US Bridges

73rd Ave SE over Cottonwood Creek

Good

LaMoure County, North Dakota · 0.5 South of Jud · Structure no. 000000023107080

Built
2020
5 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
18
2022 count
Owner
County
County Highway Agency

About this bridge

73rd Ave SE over Cottonwood Creek is a steel stringer/multi-beam or girder carrying 73rd Ave SE over Cottonwood Creek in LaMoure County, North Dakota. It was built in 2020, so it is 5 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 18 vehicles a day, projected to reach 24 by 2038. The structure is 40 ft (12.3 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries73rd Ave SE
CrossesCottonwood Creek
Location0.5 South of Jud
RouteCounty Highway 0
CountyLaMoure County
StateNorth Dakota
Coordinates46.51822, -98.8925
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; extensive scour has occurred
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41 US tons
Inventory rating32 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHL 93
Structure length40 ft (12.3 m)
Longest span40 ft (12.2 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18 (2022)
Projected traffic24 by 2038
Trucks—
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 73rd Ave SE over Cottonwood Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is 73rd Ave SE over Cottonwood Creek 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 April 2023.

How much traffic does 73rd Ave SE over Cottonwood Creek carry?

About 18 vehicles per day (2022 count).

How long is 73rd Ave SE over Cottonwood Creek?

The structure is 40 ft (12.3 m) long with a longest span of 40 ft (12.2 m) and a deck 25 ft wide.

Who owns 73rd Ave SE over Cottonwood Creek?

It is owned by the County Highway Agency.