Northern Parkway over Herring Run Perring Pkw
Fair Condition69 years old1,171 vehicles/day
Location
| State | Maryland |
| County | Baltimore |
| Location | 0.4 Mi E Loch Raven BLVD |
| Carries | Northern Parkway |
| Crosses | Herring Run Perring Pkw |
| Coordinates | 39.36853, -76.57484 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 483.9 ft (147.5 m) |
| Max Span | 111.9 ft (34.1 m) |
| Deck Width | 67.9 ft (20.7 m) |
| Deck Area | 3053.2 sq m |
| Main Spans | 5 |
| Year Built | 1957 (reconstructed 1989) |
Traffic
| Avg Daily Traffic | 1,171 (2016) |
| Truck Traffic | 5% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 6 |
Inspection & Ownership
| Last Inspection | 123 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 200000BC3201010 |