Rte 23A over Allen Brook
Greene County, New York · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Rte 23A over Allen Brook in Greene County, New York, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 1994, making it 31 years old at the 2025 inventory.
- It carries about 4,812 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 83 of the 228 inventoried bridges in Greene County rated good (36.4%); 26 (11.4%) 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 → (42.196, -74.14623)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 36 ft |
| Location | 1.8 Mi E Jct Rt 23A & 214 |
| NBI structure number | 000000001017950 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the New York department of transportation.
Busiest bridges in Greene County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Rte I87 over CSX Transportatio | 1955 | 37,426 | Fair |
| Rte I87 over Hannacrois Creek | 1955 | 37,426 | Fair |
| Rte I87 over New Baltimore Rd | 1952 | 37,426 | Fair |
| Rte I87 over Cauterskill Road Kaater | 1955 | 33,622 | Poor |
| Rte I87 over Catskill Creek | 1955 | 33,622 | Fair |
| Rte I87 over Leeds Athens Road | 1955 | 32,596 | Fair |
All bridges nearby: Greene County, NY bridge conditions · every bridge in Greene County · New York bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.