I24 WB over I24 WB / A660 & CSX RR


+35.03194, -85.31722
35°01'55" N, 85°19'02" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I24 WB over I24 WB / A660 & CSX RR
Structure number:33I00240082
Location:.1 M E OF I124 JCT
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:94.2 ft. [28.7 m]
Total length:519.1 ft. [158.2 m]
Roadway width between curbs:49.9 ft. [15.2 m]
Deck width edge-to-edge:51.8 ft. [15.8 m]
Vertical clearance below bridge:30.2 ft. [9.2 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1990
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:8
Main spans material:Prestressed concrete continuous [6]
Main spans design:Box Beam or girders - Single or Spread [06]
Deck type:Concrete Precast Panels [2]
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:105,930 [as of 2015]
Truck traffic:14% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:70.3 tons [63.9 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:85.7

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201685.7FairFairSatisfactoryGood-105930
September 201485.5FairFairSatisfactoryGood-109260
September 201286.1FairFairSatisfactoryGood-116420
September 201086.7FairFairSatisfactoryGood-104320
September 200886.3FairFairSatisfactoryGood-112170
September 200686.1FairFairSatisfactoryGood-116160
December 200486.2FairFairGoodGood-115510
July 200286.3FairFairGoodGood-113250
August 200074.0FairFairVery GoodGood-98700
August 199875.0GoodVery GoodExcellentExcellent-123350
July 199675.0GoodVery GoodExcellentExcellent-108900
September 199475.0GoodVery GoodExcellentExcellent-100750
July 199275.0GoodVery GoodExcellentExcellent-71850