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HWY BAKER ST over RR MBTA/CSX

Map

Coordinates:
+42.27930, -71.16745
42°16'45" N, 71°10'03" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY BAKER ST over RR MBTA/CSX
Structure number:B161743HEDOT634
Location:.8 KM NE OF JCT SR109&RT1
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Collector (Urban) [17]
Length of largest span:38.7 ft. [11.8 m]
Total length:40.4 ft. [12.3 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:42.7 ft. [13.0 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:21°
Owner:State Highway Agency [01]
Year built:1906
Year reconstructed:1977
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:Slab [01]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:14,400 [as of 2018]
Truck traffic:7% of total traffic
Deck condition:Fair [5 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:Basically intolerable requiring high priority of corrrective action [3]
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]
Sufficiency rating:58.6
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$877,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2018FairFairFairSatisfactory1440058.6
February 2016FairFairFairSatisfactory1293158.9
February 2014FairFairFairSatisfactory850060.0
February 2012FairFairFairSatisfactory850060.0
February 2010GoodGoodGoodGood610072.8

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.44941717150
Deck
Reinforced Concrete Decksq. ft.1,7181,718000
Wearing Surfacessq. ft.1,204944200600
Substructure
Reinforced Concrete Abutmentlinear ft.2411816000
Bearings
Elastomeric Bearingeach2222000
Wearing Surfacessq. ft.90004504500
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.5656000