+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:2504510
Location:0.24 MI E. OF I-670
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:54.1 ft. [16.5 m]
Total length:132.2 ft. [40.3 m]
Roadway width between curbs:40.7 ft. [12.4 m]
Deck width edge-to-edge:43.0 ft. [13.1 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Skew angle:29°
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:Other [9]

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:Satisfactory [6 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:Better than present minimum criteria [7]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:94.3

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201694.3FairSatisfactorySatisfactoryVery Good-28811
May 201594.0FairSatisfactorySatisfactoryVery Good-31970
June 201494.0FairSatisfactoryGoodVery Good-31970
May 201394.0FairSatisfactoryGoodVery Good-31970
April 201292.9FairFairGoodVery Good-31970
June 201192.9FairFairGoodVery Good-31970
May 201093.5GoodGoodVery GoodVery Good-36675
August 200993.5GoodGoodVery GoodVery Good-36675
August 200893.5GoodGoodVery GoodVery Good-36675
September 200793.5GoodGoodVery GoodVery Good-36675
August 200692.5GoodGoodVery GoodVery Good-48010
October 200592.5GoodGoodVery GoodVery Good-48010
February 200592.5GoodGoodVery GoodVery Good-48010
August 200392.7GoodGoodVery GoodVery Good-45565
September 200293.2GoodGoodVery GoodVery Good-40610
January 200193.1GoodVery GoodVery GoodVery Good-40610
July 199993.1GoodVery GoodVery GoodVery Good-40610
June 199893.1GoodVery GoodVery GoodVery Good-40610
June 199793.1GoodVery GoodVery GoodVery Good-40610
August 199694.0GoodVery GoodVery GoodVery Good-31300
August 199594.6GoodVery GoodVery GoodVery Good-31300
July 199494.6FairSatisfactoryVery GoodGood-31300
June 199393.6FairFairVery GoodGood-31300
May 199293.6FairFairVery GoodGood-31300
May 199193.6FairFairVery GoodGood-31300