I 495 NB over HWY Main ST
Fair Condition62 years old36,900 vehicles/day
Location
| State | Massachusetts |
| County | Essex |
| Location | .6 Mi N Exit 54 |
| Carries | I 495 NB |
| Crosses | HWY Main ST |
| Coordinates | 42.84230, -70.92690 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 115.2 ft (35.1 m) |
| Max Span | 56.1 ft (17.1 m) |
| Deck Width | 56.1 ft (17.1 m) |
| Deck Area | 600.2 sq m |
| Main Spans | 3 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 36,900 (2019) |
| Truck Traffic | 10% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | A070242WDDOTNBI |