Theriot Voisin Br over Du Large Bayou
Fair Condition15 years old1,156 vehicles/day
Location
| State | Louisiana |
| County | Terrebonne |
| Location | 0001 Log Mi From In |
| Carries | Theriot Voisin Br |
| Crosses | Du Large Bayou |
| Coordinates | 29.41309, -90.78190 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Movable - Bascule |
| Total Length | 88.9 ft (27.1 m) |
| Max Span | 27.9 ft (8.5 m) |
| Deck Width | 22.3 ft (6.8 m) |
| Deck Area | 184.3 sq m |
| Main Spans | 4 |
| Year Built | 2011 |
Traffic
| Avg Daily Traffic | 1,156 (2023) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 025529248904681 |