US Bridges

I 86 Wbl & Ebl over Calls Road Gs

Good

Power County, Idaho · 19.6 W. American Falls · Structure no. 000000000010665

Built
1979
46 years old
Condition
Good
inspected March 2024
Type
Frame
Concrete
Length
24 ft
1 main span
Daily traffic
8,000
2023 count
Owner
State
State Highway Agency

About this bridge

I 86 Wbl & Ebl over Calls Road Gs is a concrete frame carrying I 86 Wbl & Ebl over Calls Road Gs in Power County, Idaho. It was built in 1979, so it is 46 years old, older 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 8,000 vehicles a day, roughly 48% of them trucks, projected to reach 12,000 by 2042. The structure is 24 ft (7.3 m) long and 206 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 86 Wbl & Ebl
CrossesCalls Road Gs
Location19.6 W. American Falls
RouteInterstate 86
StateIdaho
Coordinates42.61231, -113.15286
Functional classRural Principal Arterial - Interstate

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.
Last inspectionMarch 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating41 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width206 ft (62.8 m)
Roadway width204 ft (62.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,000 (2023)
Projected traffic12,000 by 2042
Trucks48%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.3 million (2020 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 86 Wbl & Ebl over Calls Road Gs built?

It was built in 1979, making it 46 years old in 2025.

What condition is I 86 Wbl & Ebl over Calls Road Gs 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 March 2024.

How much traffic does I 86 Wbl & Ebl over Calls Road Gs carry?

About 8,000 vehicles per day (2023 count), of which roughly 48% are trucks.

How long is I 86 Wbl & Ebl over Calls Road Gs?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m) and a deck 206 ft wide.

Who owns I 86 Wbl & Ebl over Calls Road Gs?

It is owned by the State Highway Agency.