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N2660 over Deep Creek

Major County, Oklahoma · rated Fair in the 2025 National Bridge Inventory

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

N2660 over Deep Creek in Major County, Oklahoma, 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 1988, making it 37 years old at the 2025 inventory.
It carries about 100 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 198 of the 266 inventoried bridges in Major County rated fair (74.4%); 20 (7.5%) 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	Prestressed concrete stringer or multi-beam girder
Length	about 212 ft
Location	.4S 4.3E 2.1S of Isabella
NBI structure number	220590000000000
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
U.S. 60 over Creek	1981	6,500	Good
U.S. 60 over Creek	1981	6,400	Fair
U.S. 60 over Creek	1981	6,400	Fair
U.S. 60 over Cimarron River	2017	4,000	Good
U.S. 60 over Creek	1931	3,500	Fair
U.S. 60 over Creek	1977	3,500	Fair