+39.97750, -82.98000
39°58'39" N, 82°58'48" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:ST CLAIR AVENUE over I-670
Structure number:2517566
Location:0.24 MI. E. OF IR71
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Collector (Urban) [17]
Length of largest span:153.9 ft. [46.9 m]
Total length:534.5 ft. [162.9 m]
Roadway width between curbs:26.9 ft. [8.2 m]
Deck width edge-to-edge:40.0 ft. [12.2 m]
Vertical clearance below bridge:19.0 ft. [5.8 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1992
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18+Mod / HS 20+Mod [6]
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:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: December 2015 

Status:Open, no restriction [A]
Average daily traffic:3,300 [as of 1993]
Truck traffic:19% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Excellent [9 out of 9]
Substructure condition:Excellent [9 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
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]
Evaluation:Functionally obsolete [2]
Sufficiency rating:78.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
December 201578.0Functionally obsoleteVery GoodExcellentExcellent3300
October 201478.0Functionally obsoleteVery GoodExcellentExcellent3300
October 201378.0Functionally obsoleteExcellentExcellentExcellent3300
October 201278.0Functionally obsoleteExcellentExcellentExcellent3300
November 201178.0Functionally obsoleteExcellentExcellentExcellent3300
June 201078.0Functionally obsoleteExcellentExcellentExcellent3300
August 200978.0Functionally obsoleteExcellentExcellentExcellent3300
November 200878.0Functionally obsoleteExcellentExcellentExcellent3300
November 200773.9Functionally obsoleteExcellentExcellentExcellent3300
March 200676.0Functionally obsoleteExcellentExcellentExcellent3300
December 200476.0Functionally obsoleteExcellentExcellentExcellent3300
November 200275.0Functionally obsoleteExcellentExcellentExcellent6316
January 200081.1Not deficientExcellentExcellentExcellent6316
November 199881.1Not deficientExcellentExcellentExcellent6316
October 199681.1Not deficientExcellentExcellentExcellent6316
January 199677.1Not deficientExcellentExcellentExcellent6316
December 199477.1Not deficientExcellentExcellentExcellent6316
September 199377.1Not deficientExcellentExcellentExcellent6316
February 199377.1Not deficientExcellentExcellentExcellent6316