I 495 SB over HWY Middle RD
Fair Condition62 years old34,800 vehicles/day
Location
| State | Massachusetts |
| County | Essex |
| Location | 2.3 Mi S Exit 54 |
| Carries | I 495 SB |
| Crosses | HWY Middle RD |
| Coordinates | 42.83488, -70.96496 |
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 | 133.9 ft (40.8 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 56.1 ft (17.1 m) |
| Deck Area | 697.7 sq m |
| Main Spans | 3 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 34,800 (2018) |
| 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 | A070212W8DOTNBI |