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Nm-503 over Rio Quemado

Santa Fe County, New Mexico · rated Fair in the 2025 National Bridge Inventory

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

Nm-503 over Rio Quemado in Santa Fe County, New Mexico, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1956, making it 69 years old at the 2025 inventory.
It carries about 159 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 144 of the 255 inventoried bridges in Santa Fe County rated fair (56.5%); 5 (2.0%) 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	Steel stringer or multi-beam girder
Length	about 38 ft
Location	0.29 Mi S of Jct Nm-76
NBI structure number	000000000005527
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Irr/us-84/285 over Unnamed Waterway	1959	72,062	Fair
IRR/US84/285/ Fr over Unnamed Waterway	1959	72,062	Fair
Irr/us-84/285 over Unnamed Waterway	1959	72,062	Fair
US-84/285 over Tesuque Pueblo Road	2004	72,062	Good
US-84/285 Nbl over Arroyo Chamisos	1973	42,473	Fair
US-84/285 Sbl over Arroyo Chamisos	1973	42,473	Fair