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HWY WASHNGTON ST over RR MBTA

Map

Coordinates:
+42.30326, -71.07844
42°18'12" N, 71°04'42" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY WASHNGTON ST over RR MBTA
Structure number:B1615838JMUNNBI
Location:NEAR DORCHESTER
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Minor Arterial (Urban) [16]
Length of largest span:36.1 ft. [11.0 m]
Total length:41.0 ft. [12.5 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:63.0 ft. [19.2 m]
Vertical clearance below bridge:17.4 ft. [5.3 m]
Skew angle:38°
Owner:City or Municipal Highway Agency [04]
Year built:1933
Year reconstructed:1965
Historic significance:Historical significance is not determinable at this time [4]
Main span material:Prestressed concrete [5]
Main span design:Slab [01]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:20,600 [as of 2016]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 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: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:36.9 tons [33.5 metric tons]
Inventory rating:26.6 tons [24.2 metric tons]
Sufficiency rating:81.1
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$1,342,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201681.1FairSatisfactorySatisfactorySatisfactoryFO20600
February 201479.5FairSatisfactorySatisfactorySatisfactoryFO34500
February 201279.5FairSatisfactorySatisfactorySatisfactoryFO34500
February 201079.5FairSatisfactorySatisfactorySatisfactoryFO34300
February 200879.6FairSatisfactorySatisfactorySatisfactoryFO34000
February 200679.6FairGoodGoodSatisfactoryFO33800
February 200479.7FairGoodGoodSatisfactoryFO33200
February 200281.7FairGoodGoodSatisfactoryFO14900
February 200080.9FairGoodGoodSatisfactoryFO22000

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.540539100
Deck
Reinforced Concrete Decksq. ft.2,5822,5354700
Wearing Surfacessq. ft.1,6401,640000
Substructure
Masonry Abutmentlinear ft.2740264100
Bearings
Elastomeric Bearingeach3030000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.8282000