HWY Ymca DR over Comb Mbta/bmrr & Drive
Fair Condition134 years old9,500 vehicles/day
Location
| State | Massachusetts |
| County | Middlesex |
| Location | 0.1 Mi SW RT 3a & Hale ST |
| Carries | HWY Ymca DR |
| Crosses | Comb Mbta/bmrr & Drive |
| Coordinates | 42.63446, -71.31384 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 163.1 ft (49.7 m) |
| Max Span | 71.9 ft (21.9 m) |
| Deck Width | 43.0 ft (13.1 m) |
| Deck Area | 651.1 sq m |
| Main Spans | 3 |
| Year Built | 1892 (reconstructed 1997) |
Traffic
| Avg Daily Traffic | 9,500 (2019) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | L150082N3DOT634 |