I.R.670 over I-670


+39.98056, -82.95139
39°58'50" N, 82°57'05" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I.R.670 over I-670
Structure number:2517744
Location:3.72 MI W OF IR270
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:136.5 ft. [41.6 m]
Total length:408.8 ft. [124.6 m]
Roadway width between curbs:26.9 ft. [8.2 m]
Deck width edge-to-edge:35.4 ft. [10.8 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Skew angle:33°
Owner:State Highway Agency [01]
Year built:1990
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:Epoxy Overlay [5]

Latest Available Inspection: December 2015 

Status:Open, no restriction [A]
Average daily traffic:3,700 [as of 1987]
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:Basically intolerable requiring high priority of corrrective action [3]
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:35.6 tons [32.4 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:75.8

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
December 201575.8Functionally obsoleteVery GoodSatisfactoryVery Good3700
October 201475.8Functionally obsoleteVery GoodVery GoodVery Good3700
October 201375.8Functionally obsoleteVery GoodVery GoodVery Good3700
October 201275.8Functionally obsoleteVery GoodVery GoodVery Good3700
November 201175.8Functionally obsoleteVery GoodVery GoodVery Good3700
June 201075.8Functionally obsoleteExcellentExcellentExcellent3700
August 200975.8Functionally obsoleteExcellentExcellentExcellent3700
November 200875.8Functionally obsoleteExcellentExcellentExcellent3700
December 200773.8Functionally obsoleteExcellentExcellentExcellent3700
March 200673.8Functionally obsoleteExcellentExcellentExcellent3700
December 200473.8Functionally obsoleteExcellentExcellentExcellent3700
November 200273.8Functionally obsoleteExcellentExcellentExcellent3700
January 200077.9Functionally obsoleteExcellentExcellentExcellent3700
November 199877.9Not deficientExcellentExcellentExcellent3700
October 199677.9Not deficientExcellentExcellentExcellent3700
January 199675.9Not deficientExcellentExcellentExcellent3700
December 199475.9Not deficientExcellentExcellentExcellent3700
September 199375.9Not deficientExcellentExcellentExcellent3700
September 199275.9Not deficientExcellentExcellentExcellent3700
September 199175.9Not deficientExcellentExcellentExcellent3700