I640 RL over I640-RL / WASHINGTON PK.


+36.03194, -83.88667
36°01'55" N, 83°53'12" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I640 RL over I640-RL / WASHINGTON PK.
Structure number:47I06400021
Location:E. OF SR 33
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:111.9 ft. [34.1 m]
Total length:224.1 ft. [68.3 m]
Roadway width between curbs:58.4 ft. [17.8 m]
Deck width edge-to-edge:62.0 ft. [18.9 m]
Vertical clearance below bridge:17.4 ft. [5.3 m]
Skew angle:43°
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:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: May 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:52,520 [as of 2015]
Truck traffic:14% 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:Better than present minimum criteria [7]
Underclearances appraisal:Superior to present desirable criteria [9]
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:93.1

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201693.1GoodGoodGoodGood-52520
May 201493.1GoodVery GoodVery GoodGood-51910
May 201293.1GoodExcellentVery GoodVery Good-52340
May 201093.8GoodExcellentVery GoodVery Good-45280
April 200893.6GoodExcellentVery GoodVery Good-47230
December 200694.4GoodGoodGoodGood-37960
December 200494.6GoodGoodGoodGood-36230
September 200294.9GoodGoodGoodGood-33350
September 200095.3GoodGoodGoodGood-28880
December 199894.8GoodGoodGoodGood-33670
September 199693.8GoodGoodGoodGood-45290
November 199494.6GoodGoodGoodGood-45200
August 199295.8GoodGoodGoodGood-29100
October 199095.8GoodGoodGoodGood-29100