I-670 EB/WB over OVER N. FOURTH ST. (US23


+39.97556, -82.99806
39°58'32" N, 82°59'53" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I-670 EB/WB over OVER N. FOURTH ST. (US23
Structure number:2506289
Location:.07 MI EAST OF THIRD ST
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:55.1 ft. [16.8 m]
Total length:144.7 ft. [44.1 m]
Roadway width between curbs:143.1 ft. [43.6 m]
Deck width edge-to-edge:149.0 ft. [45.4 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:2003
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Prestressed concrete continuous [6]
Main spans design:Box beam or girders - Multiple [05]
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: November 2015 

Status:Open, no restriction [A]
Average daily traffic:170,290 [as of 2010]
Truck traffic:7% 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:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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]
Evaluation:Functionally obsolete [2]
Sufficiency rating:81.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
November 201581.0Functionally obsoleteVery GoodExcellentExcellent170290
November 201481.0Functionally obsoleteVery GoodExcellentExcellent170290
September 201381.0Functionally obsoleteVery GoodExcellentExcellent170290
November 201281.0Functionally obsoleteVery GoodExcellentExcellent170290
October 201181.0Not deficientVery GoodExcellentExcellent170290
June 201081.0Not deficientExcellentExcellentExcellent153800
August 200981.0Not deficientExcellentExcellentExcellent153800
November 200881.0Not deficientExcellentExcellentExcellent153800
November 200781.0Not deficientExcellentExcellentExcellent153800
March 200681.0Not deficientExcellentExcellentExcellent55650
December 200481.0Not deficientExcellentExcellentExcellent55310
200081.0Not deficient---55310