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I75 RL over I40 EB RP TO I75 /P'MILL

Map

Coordinates:
+35.95750, -83.97167
35°57'27" N, 83°58'18" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:I75 RL over I40 EB RP TO I75 /P'MILL
Structure number:47I00750005
Location:AT I40 & I75 JCT
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:160.1 ft. [48.8 m]
Total length:284.1 ft. [86.6 m]
Roadway width between curbs:42.0 ft. [12.8 m]
Deck width edge-to-edge:44.0 ft. [13.4 m]
Vertical clearance above deck:16.7 ft. [5.1 m]
Vertical clearance below bridge:16.7 ft. [5.1 m]
Owner:State Highway Agency [01]
Year built:1981
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Precast Panels [2]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: January 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:77,840 [as of 2015]
Truck traffic:12% 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:98.0 tons [89.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:85.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201785.0GoodGoodGoodGood-77840
January 201585.0GoodGoodGoodGood-75620
January 201385.0GoodGoodGoodGood-73550
January 201185.0GoodGoodGoodGood-70590
April 200884.0GoodGoodGoodGood-63820
December 200685.0GoodGoodGoodGood-71480
December 200485.0GoodGoodGoodGood-74310
March 200384.0FairFairGoodSatisfactory-82880
February 200185.0FairSatisfactoryGoodSatisfactory-69400
December 199885.0FairSatisfactoryGoodSatisfactory-71490
January 199785.0FairSatisfactoryGoodSatisfactory-69030
January 199585.0FairSatisfactoryGoodSatisfactory-51450
December 199285.0FairSatisfactoryGoodSatisfactory-48590
October 199085.0FairSatisfactoryGoodSatisfactory-48590