US Bridges

Nd Highway 18 over Little Goose River

Fair

Grand Forks County, North Dakota · 3 North of Nd 15 · Structure no. 0018154872

Built
1968
57 years old
Condition
Fair
inspected September 2023
Type
Slab
Concrete Continuous
Length
70 ft
3 main spans
Daily traffic
640
2019 count
Owner
State
State Highway Agency

About this bridge

Nd Highway 18 over Little Goose River is a concrete continuous slab carrying Nd Highway 18 over Little Goose River in Grand Forks County, North Dakota. It was built in 1968, so it is 57 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 640 vehicles a day, roughly 14% of them trucks, projected to reach 640 by 2039. The structure is 70 ft (21.3 m) long and 41 ft wide. If it were closed, the detour would be 34.8 mi (56 km).

CarriesNd Highway 18
CrossesLittle Goose River
Location3 North of Nd 15
RouteState Highway 18
Coordinates47.78291, -97.62434
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.3 US tons
Inventory rating36.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span25 ft (7.6 m)
Deck width41 ft (12.4 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic640 (2019)
Projected traffic640 by 2039
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.8 mi (56 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 18 over Little Goose River built?

It was built in 1968, making it 57 years old in 2025.

What condition is Nd Highway 18 over Little Goose River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does Nd Highway 18 over Little Goose River carry?

About 640 vehicles per day (2019 count), of which roughly 14% are trucks.

How long is Nd Highway 18 over Little Goose River?

The structure is 70 ft (21.3 m) long with a longest span of 25 ft (7.6 m) and a deck 41 ft wide.

Who owns Nd Highway 18 over Little Goose River?

It is owned by the State Highway Agency.