Knoll Road over Rockaway River
Fair Condition126 years old8,583 vehicles/day
Location
| State | New Jersey |
| County | Morris |
| Location | 1.5mi SE Of I-287 Exit 45 |
| Carries | Knoll Road |
| Crosses | Rockaway River |
| Coordinates | 40.89192, -74.37530 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 95.1 ft (29 m) |
| Max Span | 44.9 ft (13.7 m) |
| Deck Width | 51.8 ft (15.8 m) |
| Deck Area | 458.2 sq m |
| Main Spans | 2 |
| Year Built | 1900 (reconstructed 1965) |
Traffic
| Avg Daily Traffic | 8,583 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 1400265 |