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31-mc43 over Nose Rock Wash

McKinley County, New Mexico · rated Poor in the 2025 National Bridge Inventory

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

31-mc43 over Nose Rock Wash in McKinley County, New Mexico, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1977, making it 48 years old at the 2025 inventory.
It carries about 337 vehicles a day (traffic count year 2023).
Its listed owner is the county highway agency.
It is one of 23 of the 289 inventoried bridges in McKinley County rated poor (8.0%); 23 (8.0%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Aluminum or iron through truss
Length	about 105 ft
Location	3.1 Mi NW on Nm-566
NBI structure number	000000000008098
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
I-40 Wbl over BNSF R/R Spur	1980	31,569	Fair
I-40 Ebl over BNSF R/R Spur	1980	31,569	Fair
I-40 Ebl over Third Street	1980	31,569	Fair
I-40 WB over Third Street	1980	31,569	Fair
I-40 WB over Second Street	1980	31,569	Fair
I-40 Ebl over Second Street	1980	31,569	Fair