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HWY HARVARD ST over RR MBTA/BMRR

Map

Coordinates:
+42.52211, -71.71373
42°31'20" N, 71°42'49" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY HARVARD ST over RR MBTA/BMRR
Structure number:L08019227DOT634
Location:.1 MI. N. OF ST-2
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Minor Arterial (Urban) [16]
Length of largest span:51.8 ft. [15.8 m]
Total length:56.1 ft. [17.1 m]
Roadway width between curbs:34.1 ft. [10.4 m]
Deck width edge-to-edge:42.7 ft. [13.0 m]
Vertical clearance above deck:17.1 ft. [5.2 m]
Vertical clearance below bridge:19.7 ft. [6.0 m]
Skew angle:36°
Owner:State Highway Agency [01]
Year built:1984
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:8,300 [as of 2018]
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:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:91.6
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$656,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2018GoodGoodGoodGood830091.6
May 2016GoodGoodGoodGood830091.6
May 2014GoodGoodGoodGood830091.6
May 2012GoodGoodGoodGood830091.6
May 2010GoodGoodGoodGood830091.6
May 2008GoodGoodGoodGood830091.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.336336000
Steel Protective Coatingsq. ft.2,5852,585000
Deck
Reinforced Concrete Decksq. ft.2,3952,395000
Wearing Surfacessq. ft.1,9151,43548000
Substructure
Reinforced Concrete Abutmentlinear ft.120113700
Joints
Compression Jointlinear ft.35201500
Bearings
Movable Bearingeach66000
Steel Protective Coatingsq. ft.1515000
Fixed Bearingeach66000
Steel Protective Coatingsq. ft.1515000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.113110030