Share:

I 93 RAMP N-S over I 93 RAMP LC-S TUNNEL

Map

Coordinates:
+42.36638, -71.06520
42°21'59" N, 71°03'55" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 93 RAMP N-S over I 93 RAMP LC-S TUNNEL
Structure number:B166206JLDOTNBI
Location:LEVERETT CIR-UNIT 1
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:92.2 ft. [28.1 m]
Total length:97.1 ft. [29.6 m]
Roadway width between curbs:37.1 ft. [11.3 m]
Deck width edge-to-edge:40.0 ft. [12.2 m]
Vertical clearance above deck:15.1 ft. [4.6 m]
Skew angle:23°
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]
Main span material:Prestressed concrete [5]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: May 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:51,300 [as of 2016]
Truck traffic:5% 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:Basically intolerable requiring high priority of replacement [2]
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:64.0
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$1,355,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2016GoodGoodGoodGood5130064.0
May 2014GoodGoodGoodGood5430064.0
May 2012GoodGoodGoodGood5430064.0
May 2010GoodGoodGoodGood4598185.1
April 2009GoodVery GoodVery GoodVery Good4598185.1

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.665656900
Deck
Reinforced Concrete Decksq. ft.3,8843,883100
Wearing Surfacessq. ft.3,5933,5831000
Prestressed Concrete Top Flangesq. ft.2,6602,660000
Substructure
Reinforced Concrete Pier Walllinear ft.3636000
Reinforced Concrete Abutmentlinear ft.4646000
Joints
Strip Seal Jointlinear ft.3737000
Bearings
Elastomeric Bearingeach147700
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.194191300