Share:

NFA A499 over 21ST. STREET. / SR169

Map 

Coordinates:
+35.96333, -83.94556
35°57'48" N, 83°56'44" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

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 2014 

Status:Open, no restriction [A]
Average daily traffic:500 [as of 2015]
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. ratingEvaluationDeckSuper.Sub.ADT
November 201497.8Not deficientVery GoodVery GoodVery Good500
November 201297.8Not deficientVery GoodVery GoodVery Good500
November 201097.8Not deficientVery GoodVery GoodVery Good500
December 200897.8Not deficientVery GoodVery GoodVery Good500
October 200699.8Not deficientVery GoodVery GoodVery Good500
November 200499.8Not deficientVery GoodVery GoodVery Good500
February 200399.6Not deficientVery GoodVery GoodVery Good1000