+32.49576, -93.76160
32°29'45" N, 93°45'42" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I0020 over LINWOOD AVENUE
Structure number:040904510117646
Location:I-20 OVER I-49 RAMP
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:165.0 ft. [50.3 m]
Total length:330.1 ft. [100.6 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:17.4 ft. [5.3 m]
Owner:State Highway Agency [01]
Year built:1993
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: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: March 2014 

Status:Open, no restriction [A]
Average daily traffic:5,330 [as of 2014]
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:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:62.4 tons [56.7 metric tons]
Inventory rating:37.6 tons [34.2 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:92.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
March 201492.0Functionally obsoleteGoodGoodGood5330
March 201294.0Functionally obsoleteGoodGoodGood6550
March 201094.0Functionally obsoleteGoodGoodGood6560
February 200894.0Functionally obsoleteVery GoodVery GoodVery Good7990
March 200694.0Functionally obsoleteVery GoodVery GoodVery Good6783
March 200494.0Functionally obsoleteVery GoodVery GoodVery Good6780
April 200294.0Functionally obsoleteVery GoodVery GoodVery Good6100
March 200096.0Not deficientVery GoodVery GoodVery Good6103
March 199896.0Not deficientVery GoodVery GoodVery Good6103
May 199696.0Not deficientVery GoodVery GoodVery Good7414
June 199496.0Not deficientVery GoodVery GoodVery Good7247