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I 86 Wbl over Fall Creek

Power County, Idaho · rated Good in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

I 86 Wbl over Fall Creek in Power County, Idaho, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1981, making it 44 years old at the 2025 inventory.
It carries about 3,850 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 23 of the 71 inventoried bridges in Power County rated good (32.4%); 1 (1.4%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 102 ft
Location	16.2 W. American Falls
NBI structure number	000000000010685
Condition class	Good

Source: FHWA National Bridge Inventory, 2025 data as reported by the Idaho department of transportation.

Bridge	Built	Vehicles/day	Condition
I 86 & Ramps over Lanes Gulch	1981	8,300	Fair
I 86 Wbl & Ebl over Cannell Ln;machine Pass	1980	8,300	Fair
I 86 Wbl & Ebl over Calls Road Gs	1979	8,000	Good
I 86 Ebl over Uprr;pocatello Airport	1968	6,750	Fair
I 86 Wbl over Uprr;pocatello Airport	1968	6,750	Fair
I 86 Ebl over Portneuf River	1968	6,750	Fair