I0020 over BUNCOMB ROAD-(I-220)


+32.45633, -93.84446
32°27'23" N, 93°50'40" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I0020 over BUNCOMB ROAD-(I-220)
Structure number:040904513000001
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:80.1 ft. [24.4 m]
Total length:310.1 ft. [94.5 m]
Roadway width between curbs:104.7 ft. [31.9 m]
Deck width edge-to-edge:112.9 ft. [34.4 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
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:5
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: February 2017 

Status:Open, no restriction [A]
Average daily traffic:62,300 [as of 2015]
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:Superior to present desirable criteria [9]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:84.8 tons [77.1 metric tons]
Inventory rating:38.9 tons [35.4 metric tons]
Sufficiency rating:78.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201778.0Not deficientSatisfactoryFairSatisfactory62300
February 201678.0Not deficientSatisfactoryFairSatisfactory62300
February 201578.0Not deficientSatisfactoryFairSatisfactory38000
February 201478.0Not deficientGoodFairSatisfactory38000
February 201379.0Not deficientGoodFairSatisfactory38000
February 201280.0Not deficientGoodFairSatisfactory40200
February 201180.0Not deficientGoodFairSatisfactory42400
February 201080.0Not deficientGoodFairSatisfactory41000
February 200980.0Not deficientGoodFairSatisfactory41700
February 200880.0Not deficientGoodFairGood40700
February 200780.0Not deficientGoodFairGood39300
March 200680.0Not deficientGoodFairGood40000
February 200491.0Not deficientGoodSatisfactoryGood38500
March 200291.0Not deficientGoodSatisfactoryGood45900
February 200091.0Not deficientGoodSatisfactoryGood24049
March 199891.0Not deficientGoodSatisfactoryGood24049
March 199691.0Not deficientGoodSatisfactoryGood43036
April 199491.0Not deficientGoodSatisfactoryGood44455
March 199291.0Not deficientGoodGoodVery Good43208