I40 over I40 / CEDAR BLUFF RD


+35.91778, -84.09083
35°55'04" N, 84°05'27" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I40 over I40 / CEDAR BLUFF RD
Structure number:47I00400013
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:144.0 ft. [43.9 m]
Total length:224.1 ft. [68.3 m]
Roadway width between curbs:166.0 ft. [50.6 m]
Deck width edge-to-edge:168.0 ft. [51.2 m]
Vertical clearance below bridge:16.7 ft. [5.1 m]
Skew angle:10°
Owner:State Highway Agency [01]
Year built:1993
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:3
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: October 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:185,020 [as of 2015]
Truck traffic:19% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Superior to present desirable criteria [9]
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:66.3 tons [60.3 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:80.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$9,056,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201680.0GoodGoodGoodVery GoodFO185020
October 201480.0GoodGoodGoodVery GoodFO170470
November 201280.0GoodGoodGoodVery GoodFO170480
November 201080.0GoodGoodGoodVery GoodFO164330
December 200880.0GoodGoodGoodVery GoodFO166050
October 200681.0GoodGoodGoodVery GoodFO150230
November 200484.0GoodGoodGoodVery Good-146380
November 200284.0GoodGoodGoodVery Good-144110
November 200085.1GoodGoodGoodVery Good-137330
October 199885.0GoodGoodGoodVery Good-140200
October 199681.9GoodGoodGoodVery GoodFO122860
November 199487.1FairSatisfactoryGoodVery GoodFO87400
October 199287.7FairSatisfactoryGoodVery Good-80370
October 199087.7FairSatisfactoryGoodVery Good-80370