Rte 30 over Beaver Brook
Hamilton County, New York · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Rte 30 over Beaver Brook in Hamilton County, New York, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2011, making it 14 years old at the 2025 inventory.
- It carries about 919 vehicles a day (traffic count year 2019).
- Its listed owner is the state highway agency.
- It is one of 30 of the 87 inventoried bridges in Hamilton County rated good (34.5%); 13 (14.9%) 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 → (43.70772, -74.33202)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 8 | Very good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 26 ft |
| Location | 16.9 mi N Jct Rts 8 & 30 |
| NBI structure number | 000000001079400 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the New York department of transportation.
Busiest bridges in Hamilton County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Rte 28 over Fourth Lake Estur | 1992 | 2,780 | Fair |
| Rte 8 over Sacandaga River | 1968 | 2,490 | Good |
| Rte 28 over Lake Abanakee | 1994 | 2,309 | Fair |
| Rte 28 over Aldous Brook | 1962 | 2,309 | Fair |
| Rte 28 over Rock River | 1961 | 2,116 | Fair |
| Rte 28 over Cedar River | 1992 | 2,116 | Good |
All bridges nearby: Hamilton County, NY bridge conditions · every bridge in Hamilton County · New York bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.