Causeway@napoleon over West Nap.canal Number 4
Good Condition46 years old30,300 vehicles/day
Location
| State | Louisiana |
| County | Jefferson |
| Location | 0.5 Mi. North Of Us. 61 |
| Carries | Causeway@napoleon |
| Crosses | West Nap.canal Number 4 |
| Coordinates | 29.99218, -90.15567 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 25.9 ft (7.9 m) |
| Max Span | 7.9 ft (2.4 m) |
| Deck Width | 99.7 ft (30.4 m) |
| Deck Area | 240.2 sq m |
| Main Spans | 3 |
| Year Built | 1980 |
Traffic
| Avg Daily Traffic | 30,300 (1979) |
| Lanes On Bridge | 6 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 022629595900931 |