SR 247 CONN. over I-75 (EXIT 146) @ 146.12


+32.61245, -83.74285
32°36'45" N, 83°44'34" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SR 247 CONN. over I-75 (EXIT 146) @ 146.12
Structure number:000000022500100
Location:3.1 MI SSE OF BYRON
Purpose:Carries highway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:84.0 ft. [25.6 m]
Total length:247.1 ft. [75.3 m]
Roadway width between curbs:82.0 ft. [25.0 m]
Deck width edge-to-edge:84.6 ft. [25.8 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:33°
Owner:State Highway Agency [01]
Year built:1962
Year reconstructed:1986
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: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: October 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:18,750 [as of 2011]
Truck traffic:7% of total traffic
Deck condition:Fair [5 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:Superior to present desirable criteria [9]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:74.5
Estimated cost of work:$2,632,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2018FairFairGoodSatisfactory1875074.5
November 2016FairSatisfactoryGoodSatisfactory1875075.5
November 2014FairSatisfactoryGoodSatisfactory1875075.5
November 2012FairSatisfactoryGoodSatisfactory1875077.0
December 2010FairFairSatisfactoryGood2145074.5
January 2009FairFairSatisfactoryGood2145074.5
December 2006FairFairSatisfactoryGood1874075.8
November 2004FairFairSatisfactoryGood2155074.5
December 2002FairFairSatisfactoryGood2210082.3
December 2000FairFairSatisfactoryGood1950085.1
December 1998FairGoodSatisfactoryGood1950086.2
December 1996GoodVery GoodGoodGood1800082.6
December 1994GoodVery GoodGoodGood1370089.8
January 1993GoodVery GoodGoodVery Good1277090.4
January 1991GoodVery GoodVery GoodVery Good798093.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.3,2113,211000
Steel Protective Coatingsq. ft.28,22628,226000
Reinforced Concrete Decksq. ft.20,946010,47110,4750
Reinforced Concrete Columneach1817100
Reinforced Concrete Abutmentlinear ft.202202000
Reinforced Concrete Pier Caplinear ft.2942841000
Pourable Jointlinear ft.840084000
Movable Bearingeach52391300
Steel Protective Coatingsq. ft.5205200
Fixed Bearingeach5250200
Steel Protective Coatingsq. ft.5205200
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.494494000