US Bridges

County Highway over Powers Lake

Good

Burke County, North Dakota · 1 South of Powers Lake · Structure no. 000000007113310

Built
1945
80 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
44 ft
10 main spans
Daily traffic
365
2018 count
Owner
County
County Highway Agency

About this bridge

County Highway over Powers Lake is a concrete culvert carrying County Highway over Powers Lake in Burke County, North Dakota. It was built in 1945, so it is 80 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 365 vehicles a day, roughly 14% of them trucks, projected to reach 200 by 2038. The structure is 44 ft (13.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCounty Highway
CrossesPowers Lake
Location1 South of Powers Lake
RouteCounty Highway 713
Coordinates48.55428, -102.65548
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 inspectionMay 2024
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating36 US tons
Inventory rating21.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans10
Design loadH 15
Structure length44 ft (13.4 m)
Longest span3 ft (0.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic365 (2018)
Projected traffic200 by 2038
Trucks14%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over Powers Lake built?

It was built in 1945, making it 80 years old in 2025.

What condition is County Highway over Powers Lake 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 May 2024.

How much traffic does County Highway over Powers Lake carry?

About 365 vehicles per day (2018 count), of which roughly 14% are trucks.

How long is County Highway over Powers Lake?

The structure is 44 ft (13.4 m) long with a longest span of 3 ft (0.9 m).

Who owns County Highway over Powers Lake?

It is owned by the County Highway Agency.