US Bridges

County Highway over Drain

Good

Cass County, North Dakota · 3 S 1 E of Harwood · Structure no. 000000009140210

Built
2005
20 years old
Condition
Good
inspected September 2021
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
960
2019 count
Owner
County
County Highway Agency

About this bridge

County Highway over Drain is a concrete culvert carrying County Highway over Drain in Cass County, North Dakota. It was built in 2005, so it is 20 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 960 vehicles a day, roughly 6% of them trucks, projected to reach 1,000 by 2039. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Highway
CrossesDrain
Location3 S 1 E of Harwood
RouteCounty Highway 928
Coordinates46.93424, -96.86094
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal 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 length22 ft (6.7 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic960 (2019)
Projected traffic1,000 by 2039
Trucks6%
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 Drain built?

It was built in 2005, making it 20 years old in 2025.

What condition is County Highway over Drain 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 September 2021.

How much traffic does County Highway over Drain carry?

About 960 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is County Highway over Drain?

The structure is 22 ft (6.7 m) long with a longest span of 9 ft (2.7 m).

Who owns County Highway over Drain?

It is owned by the County Highway Agency.