NFA G306 over EAST TOWNE RD. W. / I640


+36.03083, -83.87972
36°01'51" N, 83°52'47" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:NFA G306 over EAST TOWNE RD. W. / I640
Structure number:47I06400023
Location:1.8 M NW OF I640-I40 JCT
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Local (Urban) [19]
Length of largest span:118.1 ft. [36.0 m]
Total length:226.1 ft. [68.9 m]
Roadway width between curbs:48.9 ft. [14.9 m]
Deck width edge-to-edge:58.7 ft. [17.9 m]
Vertical clearance below bridge:17.1 ft. [5.2 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:2
Main spans material:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: April 2016 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:10,420 [as of 2017]
Truck traffic:6% 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:Equal to present minimum criteria [6]
Underclearances appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:48.5 tons [44.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:96.1

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201696.1FairSatisfactorySatisfactorySatisfactory-10420
May 201496.1FairSatisfactorySatisfactorySatisfactory-10420
May 201296.1GoodGoodGoodGood-10420
May 201096.1GoodGoodGoodGood-10420
March 200893.1GoodGoodGoodGood-10420
December 200693.1GoodGoodGoodGood-10420
December 200493.1GoodGoodGoodGood-10420
September 200293.1GoodGoodGoodGood-10420
October 200094.0GoodGoodGoodGood-7950
December 199888.8GoodGoodGoodGood-7950
September 199694.0GoodGoodGoodGood-7950
November 199494.0GoodGoodGoodGood-7950
August 199294.0GoodGoodGoodGood-7950
October 199094.0GoodGoodGoodGood-7950