US Bridges

County Road over Coulee

Fair

Grand Forks County, North Dakota · 3 West 2 South Orr · Structure no. 000000018107090

Built
1954
71 years old
Condition
Fair
inspected September 2023
Type
Tee Beam
Concrete
Length
36 ft
1 main span
Daily traffic
75
2019 count
Owner
County
County Highway Agency

About this bridge

County Road over Coulee is a concrete tee beam carrying County Road over Coulee in Grand Forks County, North Dakota. It was built in 1954, so it is 71 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 5 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 75 vehicles a day, projected to reach 75 by 2039. The structure is 36 ft (11 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCounty Road
CrossesCoulee
Location3 West 2 South Orr
RouteCounty Highway 0
CountyGrand Forks County
StateNorth Dakota
Coordinates48.07066, -97.75239
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating29.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length36 ft (11 m)
Longest span35 ft (10.7 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2019)
Projected traffic75 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$36,000
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road over Coulee built?

It was built in 1954, making it 71 years old in 2025.

What condition is County Road over Coulee 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 County Road over Coulee carry?

About 75 vehicles per day (2019 count).

How long is County Road over Coulee?

The structure is 36 ft (11 m) long with a longest span of 35 ft (10.7 m) and a deck 26 ft wide.

Who owns County Road over Coulee?

It is owned by the County Highway Agency.