On The Line Road over Noahs Springs Branch
Poor Condition34 years old300 vehicles/day
Location
| State | Tennessee |
| County | Montgomery |
| Location | 522-543 |
| Carries | On The Line Road |
| Crosses | Noahs Springs Branch |
| Coordinates | 36.63409, -87.53676 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 8 (Very Good) |
| Superstructure | 7 (Good) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 150.9 ft (46 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 34.4 ft (10.5 m) |
| Deck Area | 483 sq m |
| Main Spans | 3 |
| Year Built | 1992 (reconstructed 2018) |
Traffic
| Avg Daily Traffic | 300 (2024) |
| Truck Traffic | 40% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | Army |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | DAPFORCAT000025 |