US Bridges

County Highway over Sheyenne Diversion

Good

Cass County, North Dakota · 5 South 1 West West Fargo · Structure no. 000000009138300

Built
1991
34 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
170
2017 count
Owner
County
County Highway Agency

About this bridge

County Highway over Sheyenne Diversion is a concrete culvert carrying County Highway over Sheyenne Diversion in Cass County, North Dakota. It was built in 1991, so it is 34 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 170 vehicles a day, roughly 15% of them trucks, projected to reach 170 by 2037. The structure is 40 ft (12.2 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Highway
CrossesSheyenne Diversion
Location5 South 1 West West Fargo
RouteCounty Highway 0
Coordinates46.80452, -96.92554
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.5 US tons
Inventory rating29 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length40 ft (12.2 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic170 (2017)
Projected traffic170 by 2037
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 County Highway over Sheyenne Diversion built?

It was built in 1991, making it 34 years old in 2025.

What condition is County Highway over Sheyenne Diversion 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 June 2023.

How much traffic does County Highway over Sheyenne Diversion carry?

About 170 vehicles per day (2017 count), of which roughly 15% are trucks.

How long is County Highway over Sheyenne Diversion?

The structure is 40 ft (12.2 m) long with a longest span of 12 ft (3.7 m).

Who owns County Highway over Sheyenne Diversion?

It is owned by the County Highway Agency.