I59 over 75TH ST NO


+33.56178, -86.73480
33°33'42" N, 86°44'05" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I59 over 75TH ST NO
Structure number:011558
Old structure number:00000I59370306B (from 1992 edition)
Location:I59 * 75TH ST NO
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:56.1 ft. [17.1 m]
Total length:138.1 ft. [42.1 m]
Roadway width between curbs:63.3 ft. [19.3 m]
Deck width edge-to-edge:65.9 ft. [20.1 m]
Vertical clearance below bridge:17.1 ft. [5.2 m]
Skew angle:20°
Owner:State Highway Agency [01]
Year built:1976
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
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: November 2015 

Status:Open, no restriction [A]
Average daily traffic:33,120 [as of 2015]
Truck traffic:9% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:60.3 tons [54.8 metric tons]
Inventory rating:42.0 tons [38.2 metric tons]
Sufficiency rating:93.9
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$2,576,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
November 201593.9Not deficientSatisfactorySatisfactoryGood33120
November 201394.9Not deficientSatisfactorySatisfactoryGood33120
November 201194.9Not deficientSatisfactorySatisfactoryGood33210
November 200994.8Not deficientGoodSatisfactoryGood34580
November 200794.8Not deficientGoodGoodGood34510
November 200594.9Not deficientGoodGoodGood33170
January 200495.0Not deficientGoodSatisfactoryGood32400
February 200295.0Not deficientGoodSatisfactoryGood32400
February 200094.9Not deficientGoodGoodVery Good33025
March 199895.0Not deficientGoodGoodGood31560
February 199695.8Not deficientGoodGoodGood29765
March 199495.9Not deficientGoodGoodGood28150
November 199196.1Not deficientGoodVery GoodVery Good25850