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I 93 RAMP SACN over COMB US1 RMP LT LC&ORNG

Map

Coordinates:
+42.37040, -71.06497
42°22'13" N, 71°03'54" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 93 RAMP SACN over COMB US1 RMP LT LC&ORNG
Structure number:B166038DFDOTNBI
Location:I93/US1 US1 INTERCHANGE
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:147.3 ft. [44.9 m]
Total length:1029.2 ft. [313.7 m]
Roadway width between curbs:32.2 ft. [9.8 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Vertical clearance below bridge:59.1 ft. [18.0 m]
Owner:State Highway Agency [01]
Year built:2005
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:7
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: September 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:21,600 [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:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:98.0
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$5,263,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2016GoodGoodGoodGood2160098.0
September 2014GoodGoodGoodGood1500098.0
September 2012GoodGoodGoodGood1500098.0
March 2010FairSatisfactoryGoodGood-98.0
January 2008FairSatisfactoryGoodVery Good-98.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.1,02997938120
Deck
Prestressed Concrete Top Flangesq. ft.32,93732,9201610
Wearing Surfacessq. ft.32,93726,3415286,0680
Substructure
Reinforced Concrete Columneach88000
Reinforced Concrete Pier Caplinear ft.104885110
Joints
Assembly with Sealeach64032320
Bearings
Elastomeric Bearingeach128310
Movable Bearingeach44000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,0582,056020