I0010 over I-10 OVER LA 1 & M.P. RR


+30.44026, -91.21022
30°26'25" N, 91°12'37" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I0010 over I-10 OVER LA 1 & M.P. RR
Structure number:616104500812101
Purpose:Carries highway overpass over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:410.1 ft. [125.0 m]
Total length:2486.0 ft. [757.7 m]
Roadway width between curbs:57.4 ft. [17.5 m]
Deck width edge-to-edge:68.9 ft. [21.0 m]
Vertical clearance below bridge:23.0 ft. [7.0 m]
Owner:State Highway Agency [01]
Year built:1968
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:24
Main spans material:Steel [3]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: October 2015 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:66,500 [as of 2015]
Truck traffic:21% 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:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:60.4 tons [54.9 metric tons]
Inventory rating:34.7 tons [31.5 metric tons]
Sufficiency rating:83.9

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201583.9FairSatisfactorySatisfactoryGood-66500
November 201384.0FairSatisfactorySatisfactoryGood-65400
January 201284.7FairSatisfactorySatisfactoryGood-59000
January 201084.3FairSatisfactorySatisfactoryVery Good-62200
January 200883.7FairSatisfactoryGoodVery Good-59100
January 200684.3FairSatisfactoryVery GoodVery Good-53200
January 200484.5FairSatisfactoryVery GoodVery Good-50700
January 200285.1FairSatisfactoryVery GoodVery Good-47609
January 200085.1FairSatisfactoryVery GoodVery Good-47609
January 199886.7FairSatisfactoryVery GoodVery Good-42350
January 199687.5FairSatisfactoryVery GoodVery Good-43050
January 199487.5FairSatisfactoryVery GoodVery Good-42247
January 199287.9FairSatisfactoryVery GoodVery Good-37431