I 90 Ramps A & B over Other Mwra Aqueduct
Fair Condition69 years old109,700 vehicles/day
Location
| State | Massachusetts |
| County | Middlesex |
| Location | Mta No. L-52 & S-8 |
| Carries | I 90 Ramps A & B |
| Crosses | Other Mwra Aqueduct |
| Coordinates | 42.34139, -71.26365 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete |
| Design | Frame |
| Total Length | 72.2 ft (22 m) |
| Max Span | 20.0 ft (6.1 m) |
| Deck Width | 86.0 ft (26.2 m) |
| Deck Area | 576.4 sq m |
| Main Spans | 1 |
| Year Built | 1957 |
Traffic
| Avg Daily Traffic | 109,700 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 8 |
Inspection & Ownership
| Last Inspection | 223 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | W290519YYDOTNBI |