I40 over I-40 E.B. / AYERS ST.


+35.14972, -90.02944
35°08'59" N, 90°01'46" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I40 over I-40 E.B. / AYERS ST.
Structure number:79I00400013
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:14.8 ft. [4.5 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: December 2016 

Status:Open, no restriction [A]
Average daily traffic:70,820 [as of 2015]
Truck traffic:27% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 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:Equal to present minimum criteria [6]
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:91.2

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
December 201691.2Not deficientGoodGoodSatisfactory70820
January 201591.2Not deficientGoodGoodGood70300
January 201390.7Not deficientGoodGoodGood80570
March 201191.1Not deficientGoodGoodGood72840
April 200991.3Not deficientGoodGoodGood69310
May 200787.1Functionally obsoleteGoodGoodGood68210
August 200587.1Functionally obsoleteGoodGoodGood68760
August 200387.0Functionally obsoleteGoodGoodGood70930
September 200193.4Not deficientGoodGoodGood66050
January 200075.6Not deficientGoodGoodGood71150
December 199778.6Not deficientGoodGoodGood61300
August 199594.5Not deficientGoodGoodGood58830
August 199394.8Not deficientGoodGoodGood55240
November 199190.2Not deficientSatisfactoryGoodGood46590