NFA A823 over MYRTLEWOOD RD. / I75


+35.97861, -83.97889
35°58'43" N, 83°58'44" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NFA A823 over MYRTLEWOOD RD. / I75
Structure number:47I00750015
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Local (Urban) [19]
Length of largest span:169.6 ft. [51.7 m]
Total length:310.4 ft. [94.6 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:40.4 ft. [12.3 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Skew angle:36°
Owner:State Highway Agency [01]
Year built:1981
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:2
Main spans material:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: January 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:730 [as of 2017]
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:Equal to present minimum criteria [6]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:48.5 tons [44.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:96.7

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201796.7GoodGoodGoodGood-730
January 201596.7GoodGoodGoodGood-730
January 201396.7GoodGoodGoodGood-730
January 201196.7FairSatisfactorySatisfactorySatisfactory-730
February 200996.7FairSatisfactorySatisfactorySatisfactory-730
December 200698.7FairSatisfactorySatisfactorySatisfactory-730
December 200498.7FairSatisfactorySatisfactorySatisfactory-730
March 200398.7FairSatisfactorySatisfactorySatisfactory-730
February 200195.8FairGoodGoodSatisfactory-500
December 199897.8FairGoodGoodSatisfactory-500
February 199797.8FairGoodGoodSatisfactory-500
January 199597.8FairGoodGoodSatisfactory-500
January 199397.8GoodGoodGoodGood-500
November 199097.8GoodGoodGoodGood-500