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HWY WASHINGTN ST over COMB I 90 & AMTRAK/MBTA

Map

Coordinates:
+42.34703, -71.06444
42°20'49" N, 71°03'52" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY WASHINGTN ST over COMB I 90 & AMTRAK/MBTA
Structure number:B160794TGDOTNBI
Location:.16 KM W. I 93 S71
Purpose:Carries highway and pedestrian walkway over highway and railroad
Route classification:Other Principal Arterial (Urban) [14]
Tolls:Yes, on toll road [2]
Length of largest span:55.1 ft. [16.8 m]
Total length:195.9 ft. [59.7 m]
Roadway width between curbs:47.9 ft. [14.6 m]
Deck width edge-to-edge:66.3 ft. [20.2 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1965
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:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:22,112 [as of 2017]
Truck traffic:7% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 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:Basically intolerable requiring high priority of replacement [2]
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:58.5
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$6,280,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairGoodSatisfactoryFair2211258.5
October 2015FairGoodSatisfactoryFair830060.7
October 2013FairGoodSatisfactoryFair830060.7
August 2011FairGoodSatisfactoryFair890062.6
November 2010FairVery GoodSatisfactoryFair890062.6
November 2008FairVery GoodSatisfactoryFair890062.6

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.1,4701,07039460
Steel Protective Coatingsq. ft.15,8956,1959,70000
Deck
Reinforced Concrete Decksq. ft.11,36811,368000
Substructure
Reinforced Concrete Columneach40400
Reinforced Concrete Pier Walllinear ft.44172430
Masonry Pier Walllinear ft.8108100
Reinforced Concrete Abutmentlinear ft.74601400
Masonry Abutmentlinear ft.70100600
Reinforced Concrete Pier Caplinear ft.2161615230
Joints
Strip Seal Jointlinear ft.144014400
Bearings
Elastomeric Bearingeach6006000
Steel Protective Coatingsq. ft.240024000
Fixed Bearingeach2001730
Steel Protective Coatingsq. ft.8008000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.400400000
Steel Protective Coatingsq. ft.2,4002,400000