I24 WB RP TO I124N over I24 WB RP TO I124N/A660


+35.03232, -85.31728
35°01'56" N, 85°19'02" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I24 WB RP TO I124N over I24 WB RP TO I124N/A660
Structure number:33I00240018
Location:.1 M E OF I124 JCT
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:73.2 ft. [22.3 m]
Total length:216.9 ft. [66.1 m]
Roadway width between curbs:60.0 ft. [18.3 m]
Deck width edge-to-edge:62.0 ft. [18.9 m]
Vertical clearance below bridge:29.5 ft. [9.0 m]
Skew angle:10°
Owner:State Highway Agency [01]
Year built:1961
Year reconstructed:1990
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: September 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:28,260 [as of 2019]
Truck traffic:14% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
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:78.2
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$2,830,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2018FairGoodGoodSatisfactory2826078.2
September 2016FairSatisfactoryGoodSatisfactory2826078.2
September 2014FairSatisfactoryGoodSatisfactory2826078.2
September 2012FairSatisfactoryGoodSatisfactory2826078.2
September 2010FairSatisfactoryGoodSatisfactory2826078.2
August 2008FairSatisfactoryGoodSatisfactory2826078.2
September 2006FairSatisfactoryGoodGood2826078.2
November 2004FairSatisfactoryGoodGood2826078.2
July 2002FairSatisfactoryGoodGood2826078.2
August 2000FairSatisfactoryGoodGood9870078.2
August 1998GoodGoodGoodGood12335078.2
July 1996GoodGoodVery GoodGood10890079.0
August 1994GoodGoodVery GoodGood10075079.0
August 1992GoodGoodVery GoodGood2831579.0
March 1991FairSatisfactoryGoodSatisfactory7185071.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.2,1702,1590110
Reinforced Concrete Decksq. ft.13,45410,3673,000870
Reinforced Concrete Columneach60150
Reinforced Concrete Abutmentlinear ft.1264076100
Reinforced Concrete Pier Caplinear ft.126817380
Fixed Bearingeach20100100
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.4344241000