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I 84 Ebl & Wbl over Uprr;east Lateral Canal

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

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

I 84 Ebl & Wbl over Uprr;east Lateral Canal in Canyon 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 8 (very good condition) on the 0-9 scale.
It was built in 2021, making it 4 years old at the 2025 inventory.
It carries about 104,000 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 86 of the 291 inventoried bridges in Canyon County rated good (29.6%); 6 (2.1%) 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 multiple box beam
Length	about 178 ft
Location	at Nampa Wcl
NBI structure number	000000000015581
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I 84 Wbl & Ebl over I 84B ;garrity Blvd Ic	2011	111,000	Good
I 84 Ebl Wbl over Northside Blvd Ic	2021	84,500	Good
I 84 Ebl Wbl over Sma 7923; Linden Road Gs	2022	68,000	Good
I84 Ebl Wbl over Notus Canal	2022	68,000	Good
I 84 ;US 20-26 over Stp 7773;10TH Ave Ic	1983	58,000	Fair
I 84 Ebl over Phyllis Canal	2012	55,500	Good