Nfa 1781 (sa 4311) over Black Branch
Good Condition34 years old668 vehicles/day
Location
| State | Tennessee |
| County | Humphreys |
| Location | 2 M. NW SR 13. |
| Carries | Nfa 1781 (sa 4311) |
| Crosses | Black Branch |
| Coordinates | 36.21648, -87.76112 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 55.1 ft (16.8 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 122.6 sq m |
| Main Spans | 1 |
| Year Built | 1992 |
Traffic
| Avg Daily Traffic | 668 (2021) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 43017810001 |