I 495 NB over ST 28 Nb/union ST
Fair Condition64 years old50,658 vehicles/day
Location
| State | Massachusetts |
| County | Essex |
| Location | 2.5 Mi N I93 |
| Carries | I 495 NB |
| Crosses | ST 28 Nb/union ST |
| Coordinates | 42.67906, -71.15201 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 164.0 ft (50 m) |
| Max Span | 53.1 ft (16.2 m) |
| Deck Width | 60.0 ft (18.3 m) |
| Deck Area | 915 sq m |
| Main Spans | 3 |
| Year Built | 1962 |
Traffic
| Avg Daily Traffic | 50,658 (2024) |
| Truck Traffic | 7% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | A090412XYDOTNBI |