Is 495 over Northwest Branch
Fair Condition59 years old222,147 vehicles/day
Location
| State | Maryland |
| County | Montgomery |
| Location | 1.00 Mile West Of Md 650 |
| Carries | Is 495 |
| Crosses | Northwest Branch |
| Coordinates | 39.01719, -76.99486 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Truss - Deck |
| Total Length | 505.9 ft (154.2 m) |
| Max Span | 200.1 ft (61 m) |
| Deck Width | 125.7 ft (38.3 m) |
| Deck Area | 5905.9 sq m |
| Main Spans | 3 |
| Year Built | 1967 (reconstructed 2012) |
Traffic
| Avg Daily Traffic | 222,147 (2022) |
| Truck Traffic | 8% |
| Lanes On Bridge | 8 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 100000150137010 |