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HWY DARTMOUTH ST over RR AMTRAK/MBTA

Map

Coordinates:
+42.34750, -71.07639
42°20'51" N, 71°04'35" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY DARTMOUTH ST over RR AMTRAK/MBTA
Structure number:B160853HNDOT634
Location:.16 KM S OF I90/COPLY PL.
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Minor Arterial (Urban) [16]
Length of largest span:72.2 ft. [22.0 m]
Total length:75.1 ft. [22.9 m]
Roadway width between curbs:55.1 ft. [16.8 m]
Deck width edge-to-edge:99.7 ft. [30.4 m]
Vertical clearance below bridge:18.0 ft. [5.5 m]
Skew angle:16°
Owner:State Highway Agency [01]
Year built:1983
Historic significance:Historical significance is not determinable at this time [4]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: January 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:12,026 [as of 2016]
Truck traffic:3% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:63.5 tons [57.7 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:78.5
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$1,649,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201678.5GoodGoodGoodVery GoodFO12026
January 201478.2GoodGoodGoodVery GoodFO15000
January 201278.2GoodGoodVery GoodVery GoodFO15000
January 201077.3GoodGoodVery GoodVery GoodFO21700

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.827827000
Steel Protective Coatingsq. ft.1,9981,998000
Deck
Reinforced Concrete Decksq. ft.5,8235,7477600
Wearing Surfacessq. ft.4,3104,310000
Substructure
Reinforced Concrete Abutmentlinear ft.100100000
Reinforced Concrete Pier Caplinear ft.100100000
Joints
Compression Jointlinear ft.6262000
Bearings
Movable Bearingeach1212000
Steel Protective Coatingsq. ft.999999000
Enclosed/Concealed Bearingeach1212000
Deck
Other Material Decksq. ft.1,19301,19300