Zion-wertsville RD over Rock Brook
Fair Condition201 years old903 vehicles/day
Location
| State | New Jersey |
| County | Somerset |
| Location | 0.1 Mi No. Hollow Road |
| Carries | Zion-wertsville RD |
| Crosses | Rock Brook |
| Coordinates | 40.43970, -74.73943 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 41.0 ft (12.5 m) |
| Max Span | 15.1 ft (4.6 m) |
| Deck Width | 17.1 ft (5.2 m) |
| Deck Area | 65 sq m |
| Main Spans | 1 |
| Year Built | 1825 (reconstructed 2023) |
Traffic
| Avg Daily Traffic | 903 (2023) |
| Truck Traffic | 1% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 18B0301 |