HWY Ramp B over ST 9 & Ramp A
Fair Condition49 years old8,200 vehicles/day
Location
| State | Massachusetts |
| County | Middlesex |
| Location | 0.9 Mi West Rts 27 & 9 |
| Carries | HWY Ramp B |
| Crosses | ST 9 & Ramp A |
| Coordinates | 42.29938, -71.37939 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 137.1 ft (41.8 m) |
| Max Span | 36.1 ft (11 m) |
| Deck Width | 34.8 ft (10.6 m) |
| Deck Area | 443.1 sq m |
| Main Spans | 3 |
| Year Built | 1977 |
Traffic
| Avg Daily Traffic | 8,200 (2013) |
| Truck Traffic | 10% |
| Lanes On Bridge | 1 |
| Lanes Under Bridge | 5 |
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 | N03032278DOTNBI |