US Bridges

County Highway over County Drain

PoorPosted for load

Richland County, North Dakota · 3 West 3 South Fairmount · Structure no. 000000039130430

Built
1938
87 years old
Condition
Poor
inspected June 2024
Type
Truss - Thru
Steel
Length
34 ft
1 main span
Daily traffic
20
2018 count
Owner
County
County Highway Agency

About this bridge

County Highway over County Drain is a steel truss - thru carrying County Highway over County Drain in Richland County, North Dakota. It was built in 1938, so it is 87 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 20 vehicles a day, projected to reach 20 by 2038. The structure is 34 ft (10.4 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Highway
CrossesCounty Drain
Location3 West 3 South Fairmount
RouteCounty Highway 0
Coordinates46.01521, -96.6591
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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating4.1 US tons
Inventory rating2.4 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span31 ft (9.4 m)
Deck width20 ft (6.2 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2018)
Projected traffic20 by 2038
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$209,000
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over County Drain built?

It was built in 1938, making it 87 years old in 2025.

What condition is County Highway over County Drain 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 June 2024.

How much traffic does County Highway over County Drain carry?

About 20 vehicles per day (2018 count).

How long is County Highway over County Drain?

The structure is 34 ft (10.4 m) long with a longest span of 31 ft (9.4 m) and a deck 20 ft wide.

Who owns County Highway over County Drain?

It is owned by the County Highway Agency.