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N4700 over Dog Creek

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

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

N4700 over Dog Creek in Adair 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 5 (fair condition) on the 0-9 scale.
It was built in 1936, making it 89 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 72 of the 139 inventoried bridges in Adair County rated fair (51.8%); 22 (15.8%) 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

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

Bridge	Built	Vehicles/day	Condition
U.S. 59 over Stilwell Br. Caney Creek	1996	9,000	Fair
U.S. 59 over Kansas City Southern R.R	1998	8,000	Fair
U.S. 59 over Trib of Ballard Creek	2017	6,900	Fair
S.H. 100 over Stilwell Br. Caney Creek	1955	6,000	Fair
U.S. 59 over Ballard Creek	2020	5,600	Good
U.S. 59 over Ballard Creek	2020	5,600	Good