US Bridges

County Highway over Elm River Trib. Drain

Good

Cass County, North Dakota · 3 East of Hunter · Structure no. 000000009126040

Built
1975
50 years old
Condition
Good
inspected September 2023
Type
Culvert
Steel
Length
26 ft
3 main spans
Daily traffic
20
2019 count
Owner
County
County Highway Agency

About this bridge

County Highway over Elm River Trib. Drain is a steel culvert carrying County Highway over Elm River Trib. Drain in Cass County, North Dakota. It was built in 1975, so it is 50 years old, older 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 20 vehicles a day, roughly 25% of them trucks, projected to reach 20 by 2039. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCounty Highway
CrossesElm River Trib. Drain
Location3 East of Hunter
RouteCounty Highway 0
Coordinates47.18497, -97.15547
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 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
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length26 ft (7.9 m)
Longest span0 ft (0 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic20 (2019)
Projected traffic20 by 2039
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over Elm River Trib. Drain built?

It was built in 1975, making it 50 years old in 2025.

What condition is County Highway over Elm River Trib. 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 2023.

How much traffic does County Highway over Elm River Trib. Drain carry?

About 20 vehicles per day (2019 count), of which roughly 25% are trucks.

How long is County Highway over Elm River Trib. Drain?

The structure is 26 ft (7.9 m) long.

Who owns County Highway over Elm River Trib. Drain?

It is owned by the County Highway Agency.