US Bridges

County Highway over Edmore Coulee

FairPosted for load

Ramsey County, North Dakota · 1 North Edmore · Structure no. 000000036134080

Built
1974
51 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
36 ft
1 main span
Daily traffic
27
2022 count
Owner
County
County Highway Agency

About this bridge

County Highway over Edmore Coulee is a wood or timber stringer/multi-beam or girder carrying County Highway over Edmore Coulee in Ramsey County, North Dakota. It was built in 1974, so it is 51 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. Its operating status is: posted for load restriction.

It carries about 27 vehicles a day, projected to reach 37 by 2042. The structure is 36 ft (11 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCounty Highway
CrossesEdmore Coulee
Location1 North Edmore
RouteCounty Highway 0
CountyRamsey County
StateNorth Dakota
Coordinates48.43618, -98.44895
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27.3 US tons
Inventory rating18.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length36 ft (11 m)
Longest span34 ft (10.4 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27 (2022)
Projected traffic37 by 2042
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$38,000
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over Edmore Coulee built?

It was built in 1974, making it 51 years old in 2025.

What condition is County Highway over Edmore 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 November 2023.

How much traffic does County Highway over Edmore Coulee carry?

About 27 vehicles per day (2022 count).

How long is County Highway over Edmore Coulee?

The structure is 36 ft (11 m) long with a longest span of 34 ft (10.4 m) and a deck 28 ft wide.

Who owns County Highway over Edmore Coulee?

It is owned by the County Highway Agency.