US 1 Ramp Tc over Comb Us1nb & Millers Ri
Good Condition37 years old42,672 vehicles/day
Location
| State | Massachusetts |
| County | Suffolk |
| Location | North Of Cana Tunnel |
| Carries | US 1 Ramp Tc |
| Crosses | Comb Us1nb & Millers Ri |
| Coordinates | 42.37045, -71.06433 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Box Beam - Multiple |
| Total Length | 538.1 ft (164 m) |
| Max Span | 250.0 ft (76.2 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 2164.8 sq m |
| Main Spans | 3 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 42,672 (2024) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 1 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | B1639291RDOTNBI |