I59/20 over RAMP C


+33.54891, -86.77831
33°32'56" N, 86°46'42" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I59/20 over RAMP C
Structure number:010867
Location:I59 * AL 79
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:78.1 ft. [23.8 m]
Total length:174.9 ft. [53.3 m]
Roadway width between curbs:67.9 ft. [20.7 m]
Deck width edge-to-edge:69.9 ft. [21.3 m]
Vertical clearance below bridge:18.0 ft. [5.5 m]
Skew angle:15°
Owner:State Highway Agency [01]
Year built:1973
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 [3]
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: February 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:70,200 [as of 2016]
Truck traffic:11% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 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:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:79.4 tons [72.2 metric tons]
Inventory rating:47.6 tons [43.3 metric tons]
Sufficiency rating:91.4
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,357,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201691.4FairSatisfactorySatisfactorySatisfactory-70200
February 201491.4FairSatisfactorySatisfactoryGood-70200
February 201291.4FairGoodSatisfactorySatisfactory-70545
February 201091.3FairSatisfactorySatisfactoryGood-71710
February 200891.3FairSatisfactorySatisfactoryGood-71565
February 200691.5GoodGoodGoodGood-69460
March 200491.5GoodGoodGoodGood-69460
April 200291.6GoodGoodGoodGood-68040
May 200091.7GoodGoodGoodGood-67530
March 199891.2GoodGoodGoodGood-72875
January 199691.3GoodGoodGoodGood-60820
March 199490.6GoodGoodVery GoodGood-57260
November 199191.7GoodVery GoodVery GoodGood-56170