I275 over I275 / SOUTHERN RR.


+35.98750, -83.94944
35°59'15" N, 83°56'58" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I275 over I275 / SOUTHERN RR.
Structure number:47I02750027
Location:IN KNOXVILLE - S OF I640
Purpose:Carries highway over railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:90.2 ft. [27.5 m]
Total length:265.8 ft. [81.0 m]
Roadway width between curbs:115.5 ft. [35.2 m]
Deck width edge-to-edge:120.1 ft. [36.6 m]
Vertical clearance below bridge:22.3 ft. [6.8 m]
Skew angle:56°
Owner:State Highway Agency [01]
Year built:1989
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Prestressed concrete [5]
Main spans design:Box Beam or girders - Single or Spread [06]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: December 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:59,150 [as of 2015]
Truck traffic:5% 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:Superior to present desirable criteria [9]
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:69.3 tons [63.0 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:84.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201684.0FairGoodSatisfactoryGood-59150
December 201484.0FairSatisfactorySatisfactoryGood-57020
December 201284.0GoodGoodGoodGood-57320
January 201184.0GoodGoodGoodGood-58140
December 200884.0GoodGoodGoodGood-57610
November 200685.0GoodGoodGoodGood-55450
November 200485.0GoodGoodGoodGood-59660
September 200285.0GoodGoodGoodGood-60970
September 200085.0GoodGoodGoodGood-54130
December 199885.0GoodGoodGoodGood-55820
September 199685.0GoodVery GoodVery GoodVery Good-50420
November 199485.0GoodVery GoodVery GoodVery Good-50550
August 199285.0GoodVery GoodVery GoodVery Good-53900
October 199085.0GoodVery GoodVery GoodVery Good-53900

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Prestressed Concrete Closed Web/Box Girderlinear ft.3,7203,7002000
Prestressed Concrete Decksq. ft.31,95631,956000
Reinforced Concrete Columneach1414000
Reinforced Concrete Pier Walllinear ft.259259000
Reinforced Concrete Abutmentlinear ft.259259000
Reinforced Concrete Pier Caplinear ft.259259000
Elastomeric Bearingeach7878000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.860860000