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HWY DARTMOUTH ST over TR COMM RAIL & OL

Map

Coordinates:
+42.34770, -71.07617
42°20'52" N, 71°04'34" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY DARTMOUTH ST over TR COMM RAIL & OL
Structure number:B160854V7MBTNBI
Location:SP 3-6 BACK BAY STA
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Minor Arterial (Urban) [16]
Length of largest span:71.9 ft. [21.9 m]
Total length:309.7 ft. [94.4 m]
Roadway width between curbs:61.0 ft. [18.6 m]
Deck width edge-to-edge:82.4 ft. [25.1 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:99°
Owner:Other State Agencies [21]
Year built:1961
Year reconstructed:1981
Historic significance:Historical significance is not determinable at this time [4]
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:Bituminous [6]

Latest Available Inspection: March 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:8,900 [as of 1997]
Truck traffic:5% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Basically intolerable requiring high priority of replacement [2]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:76.9
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$12,059,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018FairSatisfactoryFairSatisfactory890076.9
March 2016FairSatisfactoryFairSatisfactory890076.9
June 2014FairSatisfactoryFairSatisfactory890076.9
April 2013FairSatisfactoryGoodSatisfactory890071.8
April 2011FairSatisfactoryGoodSatisfactory890071.8
April 2009GoodGoodGoodGood890071.8
January 2008FairGoodVery GoodSatisfactory890071.8
January 2006FairGoodVery GoodSatisfactory890071.8
February 2003FairGoodVery GoodSatisfactory890071.8
February 2001FairGoodVery GoodSatisfactory890071.8
October 1998FairGoodVery GoodSatisfactory890071.8

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Deck
Other Material Decksq. ft.11000