Parish RD 688 over Boston Canal
Fair Condition59 years old150 vehicles/day
Location
| State | Louisiana |
| County | Vermilion |
| Location | 0.6 Mi W. Of La 331 |
| Carries | Parish RD 688 |
| Crosses | Boston Canal |
| Coordinates | 29.87559, -92.06569 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 77.1 ft (23.5 m) |
| Max Span | 19.0 ft (5.8 m) |
| Deck Width | 25.3 ft (7.7 m) |
| Deck Area | 180.9 sq m |
| Main Spans | 4 |
| Year Built | 1967 |
Traffic
| Avg Daily Traffic | 150 (2022) |
| Truck Traffic | 15% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 035708573600801 |