Number Four Road over Black River
Good Condition63 years old4,260 vehicles/day
Location
| State | New York |
| County | Lewis |
| Location | 0.2 Mi W Of Watson |
| Carries | Number Four Road |
| Crosses | Black River |
| Coordinates | 43.77526, -75.44094 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 375.0 ft (114.3 m) |
| Max Span | 91.9 ft (28 m) |
| Deck Width | 36.4 ft (11.1 m) |
| Deck Area | 1268.7 sq m |
| Main Spans | 4 |
| Year Built | 1963 (reconstructed 2004) |
Traffic
| Avg Daily Traffic | 4,260 (2016) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000003339790 |