+29.92680, -90.03925
29°55'36" N, 90°02'21" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Structure number:022602830900001
Location:1.4 MI WEST OF LA 23
Purpose:Carries highway over highway, waterway, and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:375.0 ft. [114.3 m]
Total length:29032.3 ft. [8848.6 m]
Roadway width between curbs:52.2 ft. [15.9 m]
Deck width edge-to-edge:54.8 ft. [16.7 m]
Vertical clearance below bridge:95.1 ft. [29.0 m]
Owner:State Highway Agency [01]
Year built:1987
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:5
Main spans material:Steel continuous [4]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: October 2016

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:39,120 [as of 2015]
Truck traffic:13% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Superior to present desirable criteria [9]
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:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:68.9 tons [62.6 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:68.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$147,186,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201668.0PoorSatisfactoryFairPoorSD39120
October 201570.0PoorSatisfactoryFairPoorSD39120
November 201453.0PoorSatisfactoryFairSeriousSD54420
December 201353.0PoorSatisfactoryFairSeriousSD53820
December 201253.0PoorSatisfactoryFairSeriousSD54960
December 201153.0PoorSatisfactorySatisfactorySeriousSD55980
July 200897.0FairSatisfactorySatisfactoryGood-49140
June 200697.0GoodVery GoodGoodVery Good-51060
August 200297.0GoodVery GoodVery GoodVery Good-49920
July 199895.0GoodVery GoodVery GoodVery Good-47802
December 199495.0FairSatisfactoryGoodGood-35016
August 199496.0GoodGoodGoodGood-33996
November 199296.0GoodVery GoodVery GoodVery Good-51067
August 198997.0GoodVery GoodVery GoodVery Good-51067

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Steel Closed Web/Box Girderlinear ft.2,3762,376000
Prestressed Concrete Closed Web/Box Girderlinear ft.117,1670104,63112,5360
Reinforced Concrete Decksq. ft.1,637,5601,572,22065,34000
Reinforced Concrete Pier Walllinear ft.669522333840
Reinforced Concrete Abutmentlinear ft.5555000
Reinforced Concrete Pileeach3737000
Strip Seal Jointlinear ft.10,06510,065000
Compression Jointlinear ft.1,045501950800
Assembly with Sealeach110860204
Elastomeric Bearingeach1,7381,738000
Movable Bearingeach120660
Fixed Bearingeach1010000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.49,45249,452000
Other Material Bridge Raillinear ft.8,55008,55000
Reinforced Concrete Slabsq. ft.25,850025,85000