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U.S. 385 over Beaver River

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

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

U.S. 385 over Beaver River in Cimarron 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 2018, making it 7 years old at the 2025 inventory.
It carries about 625 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 41 of the 90 inventoried bridges in Cimarron County rated fair (45.6%); 1 (1.1%) 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 500 ft
Location	2.8 S of Jct. U.S. 64
NBI structure number	315080000000000
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. 56 over Creek	1936	5,900	Good
U.S. 56 over BNSF R.R. Under	1988	4,600	Fair
U.S. 56 over Drainage Canal Boisecity	1951	4,000	Fair
U.S. 287 over Adobe Draw	2010	3,257	Good
U.S. 287 over Cimarron Valley RR Under	2011	2,700	Fair
U.S. 287 over Creek	1935	2,300	Good