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FORTIFICATION ST over I 55

Map

Coordinates:
+32.31015, -90.16396
32°18'37" N, 90°09'50" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:FORTIFICATION ST over I 55
Structure number:51000550250957B
Location:2.6 MI N I 20
Purpose:Carries highway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:90.9 ft. [27.7 m]
Total length:339.9 ft. [103.6 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:32.8 ft. [10.0 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Owner:State Highway Agency [01]
Year built:1967
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:4
Main spans material:Concrete continuous [2]
Main spans design:Box Beam or girders - Single or Spread [06]
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:8,500 [as of 2014]
Truck traffic:1% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:60.7
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$999,999,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2016FairFairFairVery Good850060.7
July 2014FairFairFairVery Good850061.3
July 2012FairFairFairVery Good850061.3
June 2010FairFairVery GoodFair850061.3
June 2008FairFairVery GoodVery Good900072.4
October 2006FairFairVery GoodVery Good900072.4
October 2004GoodGoodVery GoodVery Good800073.5
August 2002GoodGoodVery GoodVery Good800073.5
October 2000GoodGoodVery GoodVery Good800073.5
August 1998GoodGoodVery GoodVery Good800073.5
December 1996GoodGoodVery GoodVery Good800074.0
January 1995GoodGoodVery GoodVery Good723074.0
March 1993GoodGoodVery GoodVery Good658074.0
June 1991GoodGoodVery GoodVery Good598074.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Closed Web/Box Girderlinear ft.340335500
Deck
Reinforced Concrete Top Flangesq. ft.11,15211,152000
Substructure
Reinforced Concrete Columneach33000
Reinforced Concrete Abutmentlinear ft.118117100
Joints
Assembly without Seal Jointlinear ft.5656000
Bearings
Movable Bearingeach1000100
Steel Protective Coatingsq. ft.1000010
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.680680000
Reinforced Concrete Bridge Raillinear ft.680680000