+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 2015 

Status:Open, no restriction [A]
Average daily traffic:31,970 [as of 2010]
Truck traffic:16% 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:92.9

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201592.9Not deficientVery GoodSatisfactoryVery Good31970
June 201492.9Not deficientExcellentVery GoodVery Good31970
May 201392.9Not deficientExcellentVery GoodVery Good31970
April 201292.9Not deficientExcellentVery GoodVery Good31970
June 201192.9Not deficientExcellentVery GoodVery Good31970
May 201092.5Not deficientExcellentVery GoodVery Good36675
August 200992.5Not deficientSatisfactoryGoodSatisfactory36675
August 200892.5Not deficientSatisfactoryGoodSatisfactory36675
September 200792.5Not deficientSatisfactoryGoodSatisfactory36675
August 200691.4Not deficientSatisfactoryGoodSatisfactory48010
October 200591.4Not deficientGoodVery GoodSatisfactory48010
February 200591.4Not deficientGoodVery GoodSatisfactory48010
August 200391.6Not deficientGoodVery GoodGood45565
September 200292.1Not deficientGoodVery GoodGood40610
January 200192.1Not deficientVery GoodVery GoodGood40610
July 199992.1Not deficientVery GoodVery GoodGood40610
June 199892.1Not deficientVery GoodVery GoodGood40610
June 199792.1Not deficientVery GoodVery GoodGood40610
August 199693.0Not deficientVery GoodVery GoodVery Good31300
August 199593.6Not deficientVery GoodVery GoodVery Good31300
July 199493.6Not deficientSatisfactoryVery GoodSatisfactory31300
June 199392.6Not deficientFairVery GoodSatisfactory31300
May 199292.6Not deficientFairVery GoodSatisfactory31300
May 199192.6Not deficientFairVery GoodSatisfactory31300