US Bridges

Barney Dairy Road over Rexburg Canal

Fair

Madison County, Idaho · In Rexburg · Structure no. 000000000033005

Built
1980
45 years old
Condition
Fair
inspected April 2023
Type
Frame
Concrete
Length
25 ft
1 main span
Daily traffic
1,200
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Barney Dairy Road over Rexburg Canal is a concrete frame carrying Barney Dairy Road over Rexburg Canal in Madison County, Idaho. It was built in 1980, so it is 45 years old, younger than the Idaho average of 45.3 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.

It carries about 1,200 vehicles a day, roughly 7% of them trucks, projected to reach 1,800 by 2042. The structure is 25 ft (7.6 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesBarney Dairy Road
CrossesRexburg Canal
LocationIn Rexburg
RouteCity Street 0
CountyMadison County
StateIdaho
Coordinates43.83236, -111.77386
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating30 US tons
Inventory rating18 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span25 ft (7.6 m)
Deck width50 ft (15.2 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2023)
Projected traffic1,800 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$423,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Barney Dairy Road over Rexburg Canal built?

It was built in 1980, making it 45 years old in 2025.

What condition is Barney Dairy Road over Rexburg Canal 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 April 2023.

How much traffic does Barney Dairy Road over Rexburg Canal carry?

About 1,200 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Barney Dairy Road over Rexburg Canal?

The structure is 25 ft (7.6 m) long with a longest span of 25 ft (7.6 m) and a deck 50 ft wide.

Who owns Barney Dairy Road over Rexburg Canal?

It is owned by the City or Municipal Highway Agency.