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County Road 29 over Pawnee Creek

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

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

County Road 29 over Pawnee Creek in Logan County, Colorado, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1969, making it 56 years old at the 2025 inventory.
It carries about 58 vehicles a day (traffic count year 2023).
Its listed owner is the county highway agency.
It is one of 97 of the 182 inventoried bridges in Logan County rated fair (53.3%); 16 (8.8%) 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 59 ft
Location	1.3 Mi. N. of Co Rd 16.5
NBI structure number	LOG29-18.8-57
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US 6 Ml over City Streets UP RR	1972	9,900	Fair
US 6 Ml over South Platte R Ovflw	1957	9,900	Fair
US 6 Ml over Henderson-smith Ditch	1965	9,900	Fair
US 6 Ml over South Platte River	1957	9,900	Fair
US 6 Ml over South Platte R Ovflw	1957	9,900	Fair
I 76 Ml Wbnd over Twenty Two Slough	1964	5,500	Fair