I 59/20 over L * N * SOU RRS


+33.54056, -86.79031
33°32'26" N, 86°47'25" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 59/20 over L * N * SOU RRS
Structure number:010498
Old structure number:00000I59370265B (from 1992 edition)
Location:I 59 * L * N * SOU RRS
Purpose:Carries highway over railroad and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:89.9 ft. [27.4 m]
Total length:691.0 ft. [210.6 m]
Roadway width between curbs:62.7 ft. [19.1 m]
Deck width edge-to-edge:64.0 ft. [19.5 m]
Vertical clearance below bridge:23.3 ft. [7.1 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1971
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:11
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Other [9]

Latest Available Inspection: April 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:76,895 [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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:59.2 tons [53.8 metric tons]
Inventory rating:35.3 tons [32.1 metric tons]
Sufficiency rating:84.2
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$10,165,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201684.2FairSatisfactorySatisfactorySatisfactory-76895
April 201484.2FairSatisfactorySatisfactorySatisfactory-76895
April 201272.1FairSatisfactoryFairSatisfactory-75630
April 201072.0FairSatisfactoryFairSatisfactory-76095
March 200871.9FairSatisfactoryFairSatisfactory-77355
March 200670.7FairSatisfactoryFairSatisfactory-79215
February 200470.9FairSatisfactoryFairSatisfactory-77560
February 200270.9FairSatisfactoryFairSatisfactory-77560
February 200072.0FairSatisfactoryFairSatisfactory-76835
March 199870.5FairSatisfactoryFairSatisfactory-72875
February 199684.2GoodGoodGoodGood-72190
February 199486.6GoodGoodGoodGood-67100
November 199187.0FairSatisfactoryGoodGood-61460