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


+35.03222, -85.31722
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:29.9 ft. [9.1 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 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:28,260 [as of 2017]
Truck traffic:14% of total traffic
Deck condition:Satisfactory [6 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]
Operating rating:56.4 tons [51.3 metric tons]
Inventory rating:33.7 tons [30.6 metric tons]
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

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201678.2FairSatisfactoryGoodSatisfactory-28260
September 201478.2FairSatisfactoryGoodSatisfactory-28260
September 201278.2FairSatisfactoryGoodSatisfactory-28260
September 201078.2FairSatisfactoryGoodSatisfactory-28260
August 200878.2FairSatisfactoryGoodSatisfactory-28260
September 200678.2FairSatisfactoryGoodGood-28260
November 200478.2FairSatisfactoryGoodGood-28260
July 200278.2FairSatisfactoryGoodGood-28260
August 200078.2FairSatisfactoryGoodGood-98700
August 199878.2GoodGoodGoodGood-123350
July 199679.0GoodGoodVery GoodGood-108900
August 199479.0GoodGoodVery GoodGood-100750
August 199279.0GoodGoodVery GoodGood-28315
March 199171.3FairSatisfactoryGoodSatisfactory-71850