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ST 2 A/MASS AVE over ST 2 COMMONWEALTH AVE

Map 

Coordinates:
+42.34911, -71.08865
42°20'57" N, 71°05'19" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

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]

Latest Available Inspection: February 2014 

Status:Open, would be posted or closed except for temporary shoring [D]
Average daily traffic:29,700 [as of 2014]
Truck traffic:13% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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:$1,676,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201472.9Structurally deficientPoorFairFair29700
February 201272.9Structurally deficientPoorFairFair29700
February 201072.9Structurally deficientPoorFairFair29500
February 200872.9Structurally deficientPoorFairFair29500
February 200672.7Structurally deficientPoorFairFair31300
February 200472.2Structurally deficientPoorFairFair35300
February 200275.2Structurally deficientPoorFairFair21000
March 200075.3Structurally deficientPoorFairFair19900