I24 over 4TH AVE. (3572)


+35.01639, -85.28056
35°00'59" N, 85°16'50" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I24 over 4TH AVE. (3572)
Structure number:33I00240039
Location:1.8 MI FROM SR27
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:45.9 ft. [14.0 m]
Total length:152.9 ft. [46.6 m]
Roadway width between curbs:111.9 ft. [34.1 m]
Deck width edge-to-edge:113.9 ft. [34.7 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1961
Year reconstructed:1987
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:4
Main spans material:Concrete [1]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: September 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:120,390 [as of 2015]
Truck traffic:15% of total traffic
Deck condition:Satisfactory [6 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: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:69.3 tons [63.0 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:78.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,385,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201678.0FairSatisfactorySatisfactoryGood-120390
September 201477.0FairSatisfactorySatisfactoryGood-119650
October 201277.0FairFairSatisfactoryGood-119970
October 201077.0FairFairSatisfactoryGood-112220
October 200877.0FairFairSatisfactoryGood-111050
October 200677.0FairFairSatisfactoryGood-119780
November 200477.0FairFairSatisfactoryGood-116950
July 200277.0FairFairSatisfactoryGood-114850
September 200079.0FairFairSatisfactoryGood-98240
August 199880.0FairSatisfactorySatisfactoryGood-104560
August 199680.0FairSatisfactorySatisfactoryGood-100070
August 199480.0FairSatisfactorySatisfactoryGood-88960
October 199298.0FairSatisfactorySatisfactoryGood-62520
November 199098.0FairSatisfactorySatisfactoryGood-62520