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I 93 BT SB4-N ABT over HWY CONNECTORS D & K

Map 

Coordinates:
+42.38083, -71.07667
42°22'51" N, 71°04'36" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I 93 BT SB4-N ABT over HWY CONNECTORS D & K
Structure number:B162818R8DOTNBI
Location:1.9 KM N OF JCT. US1&I93
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:130.6 ft. [39.8 m]
Total length:365.8 ft. [111.5 m]
Roadway width between curbs:61.7 ft. [18.8 m]
Deck width edge-to-edge:69.9 ft. [21.3 m]
Vertical clearance below bridge:18.0 ft. [5.5 m]
Owner:State Highway Agency [01]
Year built:1970
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:4
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 2015 

Status:Open, no restriction [A]
Average daily traffic:146,391 [as of 2014]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:62.2 tons [56.5 metric tons]
Inventory rating:37.2 tons [33.8 metric tons]
Sufficiency rating:81.0
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$4,996,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
November 201581.0Not deficientGoodSatisfactorySatisfactory146391
November 201387.0Not deficientGoodSatisfactorySatisfactory70995
November 201181.0Not deficientGoodSatisfactorySatisfactory152000
October 200981.0Not deficientGoodGoodSatisfactory150000