I59/20 over RAMP C


+33.54917, -86.77861
33°32'57" N, 86°46'43" 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:16.4 ft. [5.0 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 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:70,200 [as of 2018]
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]
Sufficiency rating:91.4
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,359,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2018FairSatisfactorySatisfactorySatisfactory7020091.4
February 2016FairSatisfactorySatisfactorySatisfactory7020091.4
February 2014FairSatisfactorySatisfactoryGood7020091.4
February 2012FairGoodSatisfactorySatisfactory7054591.4
February 2010FairSatisfactorySatisfactoryGood7171091.3
February 2008FairSatisfactorySatisfactoryGood7156591.3
February 2006GoodGoodGoodGood6946091.5
March 2004GoodGoodGoodGood6946091.5
April 2002GoodGoodGoodGood6804091.6
May 2000GoodGoodGoodGood6753091.7
March 1998GoodGoodGoodGood7287591.2
January 1996GoodGoodGoodGood6082091.3
March 1994GoodGoodVery GoodGood5726090.6
November 1991GoodVery GoodVery GoodGood5617091.7

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Steel Girder/Beamlinear ft.1,7501,743700
Steel Protective Coatingsq. ft.17,32517,325000
Reinforced Concrete Decksq. ft.12,25010,9531,29070
Wearing Surfacessq. ft.11,02511,025000
Reinforced Concrete Columneach86110
Reinforced Concrete Abutmentlinear ft.1711611000
Reinforced Concrete Pier Caplinear ft.136123850
Pourable Jointlinear ft.28007070140
Movable Bearingeach30017112
Fixed Bearingeach3009174
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.350344600