I640 RL over I640-EB / SOU RR-NORA LN


+36.02083, -83.91556
36°01'15" N, 83°54'56" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I640 RL over I640-EB / SOU RR-NORA LN
Structure number:47I06400019
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:22.0 ft. [6.7 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 2014 

Status:Open, no restriction [A]
Average daily traffic:57,050 [as of 2014]
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:Superior to present desirable criteria [9]
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:80.9

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201480.9Not deficientSatisfactoryFairSatisfactory57050
May 201292.7Not deficientSatisfactorySatisfactoryGood56860
May 201093.2Not deficientVery GoodSatisfactoryGood50800
March 200893.0Not deficientVery GoodSatisfactoryGood52880
December 200692.5Not deficientVery GoodSatisfactoryGood58980
August 200492.7Not deficientVery GoodSatisfactoryGood56850
September 200293.1Not deficientSatisfactorySatisfactoryGood52100
September 200093.8Not deficientSatisfactorySatisfactoryGood44350
December 199892.9Not deficientSatisfactorySatisfactoryGood54880
September 199693.8Not deficientSatisfactorySatisfactoryGood45290
November 199494.6Not deficientSatisfactorySatisfactoryGood45200
August 199295.8Not deficientSatisfactorySatisfactoryGood29100
October 199095.8Not deficientSatisfactorySatisfactoryGood29100