I 59 over US 11


+33.56679, -86.72549
33°34'00" N, 86°43'32" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 59 over US 11
Structure number:011562
Old structure number:00000I59370312B (from 1992 edition)
Location:I59 * US 11
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:124.0 ft. [37.8 m]
Total length:687.0 ft. [209.4 m]
Roadway width between curbs:39.0 ft. [11.9 m]
Deck width edge-to-edge:42.0 ft. [12.8 m]
Vertical clearance below bridge:18.7 ft. [5.7 m]
Skew angle:30°
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:8
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: March 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:34,590 [as of 2016]
Truck traffic:10% 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:Equal to present minimum criteria [6]
Underclearances appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:59.3 tons [53.9 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:92.8
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$6,633,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201692.8FairSatisfactorySatisfactorySatisfactory-34590
March 201494.8FairSatisfactorySatisfactoryGood-34590
March 201295.0FairSatisfactorySatisfactoryGood-31855
March 201094.9FairSatisfactorySatisfactoryGood-33170
March 200894.9FairGoodSatisfactoryGood-33105
March 200695.1FairGoodSatisfactoryGood-30890
March 200493.0FairGoodSatisfactoryGood-31180
March 200293.0FairGoodSatisfactoryGood-31180
April 200093.0FairGoodSatisfactoryGood-30735
March 199893.2FairGoodSatisfactoryGood-29490
February 199691.7FairGoodSatisfactoryGoodFO28695
March 199491.9GoodGoodGoodGoodFO26515
November 199192.0GoodGoodGoodGoodFO25240

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Steel Girder/Beamlinear ft.4,1223,78633600
Steel Protective Coatingsq. ft.55,972050,4763,8071,689
Reinforced Concrete Decksq. ft.28,854028,84770
Reinforced Concrete Columneach2422200
Reinforced Concrete Abutmentlinear ft.1241131010
Reinforced Concrete Pier Caplinear ft.2731997310
Compression Jointlinear ft.168001644
Movable Bearingeach48036120
Fixed Bearingeach1801350
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,3741,16220660