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I-71 over KY 47

Map

Coordinates:
+38.68250, -84.96417
38°40'57" N, 84°57'51" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-71 over KY 47
Structure number:039B00023L
Location:SBL @ CARROLL CO.LN.
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:51.8 ft. [15.8 m]
Total length:154.9 ft. [47.2 m]
Roadway width between curbs:38.1 ft. [11.6 m]
Deck width edge-to-edge:41.7 ft. [12.7 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:16°
Owner:State Highway Agency [01]
Year built:1967
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Concrete [1]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: July 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:16,732 [as of 2016]
Truck traffic:34% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Superior to present desirable criteria [9]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:97.0
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$809,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017FairSatisfactorySatisfactorySatisfactory1673297.0
July 2015FairSatisfactorySatisfactorySatisfactory1610897.0
July 2013FairSatisfactorySatisfactorySatisfactory1510197.0
July 2011FairGoodSatisfactorySatisfactory1400095.7
July 2009FairGoodSatisfactorySatisfactory1280095.8
December 2007GoodGoodGoodGood2810093.3
August 2005FairSatisfactoryGoodGood2475785.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.7757631200
Deck
Reinforced Concrete Top Flangesq. ft.6,4526,06338900
Wearing Surfacessq. ft.5,8995,51038900
Substructure
Reinforced Concrete Columneach66000
Reinforced Concrete Abutmentlinear ft.114565800
Reinforced Concrete Pier Caplinear ft.80641600
Joints
Compression Jointlinear ft.86642200
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.3102862400