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I 93 RAMPS SN NS over RR MBTA BSG SPUR

Map

Coordinates:
+42.37766, -71.07577
42°22'40" N, 71°04'33" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 93 RAMPS SN NS over RR MBTA BSG SPUR
Structure number:B166059TYDOTNBI
Location:I93/US1 INTERCHANGE
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:147.0 ft. [44.8 m]
Total length:419.0 ft. [127.7 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:49.9 ft. [15.2 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:3
Main spans material:Steel continuous [4]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: January 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:63,900 [as of 2012]
Truck traffic:2% 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:Superior to present desirable criteria [9]
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:85.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2018GoodGoodGoodGood6390085.0
January 2016GoodGoodGoodGood6390085.0
January 2014GoodGoodGoodGood6390085.0
January 2012GoodGoodGoodGood63900085.0
January 2010GoodGoodGoodGood17463085.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Closed Web/Box Girderlinear ft.8387964200
Steel Protective Coatingsq. ft.37,71535,8301,88500
Deck
Reinforced Concrete Decksq. ft.19,86019,860000
Wearing Surfacessq. ft.18,42018,415500
Substructure
Reinforced Concrete Columneach44000
Reinforced Concrete Pier Caplinear ft.1431142900
Joints
Assembly with Sealeach104683600
Bearings
Pot Bearingeach88000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.419419000
Reinforced Concrete Bridge Raillinear ft.8388182000