Mercer ST over Rockaway River
Fair Condition116 years old6,446 vehicles/day
Location
| State | New Jersey |
| County | Morris |
| Location | .1 Mile East Of Union St. |
| Carries | Mercer ST |
| Crosses | Rockaway River |
| Coordinates | 40.88528, -74.55181 |
Condition Ratings
| Overall Condition | Fair |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete |
| Design | Arch - Deck |
| Total Length | 44.9 ft (13.7 m) |
| Max Span | 44.9 ft (13.7 m) |
| Deck Width | 49.9 ft (15.2 m) |
| Deck Area | 208.2 sq m |
| Main Spans | 1 |
| Year Built | 1910 |
Traffic
| Avg Daily Traffic | 6,446 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 1401016 |