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I-71 over ROBERTS ROAD

Map

Coordinates:
+38.78333, -84.75222
38°46'60" N, 84°45'08" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-71 over ROBERTS ROAD
Structure number:039B00027L
Location:SBL 2.5 MI SW-BOONE CO.LN
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:43.0 ft. [13.1 m]
Total length:128.0 ft. [39.0 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:13.1 ft. [4.0 m]
Skew angle:12°
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:18,322 [as of 2016]
Truck traffic:27% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Superior to present desirable criteria [9]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:84.0
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$665,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017FairFairFairFair1832284.0
July 2015FairFairFairFair1925984.0
July 2013FairFairFairFair1698184.0
July 2011FairGoodSatisfactorySatisfactory1630094.4
October 2009FairGoodSatisfactorySatisfactory1520094.5
December 2007FairGoodSatisfactorySatisfactory3490091.6
August 2005GoodGoodGoodGood3083988.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.5144961800
Deck
Reinforced Concrete Top Flangesq. ft.5,3314,945320660
Substructure
Reinforced Concrete Columneach65100
Reinforced Concrete Abutmentlinear ft.108931500
Reinforced Concrete Pier Caplinear ft.7417030
Joints
Pourable Jointlinear ft.78840030
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.257257000