ST 2 A/MASS AVE over ST 2 COMMONWEALTH AVE

Map 

Facts 

Name:	ST 2 A/MASS AVE over ST 2 COMMONWEALTH AVE
Structure number:	B1623738NMUNNBI
Location:	JUST S CHARLES RIV
Purpose:	Carries highway and pedestrian walkway over highway
Route classification:	Other Principal Arterial (Urban) [14]
Length of largest span:	24.0 ft. [7.3 m]
Total length:	50.9 ft. [15.5 m]
Roadway width between curbs:	60.0 ft. [18.3 m]
Deck width edge-to-edge:	95.1 ft. [29.0 m]
Vertical clearance below bridge:	13.1 ft. [4.0 m]
Owner:	City or Municipal Highway Agency [04]
Year built:	1937
Historic significance:	Bridge is possibly eligible for the National Register of Historic Places [3]
Number of main spans:	2
Main spans material:	Steel [3]
Main spans design:	Stringer/Multi-beam or girder [02]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Bituminous [6]

2010 Inspection 

Status:	Open, would be posted or closed except for temporary shoring [D]
Average daily traffic:	29,500 [as of 2008]
Truck traffic:	12% of total traffic
Deck condition:	Poor [4 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Fair [5 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	32.7 tons [29.7 metric tons]
Inventory rating:	32.7 tons [29.7 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	72.9
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$1,931,000

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