Access Road over D&R Feeder Canal Lock 3
Hunterdon County, New Jersey · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Access Road over D&R Feeder Canal Lock 3 in Hunterdon County, New Jersey, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1951 and reconstructed in 2018, making it 74 years old at the 2025 inventory.
- It carries about 11 vehicles a day (traffic count year 2024).
- It is one of 75 of the 373 inventoried bridges in Hunterdon County rated good (20.1%); 26 (7.0%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- It was rated fair in the 2024 inventory and is now good (substructure 6 to 7).
- Its most recent inspection on record is dated February 2024, on a 24-month routine inspection cycle.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (40.35859, -74.94351)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 6 | 7 | Good condition |
Bridge details
| Structure | Timber stringer or multi-beam girder |
| Length | about 29 ft |
| Location | 0.5 Mi S of Bridge Street |
| NBI structure number | 3001173 |
| Condition class | Good |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | February 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the New Jersey department of transportation.
Busiest bridges in Hunterdon County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Rte I-78 & Ramp R over Beaver Brook | 1948 | 130,244 | Fair |
| I-78 over Beaver Brook | 1941 | 130,244 | Poor |
| I-78 over Branch Rockaway Creek | 1966 | 129,446 | Fair |
| I-78 EB over Beaver Brook | 1958 | 109,955 | Fair |
| I-78 over Tunnel Road | 1960 | 108,465 | Fair |
| I-78 EB over County Route 523 | 1965 | 107,826 | Fair |
All bridges nearby: Hunterdon County, NJ bridge conditions · every bridge in Hunterdon County · New Jersey bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.