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CR 379 over Mary Branch

Liberty County, Florida · rated Poor in the 2025 National Bridge Inventory

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

CR 379 over Mary Branch in Liberty County, Florida, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1951, making it 74 years old at the 2025 inventory.
It carries about 400 vehicles a day (traffic count year 2023).
Its listed owner is the county highway agency.
It is one of 12 of the 77 inventoried bridges in Liberty County rated poor (15.6%); 12 (15.6%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 125 ft
Location	1.4 Miles South of CR 12
NBI structure number	560033
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
SR 20 over Mill Branch	1937	4,500	Good
SR20 over Telogia Creek Relief	1990	4,500	Good
SR20 over Telogia Creek	1990	4,500	Fair
SR20 over East Pittman Creek	1997	4,200	Fair
SR20 over West Pittman Creek	1997	4,200	Fair
SR20 over Ochlocknee R Relief	1997	4,200	Fair