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I0020 over LOUISIANA AVE

Map

Coordinates:
+32.50565, -93.74615
32°30'20" N, 93°44'46" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I0020 over LOUISIANA AVE
Structure number:040904510118841
Location:.07 MI WEST OF LA 1
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:78.1 ft. [23.8 m]
Total length:188.0 ft. [57.3 m]
Roadway width between curbs:60.7 ft. [18.5 m]
Deck width edge-to-edge:65.6 ft. [20.0 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:62°
Owner:State Highway Agency [01]
Year built:1965
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:3
Main spans material:Concrete continuous [2]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: March 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:48,450 [as of 2016]
Truck traffic:19% 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:Superior to present desirable criteria [9]
Underclearances appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:93.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018FairSatisfactorySatisfactorySatisfactory4845093.0
March 2016FairSatisfactorySatisfactorySatisfactory5772093.0
March 2014FairSatisfactorySatisfactorySatisfactory7812093.0
March 2012FairSatisfactorySatisfactorySatisfactory6282093.0
March 2010FairGoodSatisfactoryGood6168093.0
March 2008FairGoodSatisfactoryGood5676093.0
March 2006FairGoodSatisfactoryGood5520093.0
March 2004FairGoodSatisfactoryGood4848093.0
April 2002FairGoodSatisfactoryGood4656093.0
April 2000FairSatisfactorySatisfactoryGood4860193.0
March 1998FairSatisfactorySatisfactoryGood4860193.0
May 1996FairSatisfactorySatisfactoryGood1877093.0
May 1994FairSatisfactorySatisfactoryGood3092593.0
March 1992FairSatisfactorySatisfactoryGood2921393.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.1,2741,274000
Deck
Reinforced Concrete Decksq. ft.12,46410,38502,0790
Substructure
Reinforced Concrete Columneach1010000
Reinforced Concrete Abutmentlinear ft.155155000
Joints
Assembly without Seal Jointlinear ft.1361191700
Bearings
Movable Bearingeach1212000
Steel Protective Coatingsq. ft.6868000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.376371050