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I-75 (NBL RAMP) over I-75

Map

Coordinates:
+33.63380, -84.40098
33°38'02" N, 84°24'04" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-75 (NBL RAMP) over I-75
Structure number:000000006301020
Location:0.04 MI SE OF ATL AIRPORT
Purpose:Carries highway over highway
Route classification:Local (Urban) [19]
Length of largest span:112.9 ft. [34.4 m]
Total length:324.2 ft. [98.8 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:33.1 ft. [10.1 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1985
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:4
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:27,600 [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:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
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]
Sufficiency rating:72.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017FairSatisfactoryGoodGood2760072.3
June 2015GoodGoodGoodGood2760072.3
June 2013GoodGoodGoodGood2760072.3
June 2011GoodGoodGoodGood1400075.6
June 2009GoodGoodVery GoodGood1400070.2
June 2007GoodGoodVery GoodGood1400070.2
June 2005GoodGoodVery GoodGood1400070.2
August 2003GoodGoodVery GoodGood1400072.3
September 2001GoodGoodVery GoodGood1400072.3
July 1999GoodGoodVery GoodGood1400072.3
August 1997FairSatisfactoryGoodSatisfactory1400073.5
May 1995FairSatisfactoryGoodSatisfactory1400078.1
July 1993FairSatisfactoryGoodGood1400078.1
October 1991FairSatisfactoryGoodGood1400078.1

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.1,6191,619000
Deck
Reinforced Concrete Decksq. ft.9,7518,95180000
Substructure
Reinforced Concrete Columneach66000
Reinforced Concrete Abutmentlinear ft.7474000
Reinforced Concrete Pier Caplinear ft.96583800
Joints
Strip Seal Jointlinear ft.3024060
Compression Jointlinear ft.120120000
Bearings
Elastomeric Bearingeach4040000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.647647000