Share:

HWY S BOS BYPASS over HWY WYDETT CIR ACC RD

Map

Coordinates:
+42.33389, -71.06278
42°20'02" N, 71°03'46" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY S BOS BYPASS over HWY WYDETT CIR ACC RD
Structure number:B166457LFDOTNBI
Location:0.6 M S OF JCT I 90, I 93
Purpose:Carries highway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:118.4 ft. [36.1 m]
Total length:118.4 ft. [36.1 m]
Roadway width between curbs:40.7 ft. [12.4 m]
Deck width edge-to-edge:44.6 ft. [13.6 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Owner:State Highway Agency [01]
Year built:1995
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 22.5 / HS 25 [9]
Main span material:Steel [3]
Main span design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:10,000 [as of 2015]
Truck traffic:56% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:47.2 tons [42.9 metric tons]
Inventory rating:28.3 tons [25.7 metric tons]
Sufficiency rating:86.3
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$2,702,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201786.3FairSatisfactoryGoodGood-10000
February 201587.9FairSatisfactoryGoodGood-4300
February 201387.9FairSatisfactoryGoodGood-4300
February 201187.9FairSatisfactoryGoodGood-4300
February 200933.3FairSatisfactoryGoodGoodFO4300

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Closed Web/Box Girderlinear ft.356356000
Steel Protective Coatingsq. ft.1,9981,998000
Deck
Reinforced Concrete Decksq. ft.10099100
Wearing Surfacessq. ft.100100000
Substructure
Reinforced Concrete Pier Walllinear ft.2020000
Reinforced Concrete Abutmentlinear ft.4646000
Reinforced Concrete Pier Caplinear ft.4646000
Bearings
Elastomeric Bearingeach66000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.237237000