La3105 over Coopers Bayou
Fair Condition51 years old32,603 vehicles/day
Location
| State | Louisiana |
| County | Bossier |
| Location | 0.1 Mi North Of La 72 |
| Carries | La3105 |
| Crosses | Coopers Bayou |
| Coordinates | 32.52240, -93.69710 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| 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 | 86.3 ft (26.3 m) |
| Deck Area | 481.3 sq m |
| Main Spans | 3 |
| Year Built | 1975 (reconstructed 1984) |
Traffic
| Avg Daily Traffic | 32,603 (2021) |
| Truck Traffic | 8% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 040808080702231 |