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Causeyville-whynot over M&b RR

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

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

Causeyville-whynot over M&b RR in Lauderdale 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 8 (very good condition) on the 0-9 scale.
It was built in 2020, making it 5 years old at the 2025 inventory.
It carries about 1,300 vehicles a day (traffic count year 2024).
Its listed owner is the county highway agency.
It is one of 241 of the 475 inventoried bridges in Lauderdale County rated good (50.7%); 28 (5.9%) 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 122 ft
Location	Sec 9 T 5N R17E B
NBI structure number	SA380000000A002
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I 20/I 59 over Grand Ave	1973	56,000	Fair
I 20/I 59 over SR 145	1957	56,000	Fair
I 20/I 59 over US 11 Norfolk S RR	1974	49,000	Fair
I 20/I 59 over Sowashee Creek	1973	49,000	Fair
I 20/I 59 over Kcs RR	1973	48,000	Fair
I 20/I 59 over Stream	1949	41,000	Good