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Old Highway 304 over Lost Lake Bayou

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

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

Old Highway 304 over Lost Lake Bayou in Tunica 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 1998, making it 27 years old at the 2025 inventory.
It carries about 4,700 vehicles a day (traffic count year 2017).
Its listed owner is the county highway agency.
It is one of 48 of the 81 inventoried bridges in Tunica County rated good (59.3%); 8 (9.9%) 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 120 ft
Location	Sec 16 T 3S R10W
NBI structure number	SA7200000000058
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US 61 over Stream	1935	13,000	Good
Old Highway 304 over Beaverdam Break	1998	5,200	Fair
US 61 over White Oak Bayou	1987	5,000	Good
US 61 over White Oak Bayou	1996	5,000	Good
US 61 over Beaverdam Bayou #1	1987	4,250	Good
US 61 over Beaverdam Bayou # 1	2000	4,250	Good