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N4490 (4526C) over White Oak Creek

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

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

N4490 (4526C) over White Oak Creek in McCurtain County, Oklahoma, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 2019, making it 6 years old at the 2025 inventory.
It carries about 700 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 91 of the 265 inventoried bridges in McCurtain County rated fair (34.3%); 28 (10.6%) 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	Prestressed concrete stringer or multi-beam girder
Length	about 104 ft
Location	3.5N 2E of VALLIANT
NBI structure number	319240000000000
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. 70 N.B. over Little River Oflow	2017	12,300	Good
U.S. 70 N.B. over Little River Oflow	2017	12,300	Good
U.S. 70/us-259/sh3 over Creek	1934	12,000	Good
U.S. 70 over Clear Creek	2018	8,400	Good
U.S. 259 over Yanubbee Creek	1957	6,900	Good
U.S. 259 over Yanubbee Creek	1957	6,800	Good