Rte 28 over Rock River
Hamilton County, New York · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Rte 28 over Rock River in Hamilton County, New York, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1961, making it 64 years old at the 2025 inventory.
- It carries about 2,116 vehicles a day (traffic count year 2019).
- Its listed owner is the state highway agency.
- It is one of 44 of the 87 inventoried bridges in Hamilton County rated fair (50.6%); 13 (14.9%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated September 2024, on a 24-month routine inspection cycle.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (43.84076, -74.38316)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 5 | 5 | Fair condition |
Bridge details
| Structure | Steel culvert |
| Length | about 47 ft |
| Location | 29 SE Jct Rts 28+28N |
| NBI structure number | 000000001020300 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 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 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 Cedar River | 1992 | 2,116 | Good |
| Rte 8 over Rogers Brook | 1950 | 1,980 | Fair |
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.