US Bridges

I-94 Bus Lp Bismar over Washington Street

Good

Burleigh County, North Dakota · West Main & Washington ST · Structure no. 0094922121

Built
1993
32 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
148 ft
3 main spans
Daily traffic
6,600
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

I-94 Bus Lp Bismar over Washington Street is a prestressed concrete continuous box beam or girders - single or spread carrying I-94 Bus Lp Bismar over Washington Street in Burleigh County, North Dakota. It was built in 1993, so it is 32 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 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 6,600 vehicles a day, roughly 10% of them trucks, projected to reach 11,700 by 2039. The structure is 148 ft (45.1 m) long and 67 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-94 Bus Lp Bismar
CrossesWashington Street
LocationWest Main & Washington ST
RouteInterstate 94
Coordinates46.80556, -100.79438
Functional classUrban Other Principal Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.8 US tons
Inventory rating49.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length148 ft (45.1 m)
Longest span67 ft (20.4 m)
Deck width67 ft (20.5 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,600 (2019)
Projected traffic11,700 by 2039
Trucks10%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-94 Bus Lp Bismar over Washington Street built?

It was built in 1993, making it 32 years old in 2025.

What condition is I-94 Bus Lp Bismar over Washington Street 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 2024.

How much traffic does I-94 Bus Lp Bismar over Washington Street carry?

About 6,600 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is I-94 Bus Lp Bismar over Washington Street?

The structure is 148 ft (45.1 m) long with a longest span of 67 ft (20.4 m) and a deck 67 ft wide.

Who owns I-94 Bus Lp Bismar over Washington Street?

It is owned by the City or Municipal Highway Agency.