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S.H. 50 over N. Canadian River Oflow

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

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

S.H. 50 over N. Canadian River Oflow in Woodward 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 1969 and reconstructed in 2016, making it 56 years old at the 2025 inventory.
It carries about 490 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 56 of the 167 inventoried bridges in Woodward County rated good (33.5%); 6 (3.6%) 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	Steel stringer or multi-beam girder
Length	about 160 ft
Location	5.3 Mi N Jct US 183
NBI structure number	175090000000000
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. 183 over Creek	1950	18,700	Fair
U.S. 183 over Creek	1950	17,200	Fair
U.S. 183 over Creek	1974	15,900	Good
U.S. 183 over Creek	1932	9,400	Good
U.S. 183 over Creek	1932	8,400	Good
U.S. 183 SB over Deep Creek	2021	8,160	Good