US Bridges

I-94 Business Loop over West Midway Separation

Fair

Morton County, North Dakota · 4 West of US 83 North · Structure no. 0094155026 R

Built
1965
60 years old, rebuilt 2000
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
245 ft
3 main spans
Daily traffic
16,750
2019 count
Owner
State
State Highway Agency

About this bridge

I-94 Business Loop over West Midway Separation is a steel continuous stringer/multi-beam or girder carrying I-94 Business Loop over West Midway Separation in Morton County, North Dakota. It was built in 1965 and reconstructed in 2000, so it is 60 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 16,750 vehicles a day, roughly 6% of them trucks, projected to reach 16,750 by 2039. The structure is 245 ft (74.7 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-94 Business Loop
CrossesWest Midway Separation
Location4 West of US 83 North
RouteInterstate 94
CountyMorton County
StateNorth Dakota
Coordinates46.82833, -100.85871
Functional classUrban 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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.4 US tons
Inventory rating36.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length245 ft (74.7 m)
Longest span89 ft (27.1 m)
Deck width36 ft (10.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,750 (2019)
Projected traffic16,750 by 2039
Trucks6%
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$393,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-94 Business Loop over West Midway Separation built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2000.

What condition is I-94 Business Loop over West Midway 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 April 2023.

How much traffic does I-94 Business Loop over West Midway Separation carry?

About 16,750 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is I-94 Business Loop over West Midway Separation?

The structure is 245 ft (74.7 m) long with a longest span of 89 ft (27.1 m) and a deck 36 ft wide.

Who owns I-94 Business Loop over West Midway Separation?

It is owned by the State Highway Agency.