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I 93 /US1/ST3 over COMB MBTA & RED LN SSH

Map 

Coordinates:
+42.28972, -71.04389
42°17'23" N, 71°02'38" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I 93 /US1/ST3 over COMB MBTA & RED LN SSH
Structure number:B162653D6DOTNBI
Location:6.8 KM S OF JCT I90&I93
Purpose:Carries highway over railroad
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:107.0 ft. [32.6 m]
Total length:199.2 ft. [60.7 m]
Roadway width between curbs:121.7 ft. [37.1 m]
Deck width edge-to-edge:127.6 ft. [38.9 m]
Vertical clearance below bridge:18.7 ft. [5.7 m]
Skew angle:62°
Owner:State Highway Agency [01]
Year built:1957
Year reconstructed:1984
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:2
Main spans material:Steel continuous [4]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: November 2015 

Status:Open, no restriction [A]
Average daily traffic:183,180 [as of 2014]
Truck traffic:10% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Good [7 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:Superior to present desirable criteria [9]
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:64.2 tons [58.4 metric tons]
Inventory rating:38.5 tons [35.0 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:69.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$13,376,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
November 201569.0Functionally obsoleteFairGoodFair183180
November 201369.0Functionally obsoleteFairGoodFair211000
November 201169.0Functionally obsoleteFairGoodFair210000
November 200969.0Functionally obsoleteFairGoodFair205000