NFA 1880 (SA 6320) over TROUGH SPRINGS RD /I24EB


+36.51413, -87.20827
36°30'51" N, 87°12'30" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NFA 1880 (SA 6320) over TROUGH SPRINGS RD /I24EB
Structure number:63I00240017
Location:8.5 M. E. CLARKSVILLE.
Purpose:Carries highway over highway
Route classification:Minor Collector (Rural) [08]
Length of largest span:107.9 ft. [32.9 m]
Total length:201.1 ft. [61.3 m]
Roadway width between curbs:34.1 ft. [10.4 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1973
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:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: November 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:2,310 [as of 2019]
Truck traffic:9% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:65.5
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$2,050,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2018FairVery GoodSatisfactoryGood231065.5
November 2016FairVery GoodSatisfactoryGood231078.0
November 2014FairVery GoodSatisfactoryGood231078.0
November 2012FairVery GoodSatisfactoryGood231078.0
November 2010FairVery GoodSatisfactoryGood231078.0
November 2008GoodVery GoodGoodGood231078.0
November 2006GoodVery GoodGoodGood234078.0
February 2005GoodVery GoodGoodGood197079.0
June 2003GoodVery GoodGoodGood191079.0
May 2001GoodGoodGoodGood187079.0
June 1999GoodGoodGoodGood160079.0
January 1997GoodGoodGoodGood165079.0
February 1995GoodGoodGoodGood160082.0
January 1993FairGoodGoodSatisfactory110086.8
January 1991FairGoodGoodSatisfactory110086.8

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Closed Web/Box Girderlinear ft.201198300
Prestressed Concrete Decksq. ft.7,2557,255000
Reinforced Concrete Columneach44000
Reinforced Concrete Abutmentlinear ft.8383000
Reinforced Concrete Pier Caplinear ft.8585000
Bridge Rail
Other Material Bridge Raillinear ft.402399120