Nfa A121 over Knob Creek
Poor Condition56 years old290 vehicles/day
Location
| State | Tennessee |
| County | Lauderdale |
| Location | 3.8 Mi E Of Sr88 |
| Carries | Nfa A121 |
| Crosses | Knob Creek |
| Coordinates | 35.88036, -89.56983 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 41.0 ft (12.5 m) |
| Max Span | 21.0 ft (6.4 m) |
| Deck Width | 26.6 ft (8.1 m) |
| Deck Area | 101.2 sq m |
| Main Spans | 2 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 290 (2020) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 490A1210003 |