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NFA E383 over MACKEY BRANCH

Map 

Coordinates:
+35.00361, -85.17000
35°00'13" N, 85°10'12" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:NFA E383 over MACKEY BRANCH
Structure number:330E3830001
Location:.8 MI EAST OF I75
Purpose:Carries highway over waterway
Route classification:Local (Urban) [19]
Length of largest span:52.5 ft. [16.0 m]
Total length:54.5 ft. [16.6 m]
Roadway width between curbs:30.2 ft. [9.2 m]
Deck width edge-to-edge:30.2 ft. [9.2 m]
Owner:City or Municipal Highway Agency [04]
Year built:1981
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Main span material:Prestressed concrete [5]
Main span design:Box beam or girders - Multiple [05]
Deck type:Other [9]
Wearing surface:Bituminous [6]

Latest Available Inspection: March 2016 

Status:Open, no restriction [A]
Average daily traffic:1,750 [as of 2016]
Truck traffic:2% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 with "unknown" foundation that has not been evaluated for scour. [U]
Operating rating:48.5 tons [44.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:93.8

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
March 201693.8Not deficientGoodGoodGood1750
March 201493.8Not deficientGoodSatisfactoryGood1750
March 201290.8Not deficientGoodSatisfactoryGood1750
March 201091.8Not deficientGoodSatisfactoryGood1750
March 200891.8Not deficientGoodSatisfactoryGood1750
March 200691.8Not deficientGoodSatisfactoryGood1750
March 200491.8Not deficientGoodSatisfactoryGood1750
February 200290.9Not deficientGoodSatisfactoryGood1360
April 200090.9Not deficientGoodGoodGood1360
April 199890.9Not deficientGoodGoodGood1360
April 199695.9Not deficientGoodGoodGood270
March 199495.9Not deficientGoodGoodGood270
March 199294.9Not deficientGoodGoodGood270
February 199075.9Functionally obsoleteGoodGoodGood270