Fau 320 over Mackey Branch
Good Condition34 years old32,653 vehicles/day
Location
| State | Tennessee |
| County | Hamilton |
| Location | 1.81 Mi. E Of I-75 Jct. |
| Carries | Fau 320 |
| Crosses | Mackey Branch |
| Coordinates | 35.00722, -85.15355 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 58.1 ft (17.7 m) |
| Max Span | 18.0 ft (5.5 m) |
| Deck Width | 68.9 ft (21 m) |
| Deck Area | 371.7 sq m |
| Main Spans | 3 |
| Year Built | 1992 |
Traffic
| Avg Daily Traffic | 32,653 (2021) |
| Truck Traffic | 9% |
| Lanes On Bridge | 5 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 33S43070005 |