Share:

HWY TREMONT ST over COMB AMTRAK/MBTA & ORNG

Map

Coordinates:
+42.33153, -71.09532
42°19'54" N, 71°05'43" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY TREMONT ST over COMB AMTRAK/MBTA & ORNG
Structure number:B160924VAMBTNBI
Location:2ND BR S OF RUGGLES ST
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Minor Arterial (Urban) [16]
Length of largest span:64.3 ft. [19.6 m]
Total length:124.7 ft. [38.0 m]
Roadway width between curbs:64.0 ft. [19.5 m]
Deck width edge-to-edge:86.0 ft. [26.2 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Skew angle:25°
Owner:Other State Agencies [21]
Year built:1981
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Prestressed concrete [5]
Main spans design:Box Beam or girders - Single or Spread [06]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: March 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:8,900 [as of 1997]
Truck traffic:7% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Basically intolerable requiring high priority of replacement [2]
Scour condition:Bridge not over waterway. [N]
Operating rating:76.8 tons [69.8 metric tons]
Inventory rating:45.0 tons [40.9 metric tons]
Sufficiency rating:90.1
Recommended work:Replacement of bridge or other structure because of relocation of road. [32]
Estimated cost of work:$9,278,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201690.1FairFairSatisfactorySatisfactoryFO8900
May 201490.1FairFairSatisfactorySatisfactoryFO8900
March 201291.1FairSatisfactoryGoodGoodFO8900
April 201091.1FairSatisfactoryGoodGoodFO8900
April 200891.1GoodGoodGoodGoodFO8900
April 200691.1GoodGoodVery GoodGoodFO8900
April 200491.1GoodGoodVery GoodGoodFO8900
April 200291.1GoodGoodVery GoodGoodFO8900
April 200091.1GoodGoodVery GoodGoodFO8900

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.1,1631,0996400