+35.01865, -85.17705
35°01'07" N, 85°10'37" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Structure number:33I00750071
Location:JCT I-75 & 4307
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:9.8 ft. [3.0 m]
Total length:45.9 ft. [14.0 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1960
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: July 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:109,980 [as of 2017]
Truck traffic:22% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Culvert condition:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:85.0

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
July 2018Good7 out of 1010998085.0
July 2016Good7 out of 1010262085.0
July 2014Good7 out of 109899085.0
July 2012Fair5 out of 109975073.0
July 2010Fair5 out of 109626074.0
July 2008Fair5 out of 109626074.0
July 2006Fair5 out of 1011333074.0
August 2004Fair5 out of 1010340074.0
August 2002Fair5 out of 1010196074.0
October 2000Fair5 out of 109938081.6
September 1998Fair5 out of 1010598081.3
August 1996Fair5 out of 1010616075.6
August 1994Fair5 out of 108568079.6
January 1993Good7 out of 107855092.1
December 1990Good7 out of 107855089.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Culvertlinear ft.771770100