NFA A499 over 21ST. STREET. / SR169


+35.96333, -83.94556
35°57'48" N, 83°56'44" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NFA A499 over 21ST. STREET. / SR169
Structure number:47SR1690007
Location:JUST S OF SR62
Purpose:Carries highway over highway
Route classification:Local (Urban) [19]
Length of largest span:150.9 ft. [46.0 m]
Total length:284.1 ft. [86.6 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:32.2 ft. [9.8 m]
Vertical clearance below bridge:19.7 ft. [6.0 m]
Skew angle:44°
Owner:State Highway Agency [01]
Year built:2000
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: November 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:500 [as of 2017]
Truck traffic:2% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:62.4 tons [56.7 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:97.8

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201697.8GoodVery GoodVery GoodVery Good-500
November 201497.8GoodVery GoodVery GoodVery Good-500
November 201297.8GoodVery GoodVery GoodVery Good-500
November 201097.8GoodVery GoodVery GoodVery Good-500
December 200897.8GoodVery GoodVery GoodVery Good-500
October 200699.8GoodVery GoodVery GoodVery Good-500
November 200499.8GoodVery GoodVery GoodVery Good-500
February 200399.6GoodVery GoodVery GoodVery Good-1000