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LA3046 over LA 3046 OVER US 90

Map

Coordinates:
+29.96295, -90.15684
29°57'47" N, 90°09'25" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA3046 over LA 3046 OVER US 90
Structure number:022604230100031
Location:LA 3046 OVER US 90
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:73.2 ft. [22.3 m]
Total length:944.9 ft. [288.0 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:34.1 ft. [10.4 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Owner:State Highway Agency [01]
Year built:1957
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:20
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: February 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:52,300 [as of 2015]
Truck traffic:5% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:59.8 tons [54.4 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:80.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$3,712,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201780.0GoodGoodVery GoodGoodFO52300
February 201580.0GoodVery GoodVery GoodGoodFO52100
February 201380.0GoodVery GoodVery GoodVery GoodFO51100
February 201180.0GoodVery GoodVery GoodVery GoodFO46100
January 200980.0GoodVery GoodVery GoodVery GoodFO46700
November 200767.0FairFairFairSatisfactoryFO53200
December 200667.0FairFairFairSatisfactoryFO53200
June 200567.0FairFairFairSatisfactoryFO53200
April 200467.0FairFairFairSatisfactoryFO52400
July 200258.2FairFairFairFairFO52500
April 200056.2FairFairFairFairFO53178
January 199856.2FairFairFairFairFO51416
December 199656.2FairFairFairFairFO60397
July 199556.2FairFairFairFairFO59213
August 199456.2FairFairFairFairFO57769
August 199354.2PoorPoorFairFairSD51870
August 199254.2PoorPoorFairFairSD58793
February 199139.2PoorPoorPoorFairSD58793

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.4,9504,950000
Deck
Reinforced Concrete Decksq. ft.27,72027,720000
Substructure
Reinforced Concrete Abutmentlinear ft.9696000
Reinforced Concrete Pileeach2121000
Reinforced Concrete Pier Caplinear ft.532532000
Joints
Strip Seal Jointlinear ft.588588000
Pourable Jointlinear ft.5656000
Bearings
Elastomeric Bearingeach200200000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,9801,980000