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I 93 NB over HWY W FOURTH ST

Map

Coordinates:
+42.34284, -71.06179
42°20'34" N, 71°03'42" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 93 NB over HWY W FOURTH ST
Structure number:B166618R0DOTNBI
Location:B16661B UNIT 1
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:149.9 ft. [45.7 m]
Total length:618.8 ft. [188.6 m]
Roadway width between curbs:49.9 ft. [15.2 m]
Deck width edge-to-edge:54.1 ft. [16.5 m]
Vertical clearance above deck:17.1 ft. [5.2 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:2002
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:5
Main spans material:Prestressed concrete continuous [6]
Main spans design:Segmental box girder [21]
Deck type:Other [9]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: March 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:54,671 [as of 2016]
Deck condition:Satisfactory [6 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:Meets minimum tolerable limits to be left in place as is [4]
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]
Sufficiency rating:71.4
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$15,770,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018FairSatisfactoryFairSatisfactory5467171.4
March 2016FairSatisfactorySatisfactorySatisfactory9439777.0
March 2014FairSatisfactorySatisfactorySatisfactory9439777.0
March 2012FairSatisfactorySatisfactorySatisfactory8410077.0
March 2010FairSatisfactorySatisfactorySatisfactory8410077.0
April 2009GoodGoodGoodGood-90.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.1,240823342750
Deck
Prestressed Concrete Top Flangesq. ft.30,84130,62421700
Wearing Surfacessq. ft.29,60229,1492532000
Substructure
Reinforced Concrete Columneach107030
Prestressed Concrete Pier Caplinear ft.24814959400
Joints
Assembly with Sealeach100742240
Bearings
Elastomeric Bearingeach43100
Pot Bearingeach43010
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,2381,237010