Nfa 997 (sa 6004) over Bigby Creek
Fair Condition29 years old437 vehicles/day
Location
| State | Tennessee |
| County | Maury |
| Location | 10.5 M. Sw. Columbia. |
| Carries | Nfa 997 (sa 6004) |
| Crosses | Bigby Creek |
| Coordinates | 35.57067, -87.21275 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 8 (Very Good) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Single/Spread |
| Total Length | 164.0 ft (50 m) |
| Max Span | 62.0 ft (18.9 m) |
| Deck Width | 25.6 ft (7.8 m) |
| Deck Area | 390 sq m |
| Main Spans | 3 |
| Year Built | 1997 |
Traffic
| Avg Daily Traffic | 437 (2021) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 60009970003 |