I 93 RAMP NS over US 1 RAMP TC


+42.37181, -71.06801
42°22'19" N, 71°04'05" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 93 RAMP NS over US 1 RAMP TC
Structure number:B166068YRDOTNBI
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:82.0 ft. [25.0 m]
Total length:368.1 ft. [112.2 m]
Roadway width between curbs:22.0 ft. [6.7 m]
Deck width edge-to-edge:25.9 ft. [7.9 m]
Vertical clearance above deck:20.7 ft. [6.3 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
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:5
Main spans material:Prestressed concrete continuous [6]
Main spans design:Box Beam or girders - Single or Spread [06]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:19,945 [as of 2017]
Truck traffic:3% 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:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:92.4
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$1,648,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2018GoodGoodGoodGood1994592.4
May 2016GoodGoodGoodGood1900092.7
May 2014GoodGoodGoodGood1900091.6
May 2012GoodGoodGoodGood1900091.6
May 2010GoodGoodGoodGood4030026.0
October 2008GoodVery GoodGoodVery Good17463026.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Closed Web/Box Girderlinear ft.3683234500
Prestressed Concrete Top Flangesq. ft.9,5689,46810000
Wearing Surfacessq. ft.8,0967,936150100
Reinforced Concrete Columneach43100
Reinforced Concrete Pier Walllinear ft.1414000
Reinforced Concrete Abutmentlinear ft.5352100
Strip Seal Jointlinear ft.2202200
Assembly with Sealeach2202200
Elastomeric Bearingeach125700
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.736734200