US Bridges

County Highway over I94/MCKENZIE Interchange

Fair

Burleigh County, North Dakota · 6 West of US 83 South · Structure no. 0094176501

Built
1965
60 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
240 ft
4 main spans
Daily traffic
575
2019 count
Owner
State
State Highway Agency

About this bridge

County Highway over I94/MCKENZIE Interchange is a prestressed concrete continuous stringer/multi-beam or girder carrying County Highway over I94/MCKENZIE Interchange in Burleigh County, North Dakota. It was built in 1965, 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 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 575 vehicles a day, roughly 14% of them trucks, projected to reach 575 by 2039. The structure is 240 ft (73.2 m) long and 34 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

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CarriesCounty Highway
CrossesI94/MCKENZIE Interchange
Location6 West of US 83 South
RouteCounty Highway 827
CountyBurleigh County
StateNorth Dakota
Coordinates46.8365, -100.41495
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating62.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length240 ft (73.2 m)
Longest span66 ft (20.1 m)
Deck width34 ft (10.3 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic575 (2019)
Projected traffic575 by 2039
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

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 County Highway over I94/MCKENZIE Interchange built?

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

What condition is County Highway over I94/MCKENZIE Interchange 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 2024.

How much traffic does County Highway over I94/MCKENZIE Interchange carry?

About 575 vehicles per day (2019 count), of which roughly 14% are trucks.

How long is County Highway over I94/MCKENZIE Interchange?

The structure is 240 ft (73.2 m) long with a longest span of 66 ft (20.1 m) and a deck 34 ft wide.

Who owns County Highway over I94/MCKENZIE Interchange?

It is owned by the State Highway Agency.