+30.00458, -90.02631
30°00'16" N, 90°01'35" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Structure number:023604509008511
Location:2.5 MI EAST OF LA 39
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:299.9 ft. [91.4 m]
Total length:6715.2 ft. [2046.7 m]
Roadway width between curbs:80.1 ft. [24.4 m]
Deck width edge-to-edge:96.1 ft. [29.3 m]
Vertical clearance below bridge:115.2 ft. [35.1 m]
Owner:State Highway Agency [01]
Year built:1966
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:23
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: November 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:107,900 [as of 2015]
Truck traffic:20% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Operating rating:59.8 tons [54.4 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:76.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$52,377,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201676.0FairGoodFairGoodFO107900
September 201576.0FairGoodFairGoodFO107900
October 201476.0FairGoodFairGoodFO107800
September 201376.0FairGoodFairGoodFO107600
November 201276.0FairGoodFairGoodFO116200
October 201176.0FairGoodFairGoodFO116200
October 200987.0FairSatisfactorySatisfactoryGoodFO76400
August 200787.0FairSatisfactorySatisfactoryGoodFO112600
October 200187.0FairSatisfactorySatisfactoryGoodFO131073
December 199887.0FairSatisfactoryGoodGoodFO131073
August 199586.0FairSatisfactoryGoodGoodFO128655
August 199287.0GoodGoodVery GoodVery GoodFO142286
July 198787.0FairSatisfactoryGoodGoodFO142286