I-20 over SR 14- M-9124- NS RR.


+33.74136, -84.41146
33°44'29" N, 84°24'41" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I-20 over SR 14- M-9124- NS RR.
Structure number:000000012101790
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:168.0 ft. [51.2 m]
Total length:362.9 ft. [110.6 m]
Roadway width between curbs:162.1 ft. [49.4 m]
Deck width edge-to-edge:167.7 ft. [51.1 m]
Vertical clearance below bridge:23.0 ft. [7.0 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1962
Year reconstructed:1981
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: August 2015 

Status:Open, no restriction [A]
Average daily traffic:136,850 [as of 2012]
Truck traffic:1% of total traffic
Deck condition:Satisfactory [6 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 replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:56.4 tons [51.3 metric tons]
Inventory rating:33.7 tons [30.6 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:74.2
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$7,930,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201574.2Functionally obsoleteSatisfactoryGoodSatisfactory136850
August 201363.2Functionally obsoleteSatisfactoryGoodFair136850
July 201176.1Not deficientGoodGoodFair23360
January 201076.1Not deficientGoodGoodFair23360
February 200876.1Not deficientGoodGoodFair23360
August 200589.9Not deficientGoodSatisfactoryGood8780
August 200389.5Not deficientGoodSatisfactoryGood11100
September 200178.2Not deficientGoodSatisfactoryGood172100
June 199974.2Functionally obsoleteGoodSatisfactoryGood172100
November 199675.0Functionally obsoleteGoodSatisfactoryGood172100
September 199475.0Functionally obsoleteGoodSatisfactoryGood172100
August 199275.0Functionally obsoleteGoodGoodVery Good139610
August 199076.0Functionally obsoleteGoodGoodVery Good124400