US Bridges

Nd Highway 11 over Winding Creek

Good

Sargent County, North Dakota · 1 East of Cayuga · Structure no. 0011142622

Built
1951
74 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
650
2019 count
Owner
State
State Highway Agency

About this bridge

Nd Highway 11 over Winding Creek is a concrete culvert carrying Nd Highway 11 over Winding Creek in Sargent County, North Dakota. It was built in 1951, so it is 74 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 650 vehicles a day, roughly 15% of them trucks, projected to reach 666 by 2039. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 47.8 mi (77 km).

CarriesNd Highway 11
CrossesWinding Creek
Location1 East of Cayuga
RouteState Highway 11
Coordinates46.0796, -97.36574
Functional classRural Minor Arterial

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating21.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2019)
Projected traffic666 by 2039
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed47.8 mi (77 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Nd Highway 11 over Winding Creek built?

It was built in 1951, making it 74 years old in 2025.

What condition is Nd Highway 11 over Winding 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 Nd Highway 11 over Winding Creek carry?

About 650 vehicles per day (2019 count), of which roughly 15% are trucks.

How long is Nd Highway 11 over Winding Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns Nd Highway 11 over Winding Creek?

It is owned by the State Highway Agency.