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I0020 over MARSHALL ST&LA&KCI-20

Map

Coordinates:
+32.50610, -93.74590
32°30'22" N, 93°44'45" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I0020 over MARSHALL ST&LA&KCI-20
Structure number:040904510118986
Location:I-20 RAMP TO LA 1
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Total length:814.0 ft. [248.1 m]
Roadway width between curbs:30.2 ft. [9.2 m]
Deck width edge-to-edge:33.5 ft. [10.2 m]
Vertical clearance above deck:15.7 ft. [4.8 m]
Vertical clearance below bridge:19.7 ft. [6.0 m]
Skew angle:99°
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]
Main span material:Steel continuous [4]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: February 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:9,690 [as of 2016]
Truck traffic:29% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 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:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:78.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2018FairSatisfactoryFairSatisfactory969078.0
February 2017FairSatisfactoryFairSatisfactory962082.0
February 2016FairSatisfactoryFairSatisfactory962082.0
February 2015FairSatisfactoryFairSatisfactory1302082.0
February 2014FairSatisfactoryFairSatisfactory1255082.0
February 2013FairSatisfactoryFairSatisfactory1208082.0
February 2012FairSatisfactoryFairSatisfactory1047082.0
February 2011FairSatisfactoryFairSatisfactory1047082.0
March 2010FairSatisfactoryFairSatisfactory1028082.0
January 2009FairSatisfactoryFairSatisfactory974082.0
March 2008FairGoodFairGood946082.0
February 2007FairGoodFairGood941082.0
March 2006FairGoodFairGood920082.0
February 2005FairGoodFairGood865082.0
March 2004FairGoodFairGood808082.0
February 2003FairGoodFairGood776081.2
May 2001FairGoodFairGood810081.2
April 2000----810027.0
April 1999PoorPoorFairGood810080.2
March 1998PoorPoorFairGood810080.2
January 1997PoorPoorFairGood312880.2
June 1995PoorPoorFairGood586381.0
June 1994PoorPoorFairGood515481.0
April 1993PoorPoorFairGood486881.0
March 1992PoorPoorFairGood486881.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.4,0502,3501,5002000
Steel Protective Coatingsq. ft.35,07318,07317,00000
Deck
Reinforced Concrete Decksq. ft.24,58324,5653150
Superstructure
Steel Pin or Pin & Hangar Assemblyeach1000100
Steel Protective Coatingsq. ft.2900290
Substructure
Reinforced Concrete Columneach3027300
Reinforced Concrete Abutmentlinear ft.8075500
Reinforced Concrete Pier Caplinear ft.308030800
Joints
Assembly without Seal Jointlinear ft.6006000
Other Jointlinear ft.6006000
Bearings
Movable Bearingeach3003000
Steel Protective Coatingsq. ft.195019500
Fixed Bearingeach3003000
Steel Protective Coatingsq. ft.195019500
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,62801,62800