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I 90 EB RAMPS OFF over RR MBTA/CSX

Map

Coordinates:
+42.34754, -71.07758
42°20'51" N, 71°04'39" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 90 EB RAMPS OFF over RR MBTA/CSX
Structure number:B160494TADOTNBI
Location:AT COPLEY PLACE S60
Purpose:Carries highway over railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes, on toll road [2]
Length of largest span:99.1 ft. [30.2 m]
Total length:204.1 ft. [62.2 m]
Roadway width between curbs:35.1 ft. [10.7 m]
Deck width edge-to-edge:42.0 ft. [12.8 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1965
Year reconstructed:1982
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:4
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:9,833 [as of 2014]
Truck traffic:5% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:78.2
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$4,331,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2017FairFairGoodFair983378.2
February 2015FairFairGoodFair1012880.3
February 2013FairFairGoodFair1012880.3
January 2011FairFairGoodSatisfactory1579390.6
March 2009FairFairGoodSatisfactory1579390.6

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.1,9501,56039000
Steel Protective Coatingsq. ft.11,70011,31039000
Deck
Reinforced Concrete Decksq. ft.7,8737,52335000
Superstructure
Steel Floor Beamlinear ft.46163000
Steel Protective Coatingsq. ft.34519515000
Substructure
Reinforced Concrete Columneach99000
Reinforced Concrete Pier Walllinear ft.1870118690
Reinforced Concrete Abutmentlinear ft.3434000
Reinforced Concrete Pier Caplinear ft.351176751000
Joints
Strip Seal Jointlinear ft.7878000
Bearings
Movable Bearingeach51260250
Steel Protective Coatingsq. ft.1282825750
Fixed Bearingeach48361200
Steel Protective Coatingsq. ft.1441083600
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.310305500
Reinforced Concrete Bridge Raillinear ft.6205556050
Deck
Reinforced Concrete Slabsq. ft.3,6271,9271,2005000
Wearing Surfacessq. ft.3,6273,366211500