La0686 over South Relief Canl
Good Condition67 years old3,212 vehicles/day
Location
| State | Louisiana |
| County | St. Martin |
| Location | 1.5 Mi South Of La 347 |
| Carries | La0686 |
| Crosses | South Relief Canl |
| Coordinates | 30.35465, -91.85240 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 60.0 ft (18.3 m) |
| Max Span | 20.0 ft (6.1 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 166.5 sq m |
| Main Spans | 3 |
| Year Built | 1959 |
Traffic
| Avg Daily Traffic | 3,212 (2021) |
| Truck Traffic | 12% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 035008500201571 |