Al - 53 (us 231) over Calvert Prong
Good Condition20 years old6,460 vehicles/day
Location
| State | Alabama |
| County | Blount |
| Location | US 231 @ Calvert Prong |
| Carries | Al - 53 (us 231) |
| Crosses | Calvert Prong |
| Coordinates | 33.98500, -86.50833 |
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 | 299.9 ft (91.4 m) |
| Max Span | 100.1 ft (30.5 m) |
| Deck Width | 46.9 ft (14.3 m) |
| Deck Area | 1307.0 sq m |
| Main Spans | 3 |
| Year Built | 2006 |
Traffic
| Avg Daily Traffic | 6,460 (2024) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 018885 |