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FORTIFICATION ST over I 55

Map 

Coordinates:
+32.31006, -90.16363
32°18'36" N, 90°09'49" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:FORTIFICATION ST over I 55
Structure number:51000550250957B
Location:2.6 MI N I 20
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
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: July 2014 

Status:Open, no restriction [A]
Average daily traffic:8,500 [as of 2012]
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]
Inventory rating:75.2 tons [68.4 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:61.3
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$3,476,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201461.3Functionally obsoleteFairFairVery Good8500
July 201261.3Functionally obsoleteFairFairVery Good8500
June 201061.3Functionally obsoleteFairVery GoodFair8500
June 200872.4Functionally obsoleteFairVery GoodVery Good9000
October 200672.4Functionally obsoleteFairVery GoodVery Good9000
October 200473.5Functionally obsoleteGoodVery GoodVery Good8000
August 200273.5Functionally obsoleteGoodVery GoodVery Good8000
October 200073.5Functionally obsoleteGoodVery GoodVery Good8000
20000.0Not applicable---40500
August 199873.5Functionally obsoleteGoodVery GoodVery Good8000
December 199674.0Functionally obsoleteGoodVery GoodVery Good8000
January 199574.0Functionally obsoleteGoodVery GoodVery Good7230
March 199374.0Functionally obsoleteGoodVery GoodVery Good6580
June 199174.0Functionally obsoleteGoodVery GoodVery Good5980