I-459 over I59


+33.34299, -87.02720
33°20'35" N, 87°01'38" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I-459 over I59
Structure number:011740
Old structure number:0000I459370000B (from 1992 edition)
Location:I 459 * I 59 INTR
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:90.9 ft. [27.7 m]
Total length:333.0 ft. [101.5 m]
Roadway width between curbs:24.9 ft. [7.6 m]
Deck width edge-to-edge:28.5 ft. [8.7 m]
Vertical clearance below bridge:16.7 ft. [5.1 m]
Owner:State Highway Agency [01]
Year built:1977
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:4
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: October 2014 

Status:Open, no restriction [A]
Average daily traffic:23,500 [as of 2013]
Truck traffic:22% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:47.9 tons [43.5 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:94.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,243,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201494.0Functionally obsoleteSatisfactorySatisfactoryGood23500
October 201294.0Functionally obsoleteSatisfactorySatisfactoryGood22640
October 201094.0Functionally obsoleteGoodGoodGood21720
October 200894.0Functionally obsoleteGoodGoodGood23000
October 200694.0Functionally obsoleteGoodGoodGood20530
October 200494.0Functionally obsoleteGoodGoodGood18575
October 200294.0Functionally obsoleteGoodGoodGood16865
October 200094.0Functionally obsoleteGoodGoodGood11555
November 199894.0Functionally obsoleteGoodVery GoodVery Good11555
September 199694.0Functionally obsoleteGoodVery GoodVery Good10825
September 199494.0Functionally obsoleteGoodVery GoodVery Good8840
September 199294.0Functionally obsoleteGoodVery GoodGood8185
October 199094.0Functionally obsoleteVery GoodVery GoodVery Good7165