US Bridges

County Road 9 over Fairdale Drain

Fair

Walsh County, North Dakota · South Edge of Fairdale · Structure no. 000000050104040

Built
1940
85 years old, rebuilt 1973
Condition
Fair
inspected September 2024
Type
Channel Beam
Concrete
Length
25 ft
1 main span
Daily traffic
74
2022 count
Owner
County
County Highway Agency

About this bridge

County Road 9 over Fairdale Drain is a concrete channel beam carrying County Road 9 over Fairdale Drain in Walsh County, North Dakota. It was built in 1940 and reconstructed in 1973, so it is 85 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 6 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 74 vehicles a day, roughly 11% of them trucks, projected to reach 100 by 2042. The structure is 25 ft (7.6 m) long and 32 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesCounty Road 9
CrossesFairdale Drain
LocationSouth Edge of Fairdale
RouteCounty Highway 5006
Coordinates48.48547, -98.23421
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.5 US tons
Inventory rating39.2 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length25 ft (7.6 m)
Longest span23 ft (7 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic74 (2022)
Projected traffic100 by 2042
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 9 over Fairdale Drain built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1973.

What condition is County Road 9 over Fairdale Drain 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 2024.

How much traffic does County Road 9 over Fairdale Drain carry?

About 74 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is County Road 9 over Fairdale Drain?

The structure is 25 ft (7.6 m) long with a longest span of 23 ft (7 m) and a deck 32 ft wide.

Who owns County Road 9 over Fairdale Drain?

It is owned by the County Highway Agency.