I40 347572M over I40/MIDDLEBROOK PK.& RR


+35.96167, -83.95333
35°57'42" N, 83°57'12" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I40 347572M over I40/MIDDLEBROOK PK.& RR
Structure number:47I00400045
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:132.9 ft. [40.5 m]
Total length:694.9 ft. [211.8 m]
Roadway width between curbs:111.9 ft. [34.1 m]
Deck width edge-to-edge:115.8 ft. [35.3 m]
Vertical clearance below bridge:24.9 ft. [7.6 m]
Owner:State Highway Agency [01]
Year built:1965
Year reconstructed:2001
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: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: January 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:139,840 [as of 2015]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 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:55.4 tons [50.4 metric tons]
Inventory rating:32.7 tons [29.7 metric tons]
Sufficiency rating:79.6

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201779.6GoodGoodGoodGoodFO139840
January 201579.6GoodGoodGoodGoodFO130530
January 201379.7GoodGoodGoodGoodFO128810
January 201181.2GoodGoodGoodGoodFO129750
January 200981.5GoodGoodGoodGood-127580
January 200783.0GoodGoodGoodGood-112030
December 200483.4GoodGoodGoodGood-107900
February 200381.8FairSatisfactoryGoodGood-107530
November 200071.7PoorPoorGoodGoodSD94340
October 199869.6PoorPoorGoodGoodSD118230
December 199671.0PoorPoorGoodGoodSD117850
January 199578.6FairSatisfactoryGoodGoodFO97460
October 199280.1GoodGoodGoodGoodFO80360
October 199080.1GoodGoodGoodGoodFO80360