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NFA D456 over SOUTH CHICKAMAUGA CREEK

Map 

Coordinates:
+35.08472, -85.22694
35°05'05" N, 85°13'37" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

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 2016 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:890 [as of 2016]
Truck traffic:2% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
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]
Operating rating:53.5 tons [48.6 metric tons]
Inventory rating:31.7 tons [28.8 metric tons]
Sufficiency rating:87.9

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201687.9FairVery GoodGoodSatisfactory-890
March 201486.9FairVery GoodGoodSatisfactory-890
March 201289.1FairVery GoodGoodSatisfactory-890
March 201090.1GoodVery GoodGoodGood-890
March 200890.1GoodVery GoodGoodGood-890
March 200690.1GoodVery GoodGoodGood-890
April 200490.1GoodVery GoodGoodGood-890
March 200297.5GoodVery GoodGoodGood-340
May 200097.5GoodVery GoodGoodGood-340
August 199897.5GoodVery GoodVery GoodGood-340
April 199836.0PoorSatisfactoryPoorFairSD400
April 199636.0PoorSatisfactoryPoorFairSD400
April 199449.1FairGoodFairSatisfactoryFO400
February 199249.0FairGoodFairSatisfactoryFO700
March 199049.0FairGoodFairSatisfactoryFO700