coordinates46.89215, -98.55896
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating93.3 US tons
Inventory rating55.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span41 ft (12.5 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,200 (2020)
Projected traffic4,200 by 2040
Trucks19%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
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 Minor Road Separation built?

It was built in 1988, making it 37 years old in 2025.

What condition is Interstate 94 over Minor Road Separation 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 November 2023.

How much traffic does Interstate 94 over Minor Road Separation carry?

About 4,200 vehicles per day (2020 count), of which roughly 19% are trucks.

How long is Interstate 94 over Minor Road Separation?

The structure is 100 ft (30.5 m) long with a longest span of 41 ft (12.5 m) and a deck 43 ft wide.

Who owns Interstate 94 over Minor Road Separation?

It is owned by the State Highway Agency.