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

Good/Fair/Poor Condition:Fair
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]
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. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201574.2FairSatisfactoryGoodSatisfactoryFO136850
August 201363.2FairSatisfactoryGoodFairFO136850
July 201176.1FairGoodGoodFair-23360
January 201076.1FairGoodGoodFair-23360
February 200876.1FairGoodGoodFair-23360
August 200589.9FairGoodSatisfactoryGood-8780
August 200389.5FairGoodSatisfactoryGood-11100
September 200178.2FairGoodSatisfactoryGood-172100
June 199974.2FairGoodSatisfactoryGoodFO172100
November 199675.0FairGoodSatisfactoryGoodFO172100
September 199475.0FairGoodSatisfactoryGoodFO172100
August 199275.0GoodGoodGoodVery GoodFO139610
August 199076.0GoodGoodGoodVery GoodFO124400

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Steel Girder/Beamlinear ft.7,9957,995000
Steel Protective Coatingsq. ft.95,93795,937000
Reinforced Concrete Decksq. ft.60,94360,943000
Wearing Surfacessq. ft.58,87158,871000
Reinforced Concrete Columneach4040000
Reinforced Concrete Abutmentlinear ft.336336000
Reinforced Concrete Pier Caplinear ft.3363241200
Strip Seal Jointlinear ft.672672000
Movable Bearingeach8888000
Steel Protective Coatingsq. ft.8888000
Fixed Bearingeach2218400
Steel Protective Coatingsq. ft.2222000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.727727000