I40 over I-40 WB / AYERS ST.


+35.15000, -90.02972
35°08'60" N, 90°01'47" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I40 over I-40 WB / AYERS ST.
Structure number:79I00400014
Location:0.6 MI E OF US-51
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:65.9 ft. [20.1 m]
Total length:149.0 ft. [45.4 m]
Roadway width between curbs:60.0 ft. [18.3 m]
Deck width edge-to-edge:62.0 ft. [18.9 m]
Vertical clearance below bridge:14.1 ft. [4.3 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1966
Year reconstructed:1989
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Prestressed concrete [5]
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: January 2015 

Status:Open, no restriction [A]
Average daily traffic:70,300 [as of 2014]
Truck traffic:27% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Better than present minimum criteria [7]
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:54.5 tons [49.5 metric tons]
Inventory rating:32.7 tons [29.7 metric tons]
Sufficiency rating:89.1

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
January 201589.1Not deficientGoodSatisfactorySatisfactory70300
January 201388.6Not deficientGoodSatisfactorySatisfactory80570
March 201189.0Not deficientGoodSatisfactorySatisfactory72840
April 200989.2Not deficientGoodGoodSatisfactory69310
June 200788.1Functionally obsoleteGoodGoodSatisfactory68210
August 200587.1Functionally obsoleteGoodGoodSatisfactory68760
August 200387.0Functionally obsoleteGoodGoodSatisfactory70930
September 200190.4Not deficientGoodGoodGood66050
January 200075.6Not deficientGoodGoodGood71150
December 199777.6Not deficientGoodGoodGood61300
August 199593.6Not deficientGoodGoodGood58830
August 199393.9Not deficientGoodGoodGood55240
November 199188.2Not deficientSatisfactoryGoodGood46590