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N3020 over Red Rock Creek

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

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

N3020 over Red Rock Creek in Garfield County, Oklahoma, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1992, making it 33 years old at the 2025 inventory.
It carries about 24 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 137 of the 505 inventoried bridges in Garfield County rated good (27.1%); 57 (11.3%) 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 tee beam
Length	about 130 ft
Location	2.1E 3.4S of Hunter
NBI structure number	234000000000000
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. 60 / U.S. 412 over Creek	1937	20,800	Good
U.S. 60 / U.S. 412 over Creek	1960	20,800	Fair
U.S. 60 over Bn-sf R.R. 2 Rds Under	2020	13,800	Good
E0410 (willow Rd.) over Creek	1960	13,700	Fair
U.S. 412 over Creek	1969	12,800	Good
U.S. 412 over Creek	1975	12,800	Fair