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Bois D Arc Ave. over S.H. 7 (duncan Bypas Und

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

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

Bois D Arc Ave. over S.H. 7 (duncan Bypas Und in Stephens 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 2010, making it 15 years old at the 2025 inventory.
It carries about 500 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 257 of the 382 inventoried bridges in Stephens County rated fair (67.3%); 9 (2.4%) 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	Steel stringer or multi-beam girder
Length	about 257 ft
Location	1.8W Jct U.S. 81
NBI structure number	280320000000000
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. 81 over Claridy Creek	1953	25,800	Good
U.S. 81 over Stage Stand Creek	1955	14,400	Fair
S.H. 7 over Willow Creek	1973	9,100	Fair
U.S. 81 over Claridy Creek	1979	7,800	Good
U.S. 81 over Creek	2018	7,800	Good
U.S. 81 over Creek	2015	7,800	Good