I0020 over LINWOOD AVE, I-49, RAMP


+32.49533, -93.76206
32°29'43" N, 93°45'43" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I0020 over LINWOOD AVE, I-49, RAMP
Structure number:040904510117627
Location:I-20 OVER I-49 RAMP
Purpose:Carries highway overpass (third level) over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:174.9 ft. [53.3 m]
Total length:1419.0 ft. [432.5 m]
Roadway width between curbs:25.6 ft. [7.8 m]
Deck width edge-to-edge:28.9 ft. [8.8 m]
Vertical clearance above deck:18.0 ft. [5.5 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Owner:State Highway Agency [01]
Year built:1993
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
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: June 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:6,360 [as of 2016]
Truck traffic:19% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:88.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2018GoodGoodGoodGood636088.0
June 2016GoodGoodGoodGood636090.0
August 2015GoodGoodGoodGood636091.0
June 2014GoodGoodGoodGood533090.0
March 2012GoodGoodGoodGood655092.0
March 2010GoodGoodGoodGood656092.0
February 2008GoodVery GoodVery GoodVery Good799092.0
March 2006GoodVery GoodVery GoodVery Good678392.0
March 2004GoodVery GoodVery GoodVery Good678092.0
April 2002GoodVery GoodVery GoodVery Good610092.0
March 2000GoodVery GoodVery GoodVery Good784894.0
March 1998GoodVery GoodVery GoodVery Good784894.0
May 1996GoodVery GoodVery GoodVery Good775694.0
June 1994GoodVery GoodVery GoodVery Good758294.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Closed Web/Box Girderlinear ft.3,0423,042000
Steel Protective Coatingsq. ft.94,284094,28400
Reinforced Concrete Decksq. ft.41,15132,9218,23000
Reinforced Concrete Columneach90900
Reinforced Concrete Abutmentlinear ft.8383000
Strip Seal Jointlinear ft.7707700
Assembly without Seal Jointlinear ft.8282000
Elastomeric Bearingeach4040000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,83802,83800