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CITYST over I 10

Map 

Coordinates:
+29.99744, -90.15889
29°59'51" N, 90°09'32" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:CITYST over I 10
Structure number:022604501507441
Location:5.4 MI EAST OF LA 49
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:80.1 ft. [24.4 m]
Total length:1299.9 ft. [396.2 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:38.4 ft. [11.7 m]
Vertical clearance below bridge:17.1 ft. [5.2 m]
Owner:State Highway Agency [01]
Year built:1966
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:18
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: January 2015 

Status:Open, no restriction [A]
Average daily traffic:30,030 [as of 2014]
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:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:62.4 tons [56.7 metric tons]
Inventory rating:37.6 tons [34.2 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:75.3
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$5,070,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
January 201575.3Functionally obsoleteSatisfactorySatisfactoryGood30030
February 201375.2Functionally obsoleteSatisfactorySatisfactoryGood30270
February 201173.7Functionally obsoleteSatisfactorySatisfactoryGood42780
January 200973.7Functionally obsoleteSatisfactorySatisfactoryGood42780
November 200674.1Functionally obsoleteSatisfactorySatisfactoryGood39210
May 200561.0Functionally obsoleteFairFairSatisfactory39180
April 200460.7Functionally obsoleteFairFairSatisfactory41250
April 200057.0Functionally obsoleteFairFairSatisfactory42490
February 199856.1Functionally obsoleteFairFairSatisfactory41453
June 199570.4Functionally obsoleteSatisfactoryGoodSatisfactory43386
April 199371.4Functionally obsoleteGoodSatisfactorySatisfactory42607
February 199170.4Functionally obsoleteFairSatisfactorySatisfactory42607