US Bridges

158th Avenue SW over North Fork Grand River

Good

Bowman County, North Dakota · 19 South of Rhame · Structure no. 000000006119230

Built
2007
18 years old
Condition
Good
inspected October 2021
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
90
2017 count
Owner
County
County Highway Agency

About this bridge

158th Avenue SW over North Fork Grand River is a concrete culvert carrying 158th Avenue SW over North Fork Grand River in Bowman County, North Dakota. It was built in 2007, so it is 18 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 90 vehicles a day, roughly 12% of them trucks, projected to reach 90 by 2037. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 24.2 mi (39 km).

Carries158th Avenue SW
CrossesNorth Fork Grand River
Location19 South of Rhame
RouteCounty Highway 619
Coordinates45.95257, -103.66007
Functional classRural Major Collector

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 protection8 Very GoodNo problems noted.
Culvert9 ExcellentNo problems noted.
Last inspectionOctober 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length24 ft (7.3 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90 (2017)
Projected traffic90 by 2037
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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 158th Avenue SW over North Fork Grand River built?

It was built in 2007, making it 18 years old in 2025.

What condition is 158th Avenue SW over North Fork Grand 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 2021.

How much traffic does 158th Avenue SW over North Fork Grand River carry?

About 90 vehicles per day (2017 count), of which roughly 12% are trucks.

How long is 158th Avenue SW over North Fork Grand River?

The structure is 24 ft (7.3 m) long with a longest span of 11 ft (3.5 m).

Who owns 158th Avenue SW over North Fork Grand River?

It is owned by the County Highway Agency.