SR20 over Juniper Creek


+30.42600, -85.29517
30°25'34" N, 85°17'43" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SR20 over Juniper Creek
Structure number:470013
Location:6.0 mi. W of Clarksville
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:9.8 ft. [3.0 m]
Total length:43.0 ft. [13.1 m]
Owner:State Highway Agency [01]
Year built:1955
Year reconstructed:1997
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:4
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: March 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:4,600 [as of 2017]
Truck traffic:16% 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 desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
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:75.3

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
March 2018Fair5 out of 10460075.3
April 2016Fair5 out of 10420076.5
May 2014Fair5 out of 10370078.0
June 2012Fair5 out of 10360078.3
July 2010Fair5 out of 10460075.3
August 2008Fair5 out of 10410076.8
September 2006Fair5 out of 10370078.0
October 2004Fair5 out of 10390077.4
November 2002Fair5 out of 10390077.4
January 2001Fair5 out of 10390077.4
March 1999Fair5 out of 10320077.5
May 1997Fair5 out of 10320073.5
June 1995Fair5 out of 10350073.5
July 1993Fair5 out of 10345073.5
April 1992Fair5 out of 10345073.5
June 1990Fair6 out of 10332784.5

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Culvertlinear ft.2430231120