+39.96639, -83.05944
39°57'59" N, 83°03'34" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-70 over OVER HARPER RD
Structure number:2504529
Location:0.24 MI E. OF I-670
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:58.4 ft. [17.8 m]
Total length:158.5 ft. [48.3 m]
Roadway width between curbs:42.0 ft. [12.8 m]
Deck width edge-to-edge:44.0 ft. [13.4 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Skew angle:43°
Owner:State Highway Agency [01]
Year built:1973
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:Latex Concrete or similar additive [3]

Latest Available Inspection: May 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:28,811 [as of 2015]
Truck traffic:15% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present desirable criteria [8]
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]
Operating rating:35.6 tons [32.4 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:93.2

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201693.2FairVery GoodSatisfactoryVery Good-28811
May 201592.9FairVery GoodSatisfactoryVery Good-31970
June 201492.9GoodExcellentVery GoodVery Good-31970
May 201392.9GoodExcellentVery GoodVery Good-31970
April 201292.9GoodExcellentVery GoodVery Good-31970
June 201192.9GoodExcellentVery GoodVery Good-31970
May 201092.5GoodExcellentVery GoodVery Good-36675
August 200992.5FairSatisfactoryGoodSatisfactory-36675
August 200892.5FairSatisfactoryGoodSatisfactory-36675
September 200792.5FairSatisfactoryGoodSatisfactory-36675
August 200691.4FairSatisfactoryGoodSatisfactory-48010
October 200591.4FairGoodVery GoodSatisfactory-48010
February 200591.4FairGoodVery GoodSatisfactory-48010
August 200391.6GoodGoodVery GoodGood-45565
September 200292.1GoodGoodVery GoodGood-40610
January 200192.1GoodVery GoodVery GoodGood-40610
July 199992.1GoodVery GoodVery GoodGood-40610
June 199892.1GoodVery GoodVery GoodGood-40610
June 199792.1GoodVery GoodVery GoodGood-40610
August 199693.0GoodVery GoodVery GoodVery Good-31300
August 199593.6GoodVery GoodVery GoodVery Good-31300
July 199493.6FairSatisfactoryVery GoodSatisfactory-31300
June 199392.6FairFairVery GoodSatisfactory-31300
May 199292.6FairFairVery GoodSatisfactory-31300
May 199192.6FairFairVery GoodSatisfactory-31300

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Steel Girder/Beamlinear ft.951095100
Reinforced Concrete Decksq. ft.6,9786,978000
Wearing Surfacessq. ft.6,6616,661000
Reinforced Concrete Columneach88000
Reinforced Concrete Abutmentlinear ft.121121000
Reinforced Concrete Pier Caplinear ft.121121000
Strip Seal Jointlinear ft.8888000
Movable Bearingeach24120120
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.318318000