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County Road 301 over Colorado River

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

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

County Road 301 over Colorado River in Eagle County, Colorado, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 7 (good condition) on the 0-9 scale.
It was built in 2017, making it 8 years old at the 2025 inventory.
It carries about 152 vehicles a day (traffic count year 2020).
Its listed owner is the county highway agency.
It is one of 72 of the 173 inventoried bridges in Eagle County rated good (41.6%); 13 (7.5%) 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	Continuous prestressed concrete stringer or multi-beam girder
Length	about 220 ft
Location	16.3 Mi North of I-70
NBI structure number	EAG-301-15.6A
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I 70 Ml over US Hwy 6/US Hwy 24 RR	1970	33,000	Fair
I 70 Ml over Gore Creek	1970	33,000	Fair
I 70 Ml Wbnd over Polk Creek	2023	23,000	Good
SH 82 Ml over Roaring Fork River	1987	21,000	Good
I 70F Spur over I 70A Ml	1972	19,000	Fair
I 70 Eagle Spur over Eagle River	1972	19,000	Fair