County Road 21 over Elm Creek
Fair Condition102 years old299 vehicles/day
Location
| State | New York |
| County | St. Lawrence |
| Location | 4 Miles South Of Hermon |
| Carries | County Road 21 |
| Crosses | Elm Creek |
| Coordinates | 44.43788, -75.21303 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 43.0 ft (13.1 m) |
| Max Span | 39.7 ft (12.1 m) |
| Deck Width | 33.8 ft (10.3 m) |
| Deck Area | 134.9 sq m |
| Main Spans | 1 |
| Year Built | 1924 (reconstructed 1984) |
Traffic
| Avg Daily Traffic | 299 (2019) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000003341770 |