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I 93 NB over COMB I90 RPS&HOV&AMTK

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 93 NB over COMB I90 RPS&HOV&AMTK
Structure number:B166618QXDOTNBI
Location:0.2 MI N I-90 EB
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:179.5 ft. [54.7 m]
Total length:656.9 ft. [200.2 m]
Roadway width between curbs:49.9 ft. [15.2 m]
Deck width edge-to-edge:54.1 ft. [16.5 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Skew angle:29°
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: August 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:53,602 [as of 2011]
Truck traffic:6% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:76.6 tons [69.6 metric tons]
Inventory rating:45.9 tons [41.7 metric tons]
Sufficiency rating:88.3
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$8,693,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201588.3FairGoodSatisfactoryGood-53602
August 201388.3GoodGoodGoodGood-53602
August 201181.3GoodGoodGoodGood-86280
June 200981.3GoodGoodGoodGood-86280

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.1,5641,32523090
Deck
Reinforced Concrete Decksq. ft.39,85433,0796,77500
Wearing Surfacessq. ft.36,71430,9395,77500
Substructure
Reinforced Concrete Columneach1110100
Reinforced Concrete Abutmentlinear ft.9893500
Reinforced Concrete Pier Caplinear ft.4036400
Joints
Strip Seal Jointlinear ft.2828000
Assembly with Sealeach120120000
Bearings
Movable Bearingeach3030000
Steel Protective Coatingsq. ft.150150000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,4121,27114100