LA0024 over SPRR & LA 20


+29.74556, -90.81147
29°44'44" N, 90°48'41" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0024 over SPRR & LA 20
Structure number:025500659121701
Purpose:Carries highway over highway, waterway, and railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:69.9 ft. [21.3 m]
Total length:2172.0 ft. [662.0 m]
Roadway width between curbs:56.1 ft. [17.1 m]
Deck width edge-to-edge:65.3 ft. [19.9 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Owner:State Highway Agency [01]
Year built:1970
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:31
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: September 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:25,900 [as of 2015]
Truck traffic:5% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:87.8 tons [79.8 metric tons]
Inventory rating:38.0 tons [34.5 metric tons]
Sufficiency rating:77.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201677.0FairSatisfactoryGoodFair-25900
September 201577.0FairSatisfactoryGoodFair-25900
September 201476.8FairSatisfactoryGoodFair-27300
October 201379.8FairSatisfactoryGoodFair-27300
November 201279.8FairSatisfactoryGoodFair-27300
November 201178.8FairSatisfactoryGoodFair-27300
December 201078.8FairSatisfactoryGoodFair-27100
November 200978.9FairGoodGoodFair-26900
June 200878.8FairGoodGoodFair-27100
August 200778.7FairGoodFairFair-28600
October 200378.7FairGoodFairFair-28100

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Reinforced Concrete Girder/Beamlinear ft.17,3760017,3760
Reinforced Concrete Decksq. ft.141,1800141,18000
Reinforced Concrete Abutmentlinear ft.1501203000
Reinforced Concrete Pileeach272027200
Reinforced Concrete Pier Caplinear ft.1,95001,3506000
Compression Jointlinear ft.2,0805556750850
Elastomeric Bearingeach496496000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.4,3344,334000