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NFA A823 over BRANCH - MAINT. BY STATE

Knox County, Tennessee

Map

Coordinates:
+35.97861, -83.97833
35°58'43" N, 83°58'42" W

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

Facts

Name:	NFA A823 over BRANCH - MAINT. BY STATE
Structure number:	470A8230001
Location:	MYRTLEWOOD DRIVE
Purpose:	Carries highway and pedestrian walkway over waterway
Route classification:	Local (Urban) `[19]`
Length of largest span:	7.9 ft. `[2.4 m]`
Total length:	26.9 ft. `[8.2 m]`
Owner:	State Highway Agency `[01]`
Year built:	1981
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
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 2016

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	730 `[as of 2017]`
Truck traffic:	2% of total traffic
Structural appraisal:	Better than present minimum criteria `[7]`
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]`
Operating rating:	98.0 tons `[89.1 metric tons]`
Inventory rating:	35.6 tons `[32.4 metric tons]`
Sufficiency rating:	99.7

Previous Inspections

Date	Suff. Rating	Condition	Culvert Condition	SD/FO	ADT
December 2016	99.7	Good	7 out of 10	-	730
February 2015	99.7	Good	7 out of 10	-	730
February 2013	99.7	Good	7 out of 10	-	730
February 2011	99.7	Good	7 out of 10	-	730
February 2009	99.7	Good	7 out of 10	-	730
November 2006	99.7	Good	7 out of 10	-	730
January 2005	99.7	Good	7 out of 10	-	730
November 2002	99.7	Good	7 out of 10	-	730
January 2001	99.8	Good	7 out of 10	-	500
December 1998	99.8	Good	7 out of 10	-	500
February 1997	99.8	Fair	6 out of 10	-	500
January 1995	99.8	Fair	6 out of 10	-	500
January 1993	99.8	Fair	6 out of 10	-	500
May 1990	99.8	Fair	6 out of 10	-	500

© Copyright 2012-18, 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/1505250