US Bridges

County Road over James River

PoorClosed to traffic

LaMoure County, North Dakota · North of Lamoure · Structure no. 000000023135180

Built
1910
115 years old
Condition
Poor
inspected April 2021
Type
Truss - Thru
Steel
Length
132 ft
1 main span
Daily traffic
50
2020 count
Owner
County
County Highway Agency

About this bridge

County Road over James River is a steel truss - thru carrying County Road over James River in LaMoure County, North Dakota. It was built in 1910, so it is 115 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 3 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: closed to all traffic.

It carries about 50 vehicles a day, projected to reach 50 by 2040. The structure is 132 ft (40.2 m) long and 16 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCounty Road
CrossesJames River
LocationNorth of Lamoure
RouteCounty Highway 0
CountyLaMoure County
StateNorth Dakota
Coordinates46.37123, -98.31011
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2021
Inspection interval—
Operating statusClosed to all traffic
ScourUnknown foundation; not evaluated for scour
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating2 US tons
Inventory rating1.2 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1 (+2 approach)
Design loadUnknown
Structure length132 ft (40.2 m)
Longest span108 ft (32.9 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deck14 ft (4.4 m)

Traffic and service

Average daily traffic50 (2020)
Projected traffic50 by 2040
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$332,000
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road over James River built?

It was built in 1910, making it 115 years old in 2025.

What condition is County Road over James River 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 April 2021.

How much traffic does County Road over James River carry?

About 50 vehicles per day (2020 count).

How long is County Road over James River?

The structure is 132 ft (40.2 m) long with a longest span of 108 ft (32.9 m) and a deck 16 ft wide.

Who owns County Road over James River?

It is owned by the County Highway Agency.