I-20 over SR 139 M.L.K. JR. DRIVE


+33.76551, -84.51076
33°45'56" N, 84°30'39" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I-20 over SR 139 M.L.K. JR. DRIVE
Structure number:000000012101660
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:71.9 ft. [21.9 m]
Total length:159.1 ft. [48.5 m]
Roadway width between curbs:128.0 ft. [39.0 m]
Deck width edge-to-edge:137.8 ft. [42.0 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:34°
Owner:State Highway Agency [01]
Year built:1963
Year reconstructed:1979
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
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]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2015 

Status:Open, no restriction [A]
Average daily traffic:146,330 [as of 2012]
Truck traffic:1% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present minimum criteria [6]
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]
Operating rating:51.5 tons [46.8 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:80.0
Estimated cost of work:$2,711,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201580.0Functionally obsoleteGoodGoodSatisfactory146330
June 201380.0Functionally obsoleteGoodGoodSatisfactory146330
June 201184.0Not deficientGoodGoodSatisfactory180900
August 200984.0Not deficientGoodGoodSatisfactory180900
July 200784.0Not deficientGoodGoodSatisfactory160640
July 200584.0Not deficientGoodGoodSatisfactory168670
July 200384.0Not deficientGoodGoodSatisfactory172800
September 200184.0Not deficientGoodGoodGood123700
July 199980.0Functionally obsoleteGoodGoodGood123700
October 199680.0Functionally obsoleteGoodGoodVery Good123700
September 199480.0Functionally obsoleteGoodGoodVery Good123700
August 199280.0Functionally obsoleteGoodGoodVery Good110890
August 199081.0Functionally obsoleteGoodGoodVery Good110890