Potato Shed Road over Portage Bayou
Good Condition7 years old612 vehicles/day
Location
| State | Louisiana |
| County | St. Martin |
| Location | 0.3 Mi E. Of La 678 |
| Carries | Potato Shed Road |
| Crosses | Portage Bayou |
| Coordinates | 30.34301, -91.79614 |
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 | Concrete |
| Design | Slab |
| Total Length | 120.1 ft (36.6 m) |
| Max Span | 20.0 ft (6.1 m) |
| Deck Width | 20.0 ft (6.1 m) |
| Deck Area | 223.3 sq m |
| Main Spans | 6 |
| Year Built | 2019 |
Traffic
| Avg Daily Traffic | 612 (2020) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 035000000030009 |