US Bridges

Nd Highway 66 over Willow Creek

Good

Pembina County, North Dakota · 3 East of US 81 · Structure no. 0066127894

Built
1995
30 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
560
2019 count
Owner
State
State Highway Agency

About this bridge

Nd Highway 66 over Willow Creek is a concrete culvert carrying Nd Highway 66 over Willow Creek in Pembina County, North Dakota. It was built in 1995, so it is 30 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 560 vehicles a day, roughly 29% of them trucks, projected to reach 560 by 2039. The structure is 23 ft (7 m) long. If it were closed, the detour would be 21.7 mi (35 km).

CarriesNd Highway 66
CrossesWillow Creek
Location3 East of US 81
RouteState Highway 66
Coordinates48.57189, -97.38374
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 protection6 SatisfactoryStructural elements show some minor deterioration.
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39 US tons
Inventory rating23.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length23 ft (7 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 traffic560 (2019)
Projected traffic560 by 2039
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 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 66 over Willow Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is Nd Highway 66 over Willow 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 May 2024.

How much traffic does Nd Highway 66 over Willow Creek carry?

About 560 vehicles per day (2019 count), of which roughly 29% are trucks.

How long is Nd Highway 66 over Willow Creek?

The structure is 23 ft (7 m) long with a longest span of 11 ft (3.4 m).

Who owns Nd Highway 66 over Willow Creek?

It is owned by the State Highway Agency.