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HWY BOWKER INT over COMB I 90 & MBTA

Map

Coordinates:
+42.34750, -71.09278
42°20'51" N, 71°05'34" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY BOWKER INT over COMB I 90 & MBTA
Structure number:B160524FEDOTNBI
Location:.2 MI S OF ST RTE 2A
Purpose:Carries highway and pedestrian walkway over highway and railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:54.1 ft. [16.5 m]
Total length:358.9 ft. [109.4 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:45.3 ft. [13.8 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Owner:State Highway Agency [01]
Year built:1965
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: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: August 2016

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:59,000 [as of 2016]
Truck traffic:1% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:62.2 tons [56.5 metric tons]
Inventory rating:38.9 tons [35.4 metric tons]
Sufficiency rating:32.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$8,150,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201632.0PoorPoorPoorFairSD59000
August 201448.0PoorPoorFairFairSD62929
August 201244.0PoorPoorFairFairSD62929
August 201044.0PoorPoorSatisfactoryFairSD52100
August 200844.3PoorPoorSatisfactoryFairSD104700

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.3,01202,7023100
Steel Protective Coatingsq. ft.1,9981,998000
Reinforced Concrete Girder/Beamlinear ft.106106000
Deck
Reinforced Concrete Decksq. ft.19,40116,1033,29800
Wearing Surfacessq. ft.16,51913,7112,80800
Substructure
Steel Columneach2222000
Steel Protective Coatingsq. ft.999999000
Reinforced Concrete Columneach120480
Reinforced Concrete Pier Walllinear ft.903730230
Reinforced Concrete Abutmentlinear ft.1,2224704513010
Reinforced Concrete Pier Caplinear ft.7905928110215
Joints
Other Jointlinear ft.424042400
Bearings
Movable Bearingeach5805800
Steel Protective Coatingsq. ft.999999000
Fixed Bearingeach5805800
Steel Protective Coatingsq. ft.999999000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.44038442140
Other Material Bridge Raillinear ft.14410230012
Deck
Reinforced Concrete Slabsq. ft.6,0486,048000
Wearing Surfacessq. ft.6,0486,048000