Triphammer Road over Conesus Outlet
Livingston County, New York · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Triphammer Road over Conesus Outlet in Livingston County, New York, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 2001, making it 24 years old at the 2025 inventory.
- It carries about 972 vehicles a day (traffic count year 2021).
- Its listed owner is the county highway agency.
- It is one of 104 of the 165 inventoried bridges in Livingston County rated fair (63.0%); 13 (7.9%) 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 November 2023, 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 → (42.85592, -77.71727)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Slab |
| Length | about 41 ft |
| Location | 2 Mi NW of Lakeville |
| NBI structure number | 000000003316190 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | November 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the New York department of transportation.
Busiest bridges in Livingston County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Rte I390 over Bradner Creek | 1979 | 17,387 | Fair |
| Rte 20A over 390i390i42021269 Rte I3 | 1980 | 11,144 | Fair |
| Rte 63 over 390i390i42021198 Rte I3 | 1982 | 9,687 | Poor |
| Rte 15 over 390i390i42021303 Rte I3 | 1980 | 9,374 | Fair |
| Rte I390 over County Road 59 | 1979 | 8,694 | Fair |
| Rte I390 over Plaza Drive | 1979 | 8,694 | Good |
All bridges nearby: Livingston County, NY bridge conditions · every bridge in Livingston County · New York bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.