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 

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. ratingEvaluationDeckSuper.Sub.ADT
March 201692.8Not deficientSatisfactorySatisfactorySatisfactory34590
March 201494.8Not deficientSatisfactorySatisfactoryGood34590
March 201295.0Not deficientSatisfactorySatisfactoryGood31855
March 201094.9Not deficientSatisfactorySatisfactoryGood33170
March 200894.9Not deficientGoodSatisfactoryGood33105
March 200695.1Not deficientGoodSatisfactoryGood30890
March 200493.0Not deficientGoodSatisfactoryGood31180
March 200293.0Not deficientGoodSatisfactoryGood31180
April 200093.0Not deficientGoodSatisfactoryGood30735
20000.0Not applicable---18270
March 199893.2Not deficientGoodSatisfactoryGood29490
February 199691.7Functionally obsoleteGoodSatisfactoryGood28695
March 199491.9Functionally obsoleteGoodGoodGood26515
November 199192.0Functionally obsoleteGoodGoodGood25240