Nfa A249 over Stone Branch
Fair Condition51 years old80 vehicles/day
Location
| State | Tennessee |
| County | Johnson |
| Location | N Off Us421-n Of Mtn City |
| Carries | Nfa A249 |
| Crosses | Stone Branch |
| Coordinates | 36.49720, -81.81693 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 4 (Poor) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 26.6 ft (8.1 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Width | 29.5 ft (9 m) |
| Deck Area | 72.9 sq m |
| Main Spans | 2 |
| Year Built | 1975 |
Traffic
| Avg Daily Traffic | 80 (2020) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 460A2490001 |