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County Road 10 over Ft. Lyon Canal Overflow

Prowers County, Colorado · rated Good in the 2025 National Bridge Inventory

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

County Road 10 over Ft. Lyon Canal Overflow in Prowers County, Colorado, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 7 (good condition) on the 0-9 scale.
It was built in 1997, making it 28 years old at the 2025 inventory.
It carries about 95 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 24 of the 138 inventoried bridges in Prowers County rated good (17.4%); 18 (13.0%) 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	Steel stringer or multi-beam girder
Length	about 30 ft
Location	.2 Mi S of CR Ss
NBI structure number	PR10-9-37.8-36A
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US 50 Ml over Lamar Canal	1931	13,000	Fair
US 287 Ml over Fort Bent Canal	1947	9,200	Fair
US 50 Ml over Vista Del Rio Canal	1979	7,800	Fair
US 50 Ml over Amity Canal	1982	7,800	Fair
US 50 Ml over Wiley Drainage Ditch	1981	7,800	Fair
US 50 Ml Wbnd over Arkansas River	1989	4,700	Fair