I24 over GERMANTOWN RD (FAU 3577)


+35.01432, -85.25217
35°00'52" N, 85°15'08" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I24 over GERMANTOWN RD (FAU 3577)
Structure number:33I00240055
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:45.9 ft. [14.0 m]
Total length:166.0 ft. [50.6 m]
Roadway width between curbs:78.1 ft. [23.8 m]
Deck width edge-to-edge:100.4 ft. [30.6 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:11°
Owner:State Highway Agency [01]
Year built:1965
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:4
Main spans material:Concrete [1]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: October 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:112,410 [as of 2017]
Truck traffic:15% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:72.4
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,247,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2018FairSatisfactorySatisfactoryFair11241072.4
October 2016FairGoodSatisfactoryGood10884081.2
October 2014PoorFairSatisfactorySerious10877030.9
October 2012FairFairSatisfactorySatisfactory10780082.2
October 2010FairFairSatisfactorySatisfactory9678082.7
October 2008FairFairSatisfactorySatisfactory9961082.6
October 2006FairFairSatisfactorySatisfactory10877082.1
November 2004FairFairSatisfactorySatisfactory10454082.3
July 2002FairFairSatisfactorySatisfactory10345082.4
September 2000FairFairGoodGood8825073.9
September 1998FairFairGoodGood9333070.9
August 1996PoorSeriousGoodGood9767069.9
November 1994PoorSeriousGoodGood8488073.0
October 1992PoorSeriousGoodGood6572073.0
September 1990PoorSeriousGoodGood6572073.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Girder/Beamlinear ft.2,3242,28516230
Reinforced Concrete Decksq. ft.16,60015,641931280
Reinforced Concrete Columneach2423010
Reinforced Concrete Abutmentlinear ft.2532401120
Reinforced Concrete Pier Caplinear ft.3001241253120
Pourable Jointlinear ft.308308000
Movable Bearingeach2828000
Fixed Bearingeach5656000
Other Bearingeach2814077
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.498497100