US Bridges

Sma 7028;BEACON Lt over Farmers Union Canal

Fair

Ada County, Idaho · 1.8 N. 1.1 E. Eagle · Structure no. 000000000026165

Built
1962
63 years old, rebuilt 2002
Condition
Fair
inspected February 2023
Type
Frame
Concrete
Length
20 ft
1 main span
Daily traffic
5,900
2023 count
Owner
County
County Highway Agency

About this bridge

Sma 7028;BEACON Lt over Farmers Union Canal is a concrete frame carrying Sma 7028;BEACON Lt over Farmers Union Canal in Ada County, Idaho. It was built in 1962 and reconstructed in 2002, so it is 63 years old, older 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 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 5,900 vehicles a day, roughly 23% of them trucks, projected to reach 8,850 by 2042. The structure is 20 ft (6.1 m) long and 77 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesSma 7028;BEACON Lt
CrossesFarmers Union Canal
Location1.8 N. 1.1 E. Eagle
RouteCounty Highway 7028
CountyAda County
StateIdaho
Coordinates43.72081, -116.33022
Functional classRural Minor Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43 US tons
Inventory rating26 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 15
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width77 ft (23.4 m)
Roadway width75 ft (22.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,900 (2023)
Projected traffic8,850 by 2042
Trucks23%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sma 7028;BEACON Lt over Farmers Union Canal built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2002.

What condition is Sma 7028;BEACON Lt over Farmers Union 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 February 2023.

How much traffic does Sma 7028;BEACON Lt over Farmers Union Canal carry?

About 5,900 vehicles per day (2023 count), of which roughly 23% are trucks.

How long is Sma 7028;BEACON Lt over Farmers Union Canal?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m) and a deck 77 ft wide.

Who owns Sma 7028;BEACON Lt over Farmers Union Canal?

It is owned by the County Highway Agency.