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SR 438 over Six Mile Bayou

Washington County, Mississippi · rated Good in the 2025 National Bridge Inventory

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

SR 438 over Six Mile Bayou in Washington County, Mississippi, 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 1996, making it 29 years old at the 2025 inventory.
It carries about 240 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 110 of the 310 inventoried bridges in Washington County rated good (35.5%); 26 (8.4%) 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

Source: FHWA National Bridge Inventory, 2025 data as reported by the Mississippi department of transportation.

Bridge	Built	Vehicles/day	Condition
US 82 over Canal No 9	1954	18,000	Fair
US 82 over Black Bayou	1954	18,000	Good
US 82 over Canal No 2	1954	17,000	Good
US 82 over Deer Creek	1975	15,000	Fair
US 82 over Drainage Canal	1974	9,300	Fair
Ditch No 5 over S Colorado St	1990	8,800	Fair