US Bridges

71st ST SE over Beaver Creek

Good

Logan County, North Dakota · 2 East of Burnstad · Structure no. 000000024116180

Built
1980
45 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
46 ft
4 main spans
Daily traffic
48
2019 count
Owner
County
County Highway Agency

About this bridge

71st ST SE over Beaver Creek is a concrete culvert carrying 71st ST SE over Beaver Creek in Logan County, North Dakota. It was built in 1980, so it is 45 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 48 vehicles a day, projected to reach 75 by 2039. The structure is 46 ft (14 m) long. If it were closed, the detour would be 8.1 mi (13 km).

Carries71st ST SE
CrossesBeaver Creek
Location2 East of Burnstad
RouteCounty Highway 2416
Coordinates46.38253, -99.59762
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 20
Structure length46 ft (14 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48 (2019)
Projected traffic75 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 71st ST SE over Beaver Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is 71st ST SE over Beaver 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 October 2023.

How much traffic does 71st ST SE over Beaver Creek carry?

About 48 vehicles per day (2019 count).

How long is 71st ST SE over Beaver Creek?

The structure is 46 ft (14 m) long with a longest span of 11 ft (3.4 m).

Who owns 71st ST SE over Beaver Creek?

It is owned by the County Highway Agency.