US Bridges

Sma 7029;EAGLE RD over Farmers Union Canal

Good

Ada County, Idaho · 2.0 N. Eagle · Structure no. 000000000025976

Built
1993
32 years old
Condition
Good
inspected February 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
24 ft
1 main span
Daily traffic
4,200
2023 count
Owner
County
County Highway Agency

About this bridge

Sma 7029;EAGLE RD over Farmers Union Canal is a prestressed concrete box beam or girders - multiple carrying Sma 7029;EAGLE RD over Farmers Union Canal in Ada County, Idaho. It was built in 1993, so it is 32 years old, younger than the Idaho average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,200 vehicles a day, roughly 12% of them trucks, projected to reach 6,300 by 2042. The structure is 24 ft (7.3 m) long and 56 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSma 7029;EAGLE RD
CrossesFarmers Union Canal
Location2.0 N. Eagle
RouteCounty Highway 7029
StateIdaho
Coordinates43.72033, -116.35412
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating108 US tons
Inventory rating63.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width56 ft (17.1 m)
Roadway width44 ft (13.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,200 (2023)
Projected traffic6,300 by 2042
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sma 7029;EAGLE RD over Farmers Union Canal built?

It was built in 1993, making it 32 years old in 2025.

What condition is Sma 7029;EAGLE RD over Farmers Union Canal in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2022.

How much traffic does Sma 7029;EAGLE RD over Farmers Union Canal carry?

About 4,200 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is Sma 7029;EAGLE RD over Farmers Union Canal?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 56 ft wide.

Who owns Sma 7029;EAGLE RD over Farmers Union Canal?

It is owned by the County Highway Agency.