John Barber RD over Mars Branch
Good Condition8 years old300 vehicles/day
Location
| State | Louisiana |
| County | Livingston |
| Location | 0.75 Mi. South Of La 442 |
| Carries | John Barber RD |
| Crosses | Mars Branch |
| Coordinates | 30.54950, -90.70650 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 33.1 ft (10.1 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Width | 39.4 ft (12 m) |
| Deck Area | 121.2 sq m |
| Main Spans | 3 |
| Year Built | 2018 |
Traffic
| Avg Daily Traffic | 300 (2018) |
| 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 | 623200000620367 |