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HWY DORCHSTR AVE over I 93 /US1/ST3

Map 

Coordinates:
+42.32528, -71.05722
42°19'31" N, 71°03'26" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:HWY DORCHSTR AVE over I 93 /US1/ST3
Structure number:B16256398DOTNBI
Location:2.4 KM SE OF JET I93&I90
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:104.0 ft. [31.7 m]
Total length:215.9 ft. [65.8 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:62.0 ft. [18.9 m]
Vertical clearance below bridge:13.8 ft. [4.2 m]
Skew angle:56°
Owner:State Highway Agency [01]
Year built:1957
Year reconstructed:1988
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:MS 18 / HS 20 [5]
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: November 2014 

Status:Open, no restriction [A]
Average daily traffic:8,400 [as of 2014]
Truck traffic:5% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 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 desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:73.9 tons [67.2 metric tons]
Inventory rating:44.3 tons [40.3 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:81.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$4,505,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
November 201481.0Functionally obsoleteSatisfactoryFairSatisfactory8400
November 201280.5Functionally obsoleteSatisfactoryFairFair12600
November 201081.5Functionally obsoleteSatisfactoryFairFair12600
November 200881.6Functionally obsoleteGoodSatisfactoryFair12200