Duchamp RD over Lasalle Coulee
Fair Condition60 years old1,388 vehicles/day
Location
| State | Louisiana |
| County | St. Martin |
| Location | 1.1 Mi. NE Of La 182 |
| Carries | Duchamp RD |
| Crosses | Lasalle Coulee |
| Coordinates | 30.11224, -91.90395 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 57.1 ft (17.4 m) |
| Max Span | 19.0 ft (5.8 m) |
| Deck Width | 26.2 ft (8 m) |
| Deck Area | 139.2 sq m |
| Main Spans | 3 |
| Year Built | 1966 |
Traffic
| Avg Daily Traffic | 1,388 (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 | 035030067915421 |