Nfa A616 over Donaho Branch
Good Condition36 years old460 vehicles/day
Location
| State | Tennessee |
| County | Sumner |
| Location | In City Of Portland |
| Carries | Nfa A616 |
| Crosses | Donaho Branch |
| Coordinates | 36.58170, -86.51788 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 25.9 ft (7.9 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Width | 35.1 ft (10.7 m) |
| Deck Area | 84.5 sq m |
| Main Spans | 2 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 460 (2020) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 830A6160001 |