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NFA A229 over COWAN BRANCH

Map

Coordinates:
+36.39552, -85.15960
36°23'44" N, 85°09'35" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NFA A229 over COWAN BRANCH
Structure number:670A2290001
Location:.2 MI EAST OF SR 52
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:15.1 ft. [4.6 m]
Total length:56.1 ft. [17.1 m]
Roadway width between curbs:22.6 ft. [6.9 m]
Deck width edge-to-edge:25.9 ft. [7.9 m]
Skew angle:30°
Owner:County Highway Agency [02]
Year built:1984
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: December 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:90 [as of 2019]
Truck traffic:2% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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: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:91.2

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
December 2018Good7 out of 109091.2
December 2016Good7 out of 109091.2
August 2015Good7 out of 109091.2
August 2013Good7 out of 109091.2
August 2011Good7 out of 109091.2
July 2009Good7 out of 109091.2
July 2007Good7 out of 109091.2
August 2005Good7 out of 109093.2
September 2003Good7 out of 109093.2
October 2001Good7 out of 109093.2
October 1999Good7 out of 109093.2
February 1998Good7 out of 105093.5
January 1996Good7 out of 105091.6
January 1994Good7 out of 105091.6
February 1992Good7 out of 105091.6