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I 55 over MCDOWELL ROAD

Map

Coordinates:
+32.26800, -90.21009
32°16'05" N, 90°12'36" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 55 over MCDOWELL ROAD
Structure number:110005502509070
Location:0.6 MI S JCT I55S I20W
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:100.1 ft. [30.5 m]
Total length:220.2 ft. [67.1 m]
Roadway width between curbs:114.5 ft. [34.9 m]
Deck width edge-to-edge:117.8 ft. [35.9 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1969
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 Cast-in-Place [1]

Latest Available Inspection: June 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:47,000 [as of 2014]
Truck traffic:25% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:79.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2016FairFairGoodFair4700079.9
June 2014FairFairGoodFair7500080.9
June 2012FairFairGoodFair7500080.9
June 2010FairFairGoodGood7500092.4
May 2008FairFairGoodGood7500091.4
September 2006FairFairGoodGood6400094.0
October 2004GoodGoodGoodGood6200095.1
August 2002GoodGoodGoodGood5900095.2
October 2000GoodGoodGoodGood2600096.8
August 1998GoodGoodGoodGood2600096.8
April 1997GoodGoodGoodGood2600098.0
January 1995GoodGoodGoodGood4441098.0
June 1991GoodGoodGoodGood4038098.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.3,5203,520000
Steel Protective Coatingsq. ft.45,820045,82000
Deck
Reinforced Concrete Decksq. ft.25,9285,280020,6480
Substructure
Reinforced Concrete Columneach1212000
Reinforced Concrete Abutmentlinear ft.1541250290
Reinforced Concrete Pier Caplinear ft.120120000
Joints
Pourable Jointlinear ft.115000115
Assembly without Seal Jointlinear ft.115000115
Bearings
Movable Bearingeach64323200
Steel Protective Coatingsq. ft.3203200
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.660660000