HWY South Rotary over ST 99 Sullivan Sq Undrps

Fair Condition75 years old27,025 vehicles/day

Location

StateMassachusetts
CountySuffolk
Location1.6 Km N Of N Wshngton ST
CarriesHWY South Rotary
CrossesST 99 Sullivan Sq Undrps
Coordinates42.38387, -71.07343

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialConcrete
DesignFrame
Total Length62.0 ft (18.9 m)
Max Span62.0 ft (18.9 m)
Deck Width64.3 ft (19.6 m)
Deck Area370.4 sq m
Main Spans1
Year Built1951

Traffic

Avg Daily Traffic27,025 (2024)
Truck Traffic13%
Lanes On Bridge3
Lanes Under Bridge4

Inspection & Ownership

Last Inspection224
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberB1624537VMUNNBI

Nearby Bridges