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US 50 Ml over Wiley Drainage Ditch

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

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

US 50 Ml over Wiley Drainage Ditch in Prowers County, Colorado, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1981, making it 44 years old at the 2025 inventory.
It carries about 7,800 vehicles a day (traffic count year 2020).
Its listed owner is the state highway agency.
It is one of 96 of the 138 inventoried bridges in Prowers County rated fair (69.6%); 18 (13.0%) 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

Component	Rating (2025)	FHWA scale meaning
Culvert	6	Satisfactory condition

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 Wbnd over Arkansas River	1989	4,700	Fair
US 50 Ebnd over Arkansas River	1967	4,700	Fair