Home › Arizona › Santa Cruz County › Old Tucson Road over Potrero Creek

Old Tucson Road over Potrero Creek

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

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

Old Tucson Road over Potrero Creek in Santa Cruz 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 2007, making it 18 years old at the 2025 inventory.
It carries about 12,057 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 77 of the 137 inventoried bridges in Santa Cruz County rated good (56.2%); 1 (0.7%) 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

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

Bridge	Built	Vehicles/day	Condition
I 19; Nb-sb-e & Wf over Alamo Canyon	1949	31,010	Good
I19 N & S & FRs over Wash	1951	30,755	Good
I 19 over Calabasas Canyon	1951	27,010	Good
I 19 over Dry Wash	1977	19,924	Good
I 19 over Tubac Creek Wash	1978	19,046	Good
SB 19; Fap 001 over Mariposa Canyon	1968	18,989	Fair