HWY Mishawum ST over ST 99 Sullivan Sq Undrps
Poor Condition75 years old2,845 vehicles/day
Location
| State | Massachusetts |
| County | Suffolk |
| Location | 1.6 Km N Of N Wshngton ST |
| Carries | HWY Mishawum ST |
| Crosses | ST 99 Sullivan Sq Undrps |
| Coordinates | 42.38303, -71.07299 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 4 (Poor) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 73.2 ft (22.3 m) |
| Max Span | 66.9 ft (20.4 m) |
| Deck Width | 55.1 ft (16.8 m) |
| Deck Area | 374.6 sq m |
| Main Spans | 1 |
| Year Built | 1951 |
Traffic
| Avg Daily Traffic | 2,845 (2024) |
| Truck Traffic | 9% |
| Lanes On Bridge | 1 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 12 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | B1624537UMUNNBI |