+39.10111, -84.49583
39°06'04" N, 84°29'45" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:NB IR 471 over 1RR;US52;THIRD ST CONN
Structure number:3117367
Purpose:Carries highway overpass over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:103.0 ft. [31.4 m]
Total length:1100.1 ft. [335.3 m]
Roadway width between curbs:51.2 ft. [15.6 m]
Deck width edge-to-edge:55.1 ft. [16.8 m]
Vertical clearance above deck:16.7 ft. [5.1 m]
Vertical clearance below bridge:25.6 ft. [7.8 m]
Skew angle:18°
Owner:State Highway Agency [01]
Year built:1976
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:13
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: August 2015 

Status:Open, no restriction [A]
Average daily traffic:54,500 [as of 2009]
Truck traffic:4% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Equal to present minimum criteria [6]
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:35.6 tons [32.4 metric tons]
Sufficiency rating:84.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201584.0Not deficientSatisfactorySatisfactorySatisfactory54500
September 201484.0Not deficientSatisfactorySatisfactorySatisfactory54500
September 201383.0Not deficientSatisfactorySatisfactorySatisfactory54500
October 201283.0Not deficientSatisfactorySatisfactorySatisfactory54500
August 201183.0Not deficientSatisfactorySatisfactorySatisfactory54500
December 201083.0Not deficientSatisfactorySatisfactorySatisfactory53000
September 200983.0Not deficientSatisfactorySatisfactorySatisfactory53000
November 200883.0Not deficientSatisfactorySatisfactorySatisfactory53000
September 200783.0Not deficientSatisfactorySatisfactorySatisfactory53000
September 200683.0Not deficientSatisfactorySatisfactoryVery Good53000
October 200580.0Not deficientGoodVery GoodVery Good48950
December 200480.0Not deficientGoodVery GoodVery Good48950
December 200380.0Not deficientGoodVery GoodVery Good46550
October 200280.0Not deficientVery GoodVery GoodVery Good46550
January 200280.0Not deficientVery GoodVery GoodVery Good46550
July 200080.0Not deficientGoodGoodGood46550
November 199980.0Not deficientGoodGoodGood46550
December 199880.0Not deficientSatisfactoryGoodGood46550
June 199680.0Not deficientSatisfactoryGoodGood46550
January 199580.0Not deficientGoodGoodSatisfactory38808
May 199380.0Not deficientGoodGoodGood38808
November 199180.0Not deficientGoodGoodGood38808
December 199082.0Not deficientGoodGoodVery Good38808