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US0065 over Carroll Bayou

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

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

US0065 over Carroll Bayou in Concordia 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 1981, making it 44 years old at the 2025 inventory.
It carries about 5,796 vehicles a day (traffic count year 2021).
Its listed owner is the state highway agency.
It is one of 16 of the 42 inventoried bridges in Concordia Parish rated good (38.1%); 6 (14.3%) 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 251 ft
Location	3.44 Mi North of US 84
NBI structure number	581500260303441
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US0065 over Mississippi River	1940	21,661	Fair
US0065 over Mississippi River	1989	20,933	Fair
US0084 over Black River	2009	7,080	Fair
US0084 over Caney Bayou	1932	6,163	Poor
US0084 over Cross Bayou	1977	6,163	Good
LA0568 over Lake St John Drain Ca	1973	2,265	Fair