I124 SB RP TO I24E over I124SB RP TO I24EB/A660


+35.06477, -85.30032
35°03'53" N, 85°18'01" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I124 SB RP TO I24E over I124SB RP TO I24EB/A660
Structure number:33I01240019
Location:.1 M E OF I124 INTERSECTI
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:71.9 ft. [21.9 m]
Total length:173.9 ft. [53.0 m]
Roadway width between curbs:60.0 ft. [18.3 m]
Deck width edge-to-edge:63.0 ft. [19.2 m]
Vertical clearance below bridge:23.0 ft. [7.0 m]
Skew angle:
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:Good
Status:Open, no restriction [A]
Average daily traffic:23,950 [as of 2019]
Truck traffic:5% 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: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:79.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$2,324,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2018GoodGoodGoodGood2395079.0
September 2016GoodGoodGoodGood2395079.0
September 2014GoodGoodGoodGood2395079.0
August 2012FairGoodSatisfactorySatisfactory2395079.0
August 2010FairGoodSatisfactorySatisfactory2395079.0
August 2008FairGoodSatisfactorySatisfactory2395079.0
August 2006FairGoodSatisfactoryGood2395079.0
August 2004FairGoodSatisfactoryGood2395079.0
August 2002FairGoodSatisfactoryGood2395079.0
October 2000GoodGoodVery GoodVery Good6931079.0
August 1998GoodGoodVery GoodVery Good7009076.0
July 1996GoodGoodVery GoodVery Good7582079.0
September 1994GoodGoodVery GoodVery Good5520079.0
August 1992GoodGoodVery GoodVery Good2831579.0
March 1991FairFairSatisfactoryGood4685069.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.1,8101,810000
Reinforced Concrete Decksq. ft.8,8697,2121,65700
Wearing Surfacessq. ft.7,6027,602000
Reinforced Concrete Columneach62400
Reinforced Concrete Abutmentlinear ft.98742310
Reinforced Concrete Pier Caplinear ft.94712300
Movable Bearingeach3636000
Fixed Bearingeach2020000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.362362000