I640 LL over I640-WB / SOU RR-NORA LN


+36.02111, -83.91472
36°01'16" N, 83°54'53" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I640 LL over I640-WB / SOU RR-NORA LN
Structure number:47I06400020
Location:N.E. OF SR 33 EXCHANGE
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:200.1 ft. [61.0 m]
Total length:730.0 ft. [222.5 m]
Roadway width between curbs:59.1 ft. [18.0 m]
Deck width edge-to-edge:62.0 ft. [18.9 m]
Vertical clearance below bridge:24.9 ft. [7.6 m]
Owner:State Highway Agency [01]
Year built:1981
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
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:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: May 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:55,910 [as of 2015]
Truck traffic:14% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Better than present minimum criteria [7]
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:98.0 tons [89.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:76.6

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201676.6FairSatisfactoryFairSatisfactoryFO55910
May 201476.5FairSatisfactoryFairSatisfactoryFO57050
May 201288.4FairGoodSatisfactoryGoodFO56860
May 201089.0FairVery GoodSatisfactoryGoodFO50800
March 200888.8FairVery GoodSatisfactoryGoodFO52880
December 200692.5FairVery GoodSatisfactoryGood-58980
December 200492.7FairVery GoodSatisfactoryGood-56850
September 200293.1FairSatisfactorySatisfactoryGood-52100
September 200093.8FairSatisfactorySatisfactoryGood-44350
December 199892.9FairSatisfactorySatisfactoryGood-54880
September 199693.8FairSatisfactorySatisfactoryGood-45290
November 199494.6FairSatisfactorySatisfactoryGood-45200
August 199295.8FairSatisfactorySatisfactoryGood-29100
October 199095.8FairSatisfactorySatisfactoryGood-29100