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NFA E474 over I75

Map

Coordinates:
+35.05547, -85.13817
35°03'20" N, 85°08'17" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NFA E474 over I75
Structure number:33I00750055
Location:0.5 MI S OF SR-2 JCT.
Purpose:Carries highway over highway
Route classification:Local (Urban) [19]
Length of largest span:119.1 ft. [36.3 m]
Total length:326.1 ft. [99.4 m]
Roadway width between curbs:31.5 ft. [9.6 m]
Deck width edge-to-edge:33.5 ft. [10.2 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:31°
Owner:State Highway Agency [01]
Year built:2004
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:4
Main spans material:Prestressed concrete continuous [6]
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: July 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:5,990 [as of 2017]
Truck traffic:2% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:90.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2016GoodGoodGoodVery Good599090.6
July 2014GoodGoodGoodVery Good599090.6
July 2012GoodGoodGoodVery Good599090.6
July 2010GoodGoodGoodVery Good599090.6
July 2008GoodGoodGoodVery Good599090.6
July 2006GoodGoodGoodVery Good599090.6
August 2004GoodGoodGoodVery Good599090.6
August 2002FairSatisfactoryFairSatisfactory599063.5
October 2000FairSatisfactoryFairSatisfactory599061.5
September 1998FairSatisfactoryFairSatisfactory599063.5
September 1996FairSatisfactoryFairSatisfactory200074.5
February 1995FairSatisfactoryFairSatisfactory200074.5
November 1992Fair-SatisfactoryGood200083.6
January 1991Fair-SatisfactoryGood200083.6