I 95 Nb/st128 NB over ST 3 A/cambridge ST
Fair Condition76 years old89,900 vehicles/day
Location
| State | Massachusetts |
| County | Middlesex |
| Location | At Junc. Of I 95 & ST 3a |
| Carries | I 95 Nb/st128 NB |
| Crosses | ST 3 A/cambridge ST |
| Coordinates | 42.48854, -71.19153 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 205.1 ft (62.5 m) |
| Max Span | 105.0 ft (32 m) |
| Deck Width | 74.1 ft (22.6 m) |
| Deck Area | 1412.5 sq m |
| Main Spans | 3 |
| Year Built | 1950 (reconstructed 1964) |
Traffic
| Avg Daily Traffic | 89,900 (2019) |
| Truck Traffic | 10% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | B290102EUDOTNBI |