+32.97983, -87.79897
32°58'47" N, 87°47'56" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-20 over SIMMS CREEK
Structure number:008553
Old structure number:00000I593202420 (from 1992 edition)
Location:0.7 MI S OF KNOXVILLE
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:9.8 ft. [3.0 m]
Total length:53.2 ft. [16.2 m]
Owner:State Highway Agency [01]
Year built:1965
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:5
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: May 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:22,840 [as of 2013]
Truck traffic:39% of total traffic
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Culvert condition:Moderate to major deterioration or disintegration, extensive cracking and leaching or spalls on concrete or masonry walls and slabs. Minor settlement or misalignment. Noticeable scouring or erosion at curtain walls, wingwalls or pipes. Metal culverts have significant distortion and deflection in one section, significant corrosion or deep pitting. [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:59.0
Estimated cost of work:$4,354,000

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
May 2017Fair5 out of 102284059.0
May 2015Fair5 out of 102284059.0
May 2013Fair5 out of 102284059.0
May 2011Fair5 out of 102563049.2
April 2009Fair5 out of 102650049.2
April 2007Fair6 out of 102602059.2
April 2005Fair6 out of 102264059.2
April 2003Fair6 out of 102303059.2
April 2001Fair6 out of 102303059.2
April 1999Fair6 out of 102067059.2
April 1997Fair6 out of 101825059.2
May 1995Fair6 out of 101643058.9
July 1993Fair6 out of 101566056.9
August 1991Fair6 out of 101512069.8

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Culvertlinear ft.1,4941,0331043570