I 59/20 over RAMP C


+33.54872, -86.77829
33°32'55" N, 86°46'42" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 59/20 over RAMP C
Structure number:010868
Old structure number:00000I59370273D (from 1992 edition)
Location:I59 * 79
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:83.0 ft. [25.3 m]
Total length:180.1 ft. [54.9 m]
Roadway width between curbs:47.9 ft. [14.6 m]
Deck width edge-to-edge:69.9 ft. [21.3 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Skew angle:38°
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:Other [9]

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:Meets minimum tolerable limits to be left in place as is [4]
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:60.9 tons [55.4 metric tons]
Inventory rating:36.9 tons [33.5 metric tons]
Sufficiency rating:82.7
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,444,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201682.7FairSatisfactorySatisfactorySatisfactory-70200
February 201466.4FairSatisfactoryGoodGoodFO70200
February 201266.4GoodGoodGoodGoodFO70545
February 201069.2GoodGoodGoodGoodFO71710
February 200869.2GoodGoodGoodGoodFO71565
February 200669.5GoodGoodGoodGoodFO69460
March 200469.5GoodGoodGoodGoodFO69460
April 200269.7GoodGoodGoodGoodFO68040
May 200090.6GoodGoodGoodGood-67530
March 199890.1GoodGoodGoodGood-72500
January 199691.4GoodGoodGoodGood-60820
March 199491.7GoodGoodVery GoodGood-57275
November 199193.0GoodVery GoodVery GoodGood-53000

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Steel Girder/Beamlinear ft.1,8001,793340
Steel Protective Coatingsq. ft.17,82017,820000
Reinforced Concrete Decksq. ft.12,60012,06153270
Wearing Surfacessq. ft.10,44010,440000
Reinforced Concrete Columneach105320
Reinforced Concrete Abutmentlinear ft.248238910
Reinforced Concrete Pier Caplinear ft.1361212130
Pourable Jointlinear ft.280008272
Movable Bearingeach30013143
Fixed Bearingeach30212142
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.360356400