US Bridges

County Highway over Elm River

FairPosted for load

Traill County, North Dakota · 2 East 2 North Grandin · Structure no. 000000049125280

Built
1937
88 years old, rebuilt 1961
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
150 ft
2 main spans
Daily traffic
130
2019 count
Owner
County
County Highway Agency

About this bridge

County Highway over Elm River is a steel stringer/multi-beam or girder carrying County Highway over Elm River in Traill County, North Dakota. It was built in 1937 and reconstructed in 1961, so it is 88 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 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. Its operating status is: posted for load restriction.

It carries about 130 vehicles a day, roughly 12% of them trucks, projected to reach 120 by 2039. The structure is 150 ft (45.7 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCounty Highway
CrossesElm River
Location2 East 2 North Grandin
RouteCounty Highway 4928
CountyTraill County
StateNorth Dakota
Coordinates47.26802, -96.95488
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating17.9 US tons
Inventory rating10.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length150 ft (45.7 m)
Longest span73 ft (22.3 m)
Deck width29 ft (8.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2019)
Projected traffic120 by 2039
Trucks12%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$164,000
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over Elm River built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1961.

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 June 2023.

How much traffic does County Highway over Elm River carry?

About 130 vehicles per day (2019 count), of which roughly 12% are trucks.

How long is County Highway over Elm River?

The structure is 150 ft (45.7 m) long with a longest span of 73 ft (22.3 m) and a deck 29 ft wide.

Who owns County Highway over Elm River?

It is owned by the County Highway Agency.