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Fdr 555 over Cow Creek

San Miguel County, New Mexico · rated Good in the 2025 National Bridge Inventory

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

Fdr 555 over Cow Creek in San Miguel County, New Mexico, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1958, making it 67 years old at the 2025 inventory.
It carries about 50 vehicles a day (traffic count year 2022).
It is one of 68 of the 175 inventoried bridges in San Miguel County rated good (38.9%); 14 (8.0%) 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	Concrete stringer or multi-beam girder
Length	about 40 ft
Location	0.4 Mi N/o Cow Creek Cg
NBI structure number	031005000001503
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Mills AVE. (LV) over Gallinas River	1998	14,679	Good
I-25 Nbl over Agua Sarca Creek	1973	12,084	Fair
I-25 Sbl over Agua Sarca Creek	1973	12,084	Fair
I-25 Nbl/sbl/frntg over Unnamed Waterway	1966	12,084	Fair
I-25 Nbl/sbl over Unnamed Waterway	1973	12,084	Good
I-25 Nbl over I-25 Service Road	1966	10,978	Fair