Perring PKWY Ramp over Herring Run
Poor Condition61 years old75,220 vehicles/day
Location
| State | Maryland |
| County | Baltimore |
| Location | On Ramp WB Northern PKWY |
| Carries | Perring PKWY Ramp |
| Crosses | Herring Run |
| Coordinates | 39.36944, -76.57300 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 3 (Serious) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 203.1 ft (61.9 m) |
| Max Span | 65.9 ft (20.1 m) |
| Deck Width | 28.5 ft (8.7 m) |
| Deck Area | 538.5 sq m |
| Main Spans | 3 |
| Year Built | 1965 |
Traffic
| Avg Daily Traffic | 75,220 (2024) |
| Truck Traffic | 5% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 12 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 200000BC3203010 |