I40 over I-40 WB / AYERS ST.


+35.15011, -90.02972
35°09'00" 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:13.1 ft. [4.0 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 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:65,240 [as of 2017]
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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:90.4

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2018FairGoodSatisfactorySatisfactory6524090.4
December 2016FairGoodSatisfactorySatisfactory7082090.1
January 2015FairGoodSatisfactorySatisfactory7030089.1
January 2013FairGoodSatisfactorySatisfactory8057088.6
March 2011FairGoodSatisfactorySatisfactory7284089.0
April 2009FairGoodGoodSatisfactory6931089.2
June 2007FairGoodGoodSatisfactory6821088.1
August 2005FairGoodGoodSatisfactory6876087.1
August 2003FairGoodGoodSatisfactory7093087.0
September 2001GoodGoodGoodGood6605090.4
January 2000GoodGoodGoodGood7115075.6
December 1997GoodGoodGoodGood6130077.6
August 1995GoodGoodGoodGood5883093.6
August 1993GoodGoodGoodGood5524093.9
November 1991FairSatisfactoryGoodGood4659088.2

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.1,5611,557400
Reinforced Concrete Decksq. ft.8,7198,46925000
Reinforced Concrete Columneach88000
Reinforced Concrete Abutmentlinear ft.125125000
Reinforced Concrete Pier Caplinear ft.126124200
Elastomeric Bearingeach6868000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.27914013540