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I0020 over ON RAMP TO I-20 WBL

Map

Coordinates:
+32.45431, -93.84300
32°27'16" N, 93°50'35" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I0020 over ON RAMP TO I-20 WBL
Structure number:040904510111816
Location:I-220 RAMPS OVER I-20
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:438.0 ft. [133.5 m]
Total length:1237.9 ft. [377.3 m]
Roadway width between curbs:24.9 ft. [7.6 m]
Deck width edge-to-edge:27.9 ft. [8.5 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:41°
Owner:State Highway Agency [01]
Year built:1980
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:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
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:5,440 [as of 2016]
Truck traffic:19% of total traffic
Deck condition:Fair [5 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:Better than present minimum criteria [7]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:94.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018FairFairSatisfactorySatisfactory544094.8
March 2016FairSatisfactorySatisfactorySatisfactory544094.8
March 2014FairSatisfactorySatisfactorySatisfactory858094.4
March 2012GoodGoodGoodGood750096.5
March 2010GoodGoodGoodGood728096.5
February 2008GoodVery GoodVery GoodVery Good688096.6
February 2006GoodVery GoodVery GoodVery Good541096.7
February 2004GoodVery GoodVery GoodVery Good538096.7
March 2002GoodVery GoodVery GoodVery Good522096.7
March 2000GoodVery GoodVery GoodVery Good344898.9
March 1998GoodVery GoodVery GoodVery Good465598.8
March 1996GoodVery GoodVery GoodVery Good430398.8
May 1994GoodVery GoodVery GoodVery Good444599.7
March 1992GoodVery GoodVery GoodVery Good460599.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.4,9521,0523,90000
Steel Protective Coatingsq. ft.85,235084,4358000
Deck
Reinforced Concrete Decksq. ft.34,03525,9168,093260
Superstructure
Steel Pin or Pin & Hangar Assemblyeach80800
Steel Protective Coatingsq. ft.112011200
Substructure
Reinforced Concrete Columneach90900
Reinforced Concrete Abutmentlinear ft.56460100
Reinforced Concrete Pier Caplinear ft.227227000
Joints
Assembly with Sealeach100100000
Bearings
Movable Bearingeach2802800
Steel Protective Coatingsq. ft.145145000
Fixed Bearingeach1201200
Steel Protective Coatingsq. ft.6262000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,58602,58600