Holland Brook Road over Holland Brook
Hunterdon County, New Jersey · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Holland Brook Road over Holland Brook 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 1926 and reconstructed in 2010, making it 99 years old at the 2025 inventory.
- It carries about 267 vehicles a day (traffic count year 2023).
- Its listed owner is the county highway agency.
- It is one of 75 of the 373 inventoried bridges in Hunterdon County rated good (20.1%); 26 (7.0%) are rated poor.
- 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 → (40.57913, -74.77589)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete slab |
| Length | about 39 ft |
| Location | 0.15 Mi. N. of Cole Road |
| NBI structure number | 1000137 |
| Condition class | Good |
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 |
|---|---|---|---|
| I-78 EB over US 22 WB | 1968 | 661,439 | Fair |
| 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 |
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.