Deep Spring Road over Stone Mill Brook
Madison County, New York · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Deep Spring Road over Stone Mill Brook in Madison County, New York, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1981, making it 44 years old at the 2025 inventory.
- It carries about 49 vehicles a day (traffic count year 2019).
- Its listed owner is a town or township highway agency.
- It is one of 16 of the 176 inventoried bridges in Madison County rated poor (9.1%); 16 (9.1%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- It was rated fair in the 2024 inventory and is now poor (culvert 5 to 4).
- Its most recent inspection on record is dated May 2024, on a 24-month routine inspection cycle.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (42.77479, -75.61779)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 5 | 4 | Poor condition |
Bridge details
| Structure | Steel culvert |
| Length | about 22 ft |
| Location | at Lebanon |
| NBI structure number | 000000002266650 |
| Condition class | Poor |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 4: foundations stable, field review says exposed foundations need protection |
Source: FHWA National Bridge Inventory, 2025 data as reported by the New York department of transportation.
Busiest bridges in Madison County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Rte I90 over Canastota Creek | 1951 | 35,041 | Fair |
| Rte I90 over Old Erie Canal | 1954 | 31,294 | Fair |
| Rte I90 over N Lake St | 1953 | 31,294 | Fair |
| Rte I90 over Oneida Creek | 1994 | 31,294 | Good |
| Rte I90 over Canaseraga Creek | 1951 | 19,091 | Fair |
| Rte 90 over Canaseraga Creek | 1951 | 17,521 | Fair |
All bridges nearby: Madison County, NY bridge conditions · every bridge in Madison County · New York bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.