ST 28 Mcgrath HWY over Comb Som AVE Ext & Mbta
Poor Condition68 years old18,436 vehicles/day
Location
| State | Massachusetts |
| County | Middlesex |
| Location | .1 Mi S Of Medford ST |
| Carries | ST 28 Mcgrath HWY |
| Crosses | Comb Som AVE Ext & Mbta |
| Coordinates | 42.37544, -71.08560 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 4 (Poor) |
| Substructure | 4 (Poor) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Girder and Floorbeam |
| Total Length | 399.9 ft (121.9 m) |
| Max Span | 126.0 ft (38.4 m) |
| Deck Width | 87.9 ft (26.8 m) |
| Deck Area | 3266.9 sq m |
| Main Spans | 4 |
| Year Built | 1958 (reconstructed 1983) |
Traffic
| Avg Daily Traffic | 18,436 (2022) |
| Truck Traffic | 10% |
| Lanes On Bridge | 6 |
| Lanes Under Bridge | 1 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 12 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | S170244E3DOTNBI |