Share:

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

Map

Coordinates:
+42.36639, -71.06500
42°21'59" N, 71°03'54" 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]
Operating rating:96.6 tons [87.8 metric tons]
Inventory rating:57.9 tons [52.6 metric tons]
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

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201664.0GoodGoodGoodGoodFO51300
May 201464.0GoodGoodGoodGoodFO54300
May 201264.0GoodGoodGoodGoodFO54300
May 201085.1GoodGoodGoodGood-45981
April 200985.1GoodVery GoodVery GoodVery Good-45981

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.638635030
Deck
Reinforced Concrete Decksq. ft.3,7823,782000
Wearing Surfacessq. ft.3,7823,782000
Substructure
Reinforced Concrete Pier Walllinear ft.3636000
Reinforced Concrete Abutmentlinear ft.4646000
Joints
Strip Seal Jointlinear ft.4343000
Pourable Jointlinear ft.4004000
Bearings
Elastomeric Bearingeach1414000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1901642600