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N1500 over Cimarron River

Beaver County, Oklahoma · rated Good in the 2025 National Bridge Inventory

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

N1500 over Cimarron River in Beaver County, Oklahoma, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 7 (good condition) on the 0-9 scale.
It was built in 2004, making it 21 years old at the 2025 inventory.
It carries about 50 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 61 of the 189 inventoried bridges in Beaver County rated good (32.3%); 3 (1.6%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 501 ft
Location	12.3E 4.8N of Forgan
NBI structure number	267980000000000
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
U.S. 64 over Short Creek	2003	3,600	Good
U.S. 83 over Sharp Creek	1997	3,500	Good
U.S. 83 over Beaver River	1988	3,200	Fair
U.S. 83 over Creek	1999	2,800	Good
U.S. 83 over Creek	1999	2,700	Good
S.H. 3 over Creek	1936	2,500	Fair