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HWY WEST ST over RR AMTRAK/MBTA

Map

Coordinates:
+42.26194, -71.12361
42°15'43" 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:20.0 ft. [6.1 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 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:8,640 [as of 2015]
Truck traffic:1% 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]
Operating rating:71.0 tons [64.5 metric tons]
Inventory rating:42.6 tons [38.7 metric tons]
Sufficiency rating:92.2
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$1,552,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201592.2GoodGoodGoodGood-8640
April 201391.8GoodGoodGoodGood-12500
April 201191.8GoodGoodGoodGood-12500
April 200994.5GoodGoodVery GoodGood-15600

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.968968000
Steel Protective Coatingsq. ft.1,9981,998000
Deck
Reinforced Concrete Decksq. ft.5,9175,60631100
Wearing Surfacessq. ft.4,0904,090000
Substructure
Reinforced Concrete Pier Walllinear ft.4949000
Reinforced Concrete Abutmentlinear ft.9898000
Reinforced Concrete Pier Caplinear ft.4949000
Joints
Compression Jointlinear ft.6868000
Bearings
Movable Bearingeach1616000
Steel Protective Coatingsq. ft.999999000
Fixed Bearingeach88000
Steel Protective Coatingsq. ft.999999000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.242242000
Steel Protective Coatingsq. ft.999999000