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SR 407 over Relief Opening

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

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

SR 407 over Relief Opening in Montgomery 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 1991, making it 34 years old at the 2025 inventory.
It carries about 480 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 124 of the 170 inventoried bridges in Montgomery County rated good (72.9%); 2 (1.2%) 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	Continuous prestressed concrete stringer or multi-beam girder
Length	about 201 ft
Location	11.4 Mi N Choctaw Cl
NBI structure number	310040704902960
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I 55 over Gum Branch Road	1965	7,500	Fair
I 55 over Gum Branch Road	1965	7,500	Fair
I 55 over Caney Creek	1965	7,500	Good
I 55 over Caney Creek	1965	7,500	Good
I 55 over Bluff Springs Road	1965	7,500	Fair
I 55 over Bluff Springs Road	1965	7,500	Fair