US Bridges

County Highway over Elm River

Fair

Traill County, North Dakota · 4 West 2 North of Grandin · Structure no. 000000049118280

Built
1978
47 years old
Condition
Fair
inspected September 2023
Type
Culvert
Steel
Length
25 ft
1 main span
Daily traffic
110
2018 count
Owner
County
County Highway Agency

About this bridge

County Highway over Elm River is a steel culvert carrying County Highway over Elm River in Traill County, North Dakota. It was built in 1978, so it is 47 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 110 vehicles a day, roughly 10% of them trucks, projected to reach 110 by 2038. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCounty Highway
CrossesElm River
Location4 West 2 North of Grandin
RouteCounty Highway 4928
Coordinates47.26767, -97.09861
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating86.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadH 20
Structure length25 ft (7.6 m)
Longest span25 ft (7.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2018)
Projected traffic110 by 2038
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Elm River built?

It was built in 1978, making it 47 years old in 2025.

What condition is County Highway over Elm River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does County Highway over Elm River carry?

About 110 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is County Highway over Elm River?

The structure is 25 ft (7.6 m) long with a longest span of 25 ft (7.6 m).

Who owns County Highway over Elm River?

It is owned by the County Highway Agency.