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


+30.44031, -91.21200
30°26'25" N, 91°12'43" 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 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:72,300 [as of 2016]
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:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:83.4

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairSatisfactorySatisfactoryGood7230083.4
October 2015FairSatisfactorySatisfactoryGood6650083.9
November 2013FairSatisfactorySatisfactoryGood6540084.0
January 2012FairSatisfactorySatisfactoryGood5900084.7
January 2010FairSatisfactorySatisfactoryVery Good6220084.3
January 2008FairSatisfactoryGoodVery Good5910083.7
January 2006FairSatisfactoryVery GoodVery Good5320084.3
January 2004FairSatisfactoryVery GoodVery Good5070084.5
January 2002FairSatisfactoryVery GoodVery Good4760985.1
January 2000FairSatisfactoryVery GoodVery Good4760985.1
January 1998FairSatisfactoryVery GoodVery Good4235086.7
January 1996FairSatisfactoryVery GoodVery Good4305087.5
January 1994FairSatisfactoryVery GoodVery Good4224787.5
January 1992FairSatisfactoryVery GoodVery Good3743187.9

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Steel Girder/Beamlinear ft.2,9142,89201210
Steel Protective Coatingsq. ft.821,7480821,726022
Prestressed Concrete Girder/Beamlinear ft.6,7006,6762400
Steel Stringerlinear ft.18,42517,74106840
Steel Protective Coatingsq. ft.1,437,15001,436,4660684
Reinforced Concrete Decksq. ft.168,86609,962158,9040
Steel Floor Beamlinear ft.6,9546,945063
Steel Protective Coatingsq. ft.959,6520959,64363
Reinforced Concrete Columneach8480040
Reinforced Concrete Abutmentlinear ft.9790700
Reinforced Concrete Pier Caplinear ft.1,5991,51812690
Open Jointlinear ft.5805680012
Other Jointlinear ft.1,1181,118000
Elastomeric Bearingeach200200000
Movable Bearingeach100860140
Steel Protective Coatingsq. ft.1,25001,25000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.9,2289,222060