Blacks Mill Road over Big Hunting Creek
Fair Condition112 years old450 vehicles/day
Location
| State | Maryland |
| County | Frederick |
| Location | West Of Layman RD Int |
| Carries | Blacks Mill Road |
| Crosses | Big Hunting Creek |
| Coordinates | 39.56925, -77.39153 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 69.9 ft (21.3 m) |
| Max Span | 69.9 ft (21.3 m) |
| Deck Width | 13.8 ft (4.2 m) |
| Deck Area | 89.5 sq m |
| Main Spans | 1 |
| Year Built | 1914 (reconstructed 1995) |
Traffic
| Avg Daily Traffic | 450 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 200000F-0401010 |