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County Road over Twelve Mile Creek

Sanpete County, Utah · rated Fair in the 2025 National Bridge Inventory

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

County Road over Twelve Mile Creek in Sanpete County, Utah, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1985, making it 40 years old at the 2025 inventory.
It carries about 100 vehicles a day (traffic count year 2010).
Its listed owner is the county highway agency.
It is one of 39 of the 52 inventoried bridges in Sanpete County rated fair (75.0%); 0 (0.0%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Prestressed concrete tee beam
Length	about 31 ft
Location	3.5 Miles E. of Gunnison
NBI structure number	039001F
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US-89 (SR-89) over Willow Creek	1969	8,121	Fair
US-89 (SR-89) over San Pitch River	2003	7,840	Fair
US-89 (SR-89) over Cottonwood Creek	1985	5,183	Fair
US-89 (SR-89) over Pleasant Creek	1935	4,380	Fair
SR-132 over San Pitch River	1931	3,893	Fair
SR-116 over San Pitch River	1938	3,434	Fair