18TH ST. over IR 70


+39.95440, -82.97637
39°57'16" N, 82°58'35" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:18TH ST. over IR 70
Structure number:2504839
Location:0.96 MI E OF US23
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Collector (Urban) [17]
Length of largest span:80.7 ft. [24.6 m]
Total length:277.9 ft. [84.7 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:56.4 ft. [17.2 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1965
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:4
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 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:5,639 [as of 2015]
Truck traffic:5% of total traffic
Deck condition:Excellent [9 out of 9]
Superstructure condition:Excellent [9 out of 9]
Substructure condition:Excellent [9 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:74.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017GoodExcellentExcellentExcellent563974.9
May 2016GoodGoodGoodVery Good563974.9
June 2015GoodGoodGoodVery Good860074.5
July 2014GoodGoodGoodVery Good860075.9
May 2013GoodGoodGoodVery Good860074.5
April 2012GoodGoodGoodVery Good860074.5
June 2011GoodGoodGoodVery Good860074.5
June 2010GoodGoodGoodVery Good860074.5
September 2009GoodGoodGoodVery Good860074.4
November 2008GoodGoodGoodVery Good860074.4
October 2007GoodGoodVery GoodVery Good860072.4
March 2006GoodGoodVery GoodVery Good860072.4
March 2005GoodGoodVery GoodVery Good860072.4
August 2003GoodGoodVery GoodVery Good860058.0
September 2002GoodGoodExcellentExcellent100058.8
February 2000FairGoodGoodSatisfactory100058.8
December 1998FairGoodGoodSatisfactory100058.8
July 1996FairGoodGoodSatisfactory100062.8
September 1995FairGoodGoodSatisfactory100059.3
August 1994FairSatisfactorySatisfactorySatisfactory100059.3
June 1993FairFairSatisfactorySatisfactory100058.3
June 1992FairFairSatisfactorySatisfactory100058.3
May 1991FairFairSatisfactorySatisfactory100058.3