Md 4 SB over Lyons Creek
Fair Condition67 years old46,661 vehicles/day
Location
| State | Maryland |
| County | Calvert |
| Location | On Anne Arundel Co Line |
| Carries | Md 4 SB |
| Crosses | Lyons Creek |
| Coordinates | 38.76477, -76.65759 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 87.9 ft (26.8 m) |
| Max Span | 44.0 ft (13.4 m) |
| Deck Width | 45.6 ft (13.9 m) |
| Deck Area | 372.5 sq m |
| Main Spans | 3 |
| Year Built | 1959 |
Traffic
| Avg Daily Traffic | 46,661 (2009) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 100000040017012 |