+29.97216, -90.04553
29°58'20" N, 90°02'44" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:LA0039 over N O P B RR (ROBERTSON ST
Structure number:023600463101201
Location:.6 MI EAST OF LA 3021
Purpose:Carries highway over highway and railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:84.0 ft. [25.6 m]
Total length:1327.2 ft. [404.5 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:36.7 ft. [11.2 m]
Vertical clearance below bridge:11.2 ft. [3.4 m]
Owner:State Highway Agency [01]
Year built:1962
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:19
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: February 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:20,700 [as of 2015]
Truck traffic:3% 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: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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Operating rating:58.9 tons [53.5 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:77.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$5,175,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201777.0FairSatisfactorySatisfactoryGoodFO20700
February 201577.0FairSatisfactorySatisfactoryGoodFO20700
February 201377.0FairSatisfactorySatisfactoryGoodFO18060
February 201177.0FairSatisfactorySatisfactoryGoodFO18300
February 200981.0FairSatisfactorySatisfactoryGoodFO22500
November 200681.0FairSatisfactorySatisfactoryGoodFO25680
February 2004100.0FairSatisfactorySatisfactoryGood-23100
September 200188.9FairSatisfactorySatisfactoryGood-17145
September 199686.9FairSatisfactorySatisfactoryGood-17145
September 199486.9FairSatisfactorySatisfactoryGood-16157
August 199286.9FairSatisfactorySatisfactoryGood-25471
May 199086.9FairSatisfactorySatisfactoryGood-25471