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8th Ave over Gila River

Graham County, Arizona · rated Good in the 2025 National Bridge Inventory

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

8th Ave over Gila River in Graham County, Arizona, 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 2010, making it 15 years old at the 2025 inventory.
It carries about 4,200 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 80 of the 181 inventoried bridges in Graham County rated good (44.2%); 7 (3.9%) 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	Continuous prestressed concrete stringer or multi-beam girder
Length	about 1,200 ft
Location	0.8 mi N Jct US 70
NBI structure number	10840
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
8th Street over Graveyard Wash	1920	14,272	Fair
US 70 over Graveyard Wash	1948	14,272	Fair
US 191 over Union Canal	1958	9,321	Good
US 70 over Stockton Wash	1950	8,642	Fair
Irr US 70 over Ash Creek	1948	8,534	Fair
US 191 over Graveyard Wash	1958	8,018	Good