River Avenue over Long Island-mk Br
Poor Condition119 years old337 vehicles/day
Location
| State | New York |
| County | Suffolk |
| Location | .5 Mile East Of Eastport |
| Carries | River Avenue |
| Crosses | Long Island-mk Br |
| Coordinates | 40.82410, -72.72449 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 8 (Very Good) |
| Superstructure | 3 (Serious) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Girder and Floorbeam |
| Total Length | 99.1 ft (30.2 m) |
| Max Span | 35.1 ft (10.7 m) |
| Deck Width | 25.3 ft (7.7 m) |
| Deck Area | 232.5 sq m |
| Main Spans | 3 |
| Year Built | 1907 (reconstructed 1990) |
Traffic
| Avg Daily Traffic | 337 (2017) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 12 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 000000002261140 |