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County Road 10 over Eastdale NO.1 Canal

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

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

County Road 10 over Eastdale NO.1 Canal in Costilla County, Colorado, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
It was built in 2002, making it 23 years old at the 2025 inventory.
It carries about 27 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 34 of the 38 inventoried bridges in Costilla County rated fair (89.5%); 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	Continuous steel stringer or multi-beam girder
Length	about 55 ft
Location	2.3 Mi S of CR H
NBI structure number	CS10-S2.3-H
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US 160 Ml over Canal	1970	5,000	Good
County Road P.6 over Unnamed Drainage	2006	1,230	Fair
SH 159 Ml over Culebra Creek	1936	800	Fair
C.rd Trinchera over Sangre De Cristo Creek	1989	531	Fair
County Road 21 over Culebra Creek	1955	475	Fair
SH 142 Ml over Rito Seco Creek	1936	440	Good