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Mystic River Bridge

Suffolk County, Massachusetts
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Facts 

Note: The following information comes from the National Bridge Inventory and has not been verified.
Overview
Bascule bridge over Mystic River on MA 99 (Alford Street) in Boston
Location
Suffolk County, Massachusetts
Status
Open to traffic
History
Built 1963
Design
Bascule
Dimensions
Length of largest span: 95.1 ft.
Total length: 134.8 ft.
Deck width: 76.1 ft.
Approximate latitude, longitude
+42.38889, -71.07167   (decimal degrees)
42°23'20" N, 71°04'18" W   (degrees°minutes'seconds")
Approximate UTM coordinates
19/329474/4695034 (zone/easting/northing)
USGS topographic map
Boston North
Inventory numbers
MA B16029 (Massachusetts bridge number)
BH 19464 (Bridgehunter.com ID)
Inspection (as of 06/2010)
Deck condition rating: Poor (4 out of 9)
Superstructure condition rating: Critical (2 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 17.0 (out of 100)
Average daily traffic (as of 2008)
55,000

Categories 

Bascule (559)
Built 1963 (140)
Built during 1960s (1,215)
Have street view (9,891)
Massachusetts (431)
Movable (1,355)
Mystic River (5)
 Navigable waterway (1,448)
Open (28,310)
Owned by city (3,050)
Span length 75-100 feet (4,718)
Structurally deficient (16,677)
Suffolk County, Massachusetts (39)
Total length 125-175 feet (4,137)

Update Log 

  • December 7, 2011: New Street View added by James Baughn

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