County RD 21 over Elm Creek
Good Condition18 years old837 vehicles/day
Location
| State | New York |
| County | St. Lawrence |
| Location | 1.0 Mi S Of Hermon |
| Carries | County RD 21 |
| Crosses | Elm Creek |
| Coordinates | 44.44728, -75.22982 |
Condition Ratings
| Overall Condition | Good |
| Deck | 9 (Excellent) |
| Superstructure | 9 (Excellent) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 9 (Excellent) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 68.9 ft (21 m) |
| Max Span | 67.9 ft (20.7 m) |
| Deck Width | 31.2 ft (9.5 m) |
| Deck Area | 199.5 sq m |
| Main Spans | 1 |
| Year Built | 2008 |
Traffic
| Avg Daily Traffic | 837 (2018) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000003341100 |