US Bridges

County Road over Second Larson Coulee

PoorPosted for load

Ward County, North Dakota · 3 South 1 West Minot · Structure no. 000000051142440

Built
1965
60 years old
Condition
Poor
inspected May 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
37 ft
2 main spans
Daily traffic
25
2019 count
Owner
County
County Highway Agency

About this bridge

County Road over Second Larson Coulee is a wood or timber stringer/multi-beam or girder carrying County Road over Second Larson Coulee in Ward County, North Dakota. It was built in 1965, so it is 60 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 25 vehicles a day, projected to reach 25 by 2039. The structure is 37 ft (11.3 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Road
CrossesSecond Larson Coulee
Location3 South 1 West Minot
RouteCounty Highway 0
Coordinates48.15316, -101.31763
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating30.2 US tons
Inventory rating21.9 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length37 ft (11.3 m)
Longest span18 ft (5.5 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2019)
Projected traffic25 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 statusPossibly eligible for the National Register; requires further investigation
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$74,000
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road over Second Larson Coulee built?

It was built in 1965, making it 60 years old in 2025.

What condition is County Road over Second Larson Coulee in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2023.

How much traffic does County Road over Second Larson Coulee carry?

About 25 vehicles per day (2019 count).

How long is County Road over Second Larson Coulee?

The structure is 37 ft (11.3 m) long with a longest span of 18 ft (5.5 m) and a deck 24 ft wide.

Who owns County Road over Second Larson Coulee?

It is owned by the County Highway Agency.