Combon Bridge RD over Grand Caillou Bayou
Fair Condition36 years old1,566 vehicles/day
Location
| State | Louisiana |
| County | Terrebonne |
| Location | 0.08 Mi West Of La 57 |
| Carries | Combon Bridge RD |
| Crosses | Grand Caillou Bayou |
| Coordinates | 29.43023, -90.70056 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Movable - Lift |
| Total Length | 255.9 ft (78 m) |
| Max Span | 76.1 ft (23.2 m) |
| Deck Width | 34.1 ft (10.4 m) |
| Deck Area | 811.2 sq m |
| Main Spans | 1 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 1,566 (2023) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 025529255904241 |