Dyke Road over 5S 5S 23021010 Rte 5S
Herkimer County, New York · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Dyke Road over 5S 5S 23021010 Rte 5S in Herkimer County, New York, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1968, making it 57 years old at the 2025 inventory.
- It carries about 5,835 vehicles a day (traffic count year 2018).
- Its listed owner is the state highway agency.
- It is one of 101 of the 248 inventoried bridges in Herkimer County rated fair (40.7%); 28 (11.3%) 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 May 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 → (43.08585, -75.16413)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 162 ft |
| Location | 4.5 Mi E Jct Rts 5S & 12 |
| NBI structure number | 000000001051190 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the New York department of transportation.
Busiest bridges in Herkimer County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Rte I90 over NYS Route 28 RTE 28 | 1954 | 20,495 | Fair |
| Rte I90 over NY Route 5 RTE 5 West | 1994 | 20,495 | Good |
| Rte I90 over Bridenbaker Creek | 1954 | 20,495 | Fair |
| Rte I90 over Burch Creek | 1954 | 20,495 | Fair |
| Rte I90 over Knapp Creek | 1954 | 20,495 | Poor |
| Rte I90 over Woods Creek | 1954 | 20,495 | Fair |
All bridges nearby: Herkimer County, NY bridge conditions · every bridge in Herkimer County · New York bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.