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NFA A277 over ROCK CREEK

Unicoi County, Tennessee

Map

Coordinates:
+36.13965, -82.36058
36°08'23" N, 82°21'38" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.

Name:	NFA A277 over ROCK CREEK
Structure number:	860A2770001
Location:	N OFF SR395
Purpose:	Carries highway over waterway
Route classification:	Local (Rural) `[09]`
Length of largest span:	10.5 ft. `[3.2 m]`
Total length:	29.9 ft. `[9.1 m]`
Roadway width between curbs:	22.0 ft. `[6.7 m]`
Deck width edge-to-edge:	27.6 ft. `[8.4 m]`
Skew angle:	45°
Owner:	County Highway Agency `[02]`
Year built:	1992
Historic significance:	Historical significance is not determinable at this time `[4]`
Design load:	MS 18 / HS 20 `[5]`
Number of main spans:	2
Main spans material:	Concrete continuous `[2]`
Main spans design:	Culvert `[19]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) `[1]`

Latest Available Inspection: July 2018

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	90 `[as of 2019]`
Truck traffic:	6% 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 desirable criteria `[8]`
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:	92.2

Previous Inspections

Date	Condition	Culvert Condition	ADT	Suff. Rating
July 2018	Good	7 out of 10	90	92.2
July 2016	Good	7 out of 10	90	93.2
July 2014	Good	7 out of 10	90	93.2
August 2012	Good	7 out of 10	90	93.2
August 2010	Good	7 out of 10	90	93.2
August 2008	Good	7 out of 10	90	93.2
August 2006	Good	7 out of 10	90	93.2
October 2004	Good	8 out of 10	90	93.2
September 2002	Good	8 out of 10	90	93.2
August 2000	Good	8 out of 10	90	93.2
October 1998	Good	8 out of 10	90	93.2
November 1996	Good	8 out of 10	20	92.8
November 1994	Good	8 out of 10	20	92.8
September 1992	Good	8 out of 10	20	92.8
October 1990	Poor	N out of 10	20	10.7

© Copyright 2012-20, James Baughn
Disclaimer: All data is taken from the National Bridge Inventory and has not been verified.
This page's URL is http://bridgereports.com/1514242