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I 93 RAMP SN over US 1 RAMP TC & LC

Map 

Coordinates:
+42.36972, -71.06528
42°22'11" N, 71°03'55" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I 93 RAMP SN over US 1 RAMP TC & LC
Structure number:B166078YPDOTNBI
Location:I93/US1 INTERCHANGE
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:144.0 ft. [43.9 m]
Total length:782.8 ft. [238.6 m]
Roadway width between curbs:32.2 ft. [9.8 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Vertical clearance above deck:15.7 ft. [4.8 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1999
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:6
Main spans material:Prestressed concrete continuous [6]
Main spans design:Segmental box girder [21]
Deck type:Other [9]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: August 2015 

Status:Open, no restriction [A]
Average daily traffic:28,249 [as of 2010]
Truck traffic:8% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Operating rating:108.9 tons [99.0 metric tons]
Inventory rating:57.0 tons [51.8 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:82.3
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$4,201,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201582.3Functionally obsoleteGoodGoodGood28249
August 201378.0Functionally obsoleteGoodGoodGood61100
August 201178.0Functionally obsoleteGoodGoodGood174630
July 201178.0Functionally obsoleteVery GoodGoodGood174630
June 200978.0Functionally obsoleteVery GoodGoodGood174630