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N2170 over Lone Creek

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

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

N2170 over Lone Creek in Dewey 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 2010, making it 15 years old at the 2025 inventory.
It carries about 25 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 147 of the 166 inventoried bridges in Dewey County rated good (88.6%); 1 (0.6%) 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 77 ft
Location	3.6 N of Webb
NBI structure number	294130000000000
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. 270 over Little Robe Creek	2023	4,920	Good
U.S. 270 over Creek	1936	4,500	Good
U.S. 270 over Cheyenne Creek	1990	4,500	Good
U.S. 270 over Seiling Creek	1989	3,800	Good
U.S. 270 over Creek	1933	3,100	Good
U.S. 60 over Creek	1937	2,400	Good