County Road 35 over Marble River
Franklin County, New York · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- County Road 35 over Marble River in Franklin County, New York, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2003, making it 22 years old at the 2025 inventory.
- It carries about 79 vehicles a day (traffic count year 2020).
- Its listed owner is the county highway agency.
- It is one of 103 of the 188 inventoried bridges in Franklin County rated good (54.8%); 22 (11.7%) 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 2023, on a 24-month routine inspection cycle.
- 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 → (44.95915, -74.12911)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 8 | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 54 ft |
| Location | 2.6 Mi NE of Thayer Corne |
| NBI structure number | 000000003337910 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 2023 |
| 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 Franklin County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Rte 11 over Salmon River | 1947 | 18,077 | Fair |
| Rte 37 over St Regis River | 1990 | 12,703 | Fair |
| Rte 37 over Raquette River | 2004 | 12,703 | Good |
| Rte 3 over Trib.Lyon Bk | 1967 | 7,665 | Good |
| Broadway over Saranac River | 1922 | 6,596 | Fair |
| Rte 3 over Saranac River | 1984 | 4,841 | Fair |
All bridges nearby: Franklin County, NY bridge conditions · every bridge in Franklin County · New York bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.