NFA A398 over N. WINSTON RD. / I40


+35.92750, -84.04528
35°55'39" N, 84°02'43" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NFA A398 over N. WINSTON RD. / I40
Structure number:47I00400019
Location:1 M SE OF SR1
Purpose:Carries highway over highway
Route classification:Local (Urban) [19]
Length of largest span:154.5 ft. [47.1 m]
Total length:290.0 ft. [88.4 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:40.0 ft. [12.2 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Owner:State Highway Agency [01]
Year built:2004
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: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: October 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:5,080 [as of 2017]
Truck traffic:2% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:75.2 tons [68.4 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:79.6
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$4,231,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201679.6GoodVery GoodVery GoodVery Good-5080
November 201479.6GoodVery GoodVery GoodVery Good-5080
November 201279.6GoodVery GoodVery GoodVery Good-5080
November 201079.6GoodVery GoodVery GoodVery Good-5080
December 200879.6GoodVery GoodVery GoodVery Good-5080
October 200680.6GoodExcellentExcellentExcellent-5080
November 200479.6GoodExcellentExcellentExcellent-5080
October 200273.5FairSatisfactoryGoodGoodFO5080
October 200083.3FairSatisfactoryGoodGoodFO1000
October 199885.3FairSatisfactoryGoodGoodFO1000
October 199679.9FairSatisfactoryGoodGoodFO1800
November 199480.5GoodGoodGoodGoodFO1800
October 199280.5GoodGoodGoodGoodFO1800
October 199080.5GoodGoodGoodGoodFO1800