La0004 over Black Lake Bayou Relief
Fair Condition44 years old1,087 vehicles/day
Location
| State | Louisiana |
| County | Bienville |
| Location | 6.7 Mi East Of La 154 |
| Carries | La0004 |
| Crosses | Black Lake Bayou Relief |
| Coordinates | 32.26103, -93.21210 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 160.1 ft (48.8 m) |
| Max Span | 20.0 ft (6.1 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 492.9 sq m |
| Main Spans | 8 |
| Year Built | 1982 |
Traffic
| Avg Daily Traffic | 1,087 (2021) |
| Truck Traffic | 19% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 040700670207201 |