Jefferson Avenue over Mamaroneck River
Good Condition13 years old4,103 vehicles/day
Location
| State | New York |
| County | Westchester |
| Location | At Marmaroneck |
| Carries | Jefferson Avenue |
| Crosses | Mamaroneck River |
| Coordinates | 40.95578, -73.73671 |
Condition Ratings
| Overall Condition | Good |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 84.0 ft (25.6 m) |
| Max Span | 81.0 ft (24.7 m) |
| Deck Width | 50.2 ft (15.3 m) |
| Deck Area | 391.7 sq m |
| Main Spans | 1 |
| Year Built | 2013 |
Traffic
| Avg Daily Traffic | 4,103 (2018) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000002225080 |