US Bridges

Nd Highway 32 over Bn Railroad

Good

Barnes County, North Dakota · North of Nd 26 · Structure no. 0032095620

Built
1989
36 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
180 ft
3 main spans
Daily traffic
490
2020 count
Owner
State
State Highway Agency

About this bridge

Nd Highway 32 over Bn Railroad is a prestressed concrete continuous box beam or girders - single or spread carrying Nd Highway 32 over Bn Railroad in Barnes County, North Dakota. It was built in 1989, so it is 36 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 490 vehicles a day, roughly 22% of them trucks, projected to reach 490 by 2040. The structure is 180 ft (54.9 m) long and 43 ft wide. If it were closed, the detour would be 73.9 mi (119 km).

CarriesNd Highway 32
CrossesBn Railroad
LocationNorth of Nd 26
RouteState Highway 32
Coordinates47.20341, -97.7903
Functional classRural Minor 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating95.2 US tons
Inventory rating57 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length180 ft (54.9 m)
Longest span68 ft (20.7 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic490 (2020)
Projected traffic490 by 2040
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed73.9 mi (119 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 Nd Highway 32 over Bn Railroad built?

It was built in 1989, making it 36 years old in 2025.

What condition is Nd Highway 32 over Bn Railroad 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 October 2024.

How much traffic does Nd Highway 32 over Bn Railroad carry?

About 490 vehicles per day (2020 count), of which roughly 22% are trucks.

How long is Nd Highway 32 over Bn Railroad?

The structure is 180 ft (54.9 m) long with a longest span of 68 ft (20.7 m) and a deck 43 ft wide.

Who owns Nd Highway 32 over Bn Railroad?

It is owned by the State Highway Agency.