+39.97528, -82.99528
39°58'31" N, 82°59'43" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I-670 over OVER CONV CTR CONN & RR
Structure number:2506300
Location:0.15 MI E OF SR315
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:202.1 ft. [61.6 m]
Total length:499.0 ft. [152.1 m]
Roadway width between curbs:129.9 ft. [39.6 m]
Deck width edge-to-edge:136.2 ft. [41.5 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1962
Year reconstructed:2003
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: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:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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
November 201584.0Not deficientVery GoodExcellentVery Good170290
November 201484.0Not deficientVery GoodExcellentVery Good170290
September 201381.0Functionally obsoleteVery GoodExcellentVery Good170290
November 201281.0Functionally obsoleteVery GoodExcellentExcellent170290
October 201181.0Not deficientExcellentExcellentExcellent170290
June 201081.0Not deficientExcellentExcellentExcellent153800
August 200981.0Not deficientExcellentExcellentExcellent153800
November 200881.0Not deficientExcellentExcellentExcellent153800
November 200781.0Not deficientExcellentExcellentExcellent153800
March 200691.7Not deficientExcellentExcellentExcellent55650
December 200491.7Not deficientExcellentExcellentExcellent55650
July 200361.1Not deficientFairSatisfactoryPoor55310
December 199956.9Structurally deficientFairSatisfactoryPoor45440
November 199856.9Structurally deficientFairSatisfactoryPoor45440
October 199654.5Structurally deficientFairSatisfactoryPoor48000
January 199656.0Structurally deficientFairSatisfactoryPoor48000
December 199415.0Structurally deficientSeriousFairCritical48000
September 199315.0Structurally deficientSeriousFairCritical48000
September 199232.8Structurally deficientSeriousFairSerious48000
September 199134.8Structurally deficientSeriousFairSerious48000