I 59/20 over L * N * SOU RRS


+33.54091, -86.79029
33°32'27" 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:010497
Old structure number:00000I59370265A (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:630.0 ft. [192.0 m]
Roadway width between curbs:62.7 ft. [19.1 m]
Deck width edge-to-edge:65.6 ft. [20.0 m]
Vertical clearance below bridge:21.7 ft. [6.6 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:9
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: 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:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
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:73.4 tons [66.7 metric tons]
Inventory rating:43.9 tons [39.9 metric tons]
Sufficiency rating:82.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$9,706,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201682.0FairSatisfactorySatisfactorySatisfactory-76895
April 201468.7FairSatisfactoryFairSatisfactory-76895
April 201268.7FairFairFairFair-75630
April 201068.7FairFairFairFair-76095
March 200868.5FairFairFairFair-77355
March 200665.3FairFairFairFair-79215
February 200465.5FairFairFairFair-77560
February 200265.5FairFairFairFair-77560
February 200065.6FairFairFairFair-76835
March 199866.3FairFairFairFair-78750
February 199682.0FairSatisfactorySatisfactorySatisfactory-72190
February 199484.4FairSatisfactoryGoodGood-67100
November 199184.9FairSatisfactoryGoodGood-61460