CR 379 over Mary Branch
Liberty County, Florida · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- CR 379 over Mary Branch in Liberty County, Florida, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- 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.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated April 2024, on a 24-month routine inspection cycle.
- 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.
View this bridge on a map → (30.23204, -85.0264)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 4 | 4 | Poor condition |
Bridge details
| 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 |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | April 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | U: unknown foundation, not evaluated for scour |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Florida department of transportation.
Busiest bridges in Liberty County
| 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 |
All bridges nearby: Liberty County, FL bridge conditions · every bridge in Liberty County · Florida bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.