I-75 over SR 3 (US 41)


+34.55686, -84.93599
34°33'25" N, 84°56'10" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-75 over SR 3 (US 41)
Structure number:000000012900640
Location:4 MI N OF CALHOUN
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:104.0 ft. [31.7 m]
Total length:273.0 ft. [83.2 m]
Roadway width between curbs:133.5 ft. [40.7 m]
Deck width edge-to-edge:139.4 ft. [42.5 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:64°
Owner:State Highway Agency [01]
Year built:1962
Year reconstructed:1987
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:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:63,350 [as of 2012]
Truck traffic:1% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 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: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]
Sufficiency rating:82.9
Estimated cost of work:$3,345,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017GoodVery GoodVery GoodGood6335082.9
July 2015GoodGoodGoodGood6335082.9
July 2013FairGoodGoodFair6335072.9
July 2011FairGoodGoodFair6462076.9
June 2009FairGoodGoodFair6462076.9
June 2007FairGoodGoodFair6790076.9
June 2005FairSatisfactoryGoodFair6822076.9
June 2003GoodGoodGoodGood7040095.8
July 2001GoodGoodGoodGood6750095.8
July 1999GoodGoodGoodGood7020093.8
June 1997GoodGoodGoodGood7020098.0
May 1995GoodGoodVery GoodGood7020098.0
May 1993GoodGoodVery GoodGood5708098.0
May 1991GoodGoodVery GoodGood5090098.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Steel Girder/Beamlinear ft.6,5526,552000
Steel Protective Coatingsq. ft.58,96858,968000
Reinforced Concrete Decksq. ft.38,02938,029000
Reinforced Concrete Columneach2424000
Reinforced Concrete Abutmentlinear ft.280280000
Reinforced Concrete Pier Caplinear ft.280280000
Pourable Jointlinear ft.420420000
Movable Bearingeach7272000
Steel Protective Coatingsq. ft.144144000
Fixed Bearingeach2424000
Steel Protective Coatingsq. ft.4848000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.819081900