US Bridges

132nd Ave SW over N. Fork Cannonball River

Good

Slope County, North Dakota · 4 North 10 East of Amidon · Structure no. 000000044145060

Built
1998
27 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
76 ft
1 main span
Daily traffic
24
2018 count
Owner
County
County Highway Agency

About this bridge

132nd Ave SW over N. Fork Cannonball River is a prestressed concrete box beam or girders - single or spread carrying 132nd Ave SW over N. Fork Cannonball River in Slope County, North Dakota. It was built in 1998, so it is 27 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 24 vehicles a day, projected to reach 24 by 2038. The structure is 76 ft (23.2 m) long and 31 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
Carries132nd Ave SW
CrossesN. Fork Cannonball River
Location4 North 10 East of Amidon
RouteCounty Highway 0
CountySlope County
StateNorth Dakota
Coordinates46.55173, -103.11487
Functional classRural Local

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.9 US tons
Inventory rating34.5 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length76 ft (23.2 m)
Longest span74 ft (22.6 m)
Deck width31 ft (9.4 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24 (2018)
Projected traffic24 by 2038
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 132nd Ave SW over N. Fork Cannonball River built?

It was built in 1998, making it 27 years old in 2025.

What condition is 132nd Ave SW over N. Fork Cannonball River 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 132nd Ave SW over N. Fork Cannonball River carry?

About 24 vehicles per day (2018 count).

How long is 132nd Ave SW over N. Fork Cannonball River?

The structure is 76 ft (23.2 m) long with a longest span of 74 ft (22.6 m) and a deck 31 ft wide.

Who owns 132nd Ave SW over N. Fork Cannonball River?

It is owned by the County Highway Agency.