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NFA D456 over SOUTH CHICKAMAUGA CREEK

Map

Coordinates:
+35.08500, -85.22725
35°05'06" N, 85°13'38" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NFA D456 over SOUTH CHICKAMAUGA CREEK
Structure number:330D4560001
Location:IN CHATTANOOGA
Purpose:Carries highway over waterway
Route classification:Local (Urban) [19]
Length of largest span:89.9 ft. [27.4 m]
Total length:303.5 ft. [92.5 m]
Roadway width between curbs:27.6 ft. [8.4 m]
Deck width edge-to-edge:29.9 ft. [9.1 m]
Owner:City or Municipal Highway Agency [04]
Year built:1998
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:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Precast Panels [2]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: March 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:890 [as of 2018]
Truck traffic:2% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:75.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018FairVery GoodGoodFair89075.9
March 2016FairVery GoodGoodSatisfactory89087.9
March 2014FairVery GoodGoodSatisfactory89086.9
March 2012FairVery GoodGoodSatisfactory89089.1
March 2010GoodVery GoodGoodGood89090.1
March 2008GoodVery GoodGoodGood89090.1
March 2006GoodVery GoodGoodGood89090.1
April 2004GoodVery GoodGoodGood89090.1
March 2002GoodVery GoodGoodGood34097.5
May 2000GoodVery GoodGoodGood34097.5
August 1998GoodVery GoodVery GoodGood34097.5
April 1998PoorSatisfactoryPoorFair40036.0
April 1996PoorSatisfactoryPoorFair40036.0
April 1994FairGoodFairSatisfactory40049.1
February 1992FairGoodFairSatisfactory70049.0
March 1990FairGoodFairSatisfactory70049.0