HWY Prospect ST over Rr Mbta/bmrr
Fair Condition93 years old14,900 vehicles/day
Location
| State | Massachusetts |
| County | Middlesex |
| Location | 1.5 Mi N Of Harvard Br. |
| Carries | HWY Prospect ST |
| Crosses | Rr Mbta/bmrr |
| Coordinates | 42.37747, -71.09522 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 40.0 ft (12.2 m) |
| Max Span | 39.0 ft (11.9 m) |
| Deck Width | 48.9 ft (14.9 m) |
| Deck Area | 181.8 sq m |
| Main Spans | 1 |
| Year Built | 1933 (reconstructed 1984) |
Traffic
| Avg Daily Traffic | 14,900 (2018) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | S170203GBDOT634 |