US 20 EB over Rr Mbta/bmrr
Fair Condition76 years old22,400 vehicles/day
Location
| State | Massachusetts |
| County | Middlesex |
| Location | O |
| Carries | US 20 EB |
| Crosses | Rr Mbta/bmrr |
| Coordinates | 42.36924, -71.27116 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 140.1 ft (42.7 m) |
| Max Span | 64.0 ft (19.5 m) |
| Deck Width | 36.4 ft (11.1 m) |
| Deck Area | 474.0 sq m |
| Main Spans | 3 |
| Year Built | 1950 (reconstructed 1960) |
Traffic
| Avg Daily Traffic | 22,400 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
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 | W290112E6DOTNBI |