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HWY WEST ST over RR AMTRAK/MBTA

Map

Coordinates:
+42.26219, -71.12349
42°15'44" N, 71°07'25" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY WEST ST over RR AMTRAK/MBTA
Structure number:B161083HLDOT634
Location:.53 KM N OF CLEARY SQ.
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Collector (Urban) [17]
Length of largest span:77.1 ft. [23.5 m]
Total length:121.1 ft. [36.9 m]
Roadway width between curbs:33.8 ft. [10.3 m]
Deck width edge-to-edge:48.9 ft. [14.9 m]
Vertical clearance below bridge:19.7 ft. [6.0 m]
Skew angle:25°
Owner:State Highway Agency [01]
Year built:1986
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:19,800 [as of 2017]
Truck traffic:6% 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 desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:91.1
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$1,427,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2017GoodGoodGoodGood1980091.1
April 2015GoodGoodGoodGood864092.2
April 2013GoodGoodGoodGood1250091.8
April 2011GoodGoodGoodGood1250091.8
April 2009GoodGoodVery GoodGood1560094.5

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.9849741000
Steel Protective Coatingsq. ft.1,0851,0751000
Deck
Reinforced Concrete Decksq. ft.5,9185,917100
Wearing Surfacessq. ft.4,0913,84924200
Substructure
Reinforced Concrete Pier Walllinear ft.4343000
Reinforced Concrete Abutmentlinear ft.115115000
Reinforced Concrete Pier Caplinear ft.5353000
Joints
Compression Jointlinear ft.6806800
Bearings
Movable Bearingeach1641200
Steel Protective Coatingsq. ft.3232000
Fixed Bearingeach88000
Steel Protective Coatingsq. ft.1616000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.242242000
Steel Protective Coatingsq. ft.968968000