18TH ST. over IR 70


+39.95417, -82.97611
39°57'15" N, 82°58'34" 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:15.7 ft. [4.8 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 2016

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:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Very Good [8 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]
Operating rating:44.6 tons [40.5 metric tons]
Inventory rating:32.8 tons [29.8 metric tons]
Sufficiency rating:74.9

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201674.9GoodGoodGoodVery GoodFO5639
June 201574.5GoodGoodGoodVery GoodFO8600
July 201475.9GoodGoodGoodVery GoodFO8600
May 201374.5GoodGoodGoodVery GoodFO8600
April 201274.5GoodGoodGoodVery GoodFO8600
June 201174.5GoodGoodGoodVery GoodFO8600
June 201074.5GoodGoodGoodVery GoodFO8600
September 200974.4GoodGoodGoodVery Good-8600
November 200874.4GoodGoodGoodVery Good-8600
October 200772.4GoodGoodVery GoodVery Good-8600
March 200672.4GoodGoodVery GoodVery Good-8600
March 200572.4GoodGoodVery GoodVery Good-8600
August 200358.0GoodGoodVery GoodVery Good-8600
September 200258.8GoodGoodExcellentExcellent-1000
February 200058.8FairGoodGoodSatisfactoryFO1000
December 199858.8FairGoodGoodSatisfactoryFO1000
July 199662.8FairGoodGoodSatisfactoryFO1000
September 199559.3FairGoodGoodSatisfactoryFO1000
August 199459.3FairSatisfactorySatisfactorySatisfactoryFO1000
June 199358.3FairFairSatisfactorySatisfactoryFO1000
June 199258.3FairFairSatisfactorySatisfactoryFO1000
May 199158.3FairFairSatisfactorySatisfactoryFO1000