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LA0860 over Bayou Macon

Madison Parish, Louisiana · rated Good in the 2025 National Bridge Inventory

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

LA0860 over Bayou Macon in Madison Parish, Louisiana, 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 1971, making it 54 years old at the 2025 inventory.
It carries about 199 vehicles a day (traffic count year 2021).
Its listed owner is the state highway agency.
It is one of 18 of the 104 inventoried bridges in Madison Parish rated good (17.3%); 7 (6.7%) 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 371 ft
Location	1.8 Mi South of La 577 Sp
NBI structure number	053301640200001
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I0020 over Mississippi River	1973	36,023	Fair
I0020 over Bayou Macon	1971	31,481	Fair
I0020 over Bayou Macon	1971	31,481	Fair
I0020 over Drainage	1971	31,481	Fair
I0020 over Drainage	1971	31,481	Fair
I0020 over Joes Bayou Lake	1971	31,481	Fair