County Road 117 over Tomhannock Spillway
Rensselaer County, New York · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- County Road 117 over Tomhannock Spillway in Rensselaer County, New York, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1935 and reconstructed in 2014, making it 90 years old at the 2025 inventory.
- It carries about 962 vehicles a day (traffic count year 2019).
- Its listed owner is the county highway agency.
- It is one of 150 of the 269 inventoried bridges in Rensselaer County rated fair (55.8%); 49 (18.2%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (fair), but component ratings moved: deck 8 to 6, superstructure 7 to 6.
- Its most recent inspection on record is dated August 2024, on a 24-month routine inspection cycle.
- It has fracture-critical members (NBI item 92A): steel tension members without a redundant load path, which get their own scheduled inspections.
- 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 → (42.8694, -73.58722)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 6 | Satisfactory condition |
| Superstructure | 7 | 6 | Satisfactory condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Steel through truss |
| Length | about 83 ft |
| Location | 2.8 Mi NE of Melrose |
| NBI structure number | 000000003303400 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | August 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
| Fracture critical (item 92A) | Yes |
Source: FHWA National Bridge Inventory, 2025 data as reported by the New York department of transportation.
Busiest bridges in Rensselaer County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Rte I787 over 6TH Ave Extention Earl | 1981 | 49,027 | Good |
| Rte I787 over Earl Street N 1ST Stree | 1981 | 48,729 | Fair |
| Rte I90 over Mill Creek | 1971 | 41,076 | Fair |
| Rte I90 over North Branch of Moordene | 1971 | 41,076 | Fair |
| Rte I90 over North Branch Moordener K | 1972 | 36,499 | Fair |
| Rte I90 over 43 43 14032305 Rte 43 | 1970 | 34,219 | Fair |
All bridges nearby: Rensselaer County, NY bridge conditions · every bridge in Rensselaer County · New York bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.