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HWY DORCHSTR AVE over COMB MBTA & RED LN

Map

Coordinates:
+42.32658, -71.05692
42°19'36" N, 71°03'25" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY DORCHSTR AVE over COMB MBTA & RED LN
Structure number:B161294VMMBTNBI
Location:OVER RED LINE
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:89.9 ft. [27.4 m]
Total length:98.1 ft. [29.9 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:60.0 ft. [18.3 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:47°
Owner:Other State Agencies [21]
Year built:1924
Year reconstructed:1975
Historic significance:Historical significance is not determinable at this time [4]
Design load:M 18 / H 20 [4]
Main span material:Prestressed concrete [5]
Main span design:Box beam or girders - Multiple [05]
Deck type:Not applicable [N]
Wearing surface:Bituminous [6]

Latest Available Inspection: November 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:11,800 [as of 2012]
Truck traffic:8% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:60.1
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$2,845,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017PoorPoorPoorSatisfactory1180060.1
December 2016PoorPoorPoorSatisfactory1180060.1
May 2015PoorPoorPoorSatisfactory1180060.1
December 2012PoorPoorPoorSatisfactory1180060.1
March 2012PoorPoorPoorSatisfactory1990061.8
March 2011PoorFairPoorSatisfactory1990064.0
March 2010PoorPoorPoorSatisfactory1990061.8
March 2009PoorPoorFairSatisfactory1990078.6
March 2008PoorPoorFairSatisfactory1990078.6
March 2006FairFairFairSatisfactory1990080.7
March 2004FairFairFairSatisfactory1990080.7
July 2002FairFairFairSatisfactory1990080.7
July 2000PoorFairPoorSatisfactory1990064.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Deck
Other Material Slabsq. ft.11000