Mamaroneck Avenue over Mamaroneck River
Fair Condition63 years old24,846 vehicles/day
Location
| State | New York |
| County | Westchester |
| Location | 1.4 Mi NW Mamaroneck Rye |
| Carries | Mamaroneck Avenue |
| Crosses | Mamaroneck River |
| Coordinates | 40.96840, -73.74145 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 9 (Excellent) |
| Superstructure | 9 (Excellent) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 53.1 ft (16.2 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 84.0 ft (25.6 m) |
| Deck Area | 414.7 sq m |
| Main Spans | 1 |
| Year Built | 1963 (reconstructed 2022) |
Traffic
| Avg Daily Traffic | 24,846 (2008) |
| Truck Traffic | 5% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000003347919 |