I-240 over BLACK BAYOU


+35.08086, -89.93856
35°04'51" N, 89°56'19" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-240 over BLACK BAYOU
Structure number:79I02400097
Location:0.4 MI. W OF SR-176
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:66.9 ft. [20.4 m]
Total length:204.1 ft. [62.2 m]
Roadway width between curbs:177.8 ft. [54.2 m]
Deck width edge-to-edge:179.8 ft. [54.8 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1960
Year reconstructed:2003
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 continuous [6]
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: January 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:144,020 [as of 2015]
Truck traffic:7% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:85.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2017FairSatisfactorySatisfactoryGood14402085.0
February 2015FairSatisfactorySatisfactoryGood13917085.0
February 2013GoodGoodGoodGood14065085.0
March 2011GoodGoodGoodGood14669085.0
April 2009GoodGoodGoodGood14438085.0
July 2007GoodGoodGoodGood15078085.0
August 2005GoodGoodGoodGood15445085.0
December 2003GoodGoodGoodGood15259085.0
September 2001GoodGoodGoodGood14861083.0
February 2000GoodGoodGoodGood13385083.0
January 1998GoodGoodGoodGood10821087.9
August 1995GoodGoodGoodGood11051089.7
August 1993GoodGoodGoodGood10100090.4
November 1991GoodGoodGoodGood8833084.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.8,4328,30812400
Reinforced Concrete Decksq. ft.47,87247,867500
Reinforced Concrete Columneach1211100
Reinforced Concrete Abutmentlinear ft.435435000
Steel Pileeach2121000
Steel Protective Coatingsq. ft.2121000
Reinforced Concrete Pier Caplinear ft.435433200
Elastomeric Bearingeach124124000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.544544000