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: November 2014 

Status:Open, no restriction [A]
Average daily traffic:5,080 [as of 2015]
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. ratingEvaluationDeckSuper.Sub.ADT
November 201479.6Not deficientVery GoodVery GoodVery Good5080
November 201279.6Not deficientVery GoodVery GoodVery Good5080
November 201079.6Not deficientVery GoodVery GoodVery Good5080
December 200879.6Not deficientVery GoodVery GoodVery Good5080
October 200680.6Not deficientExcellentExcellentExcellent5080
November 200479.6Not deficientExcellentExcellentExcellent5080
October 200273.5Functionally obsoleteSatisfactoryGoodGood5080
October 200083.3Functionally obsoleteSatisfactoryGoodGood1000
October 199885.3Functionally obsoleteSatisfactoryGoodGood1000
October 199679.9Functionally obsoleteSatisfactoryGoodGood1800
November 199480.5Functionally obsoleteGoodGoodGood1800
October 199280.5Functionally obsoleteGoodGoodGood1800
October 199080.5Functionally obsoleteGoodGoodGood1800