I0010 over I-10 OVER LA 30 & CITY S


+30.43908, -91.19040
30°26'21" N, 91°11'25" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I0010 over I-10 OVER LA 30 & CITY S
Structure number:611704501000001
Location:0.5 M SW of I-110&LA 73
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:129.9 ft. [39.6 m]
Total length:2681.2 ft. [817.2 m]
Roadway width between curbs:81.7 ft. [24.9 m]
Deck width edge-to-edge:83.0 ft. [25.3 m]
Vertical clearance below bridge:26.2 ft. [8.0 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:5
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: February 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:107,800 [as of 2015]
Truck traffic:21% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 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]
Sufficiency rating:78.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2017FairGoodGoodSatisfactory10780078.0
February 2015FairGoodGoodSatisfactory10780077.0
February 2013FairGoodGoodSatisfactory9470076.7
February 2011FairGoodGoodSatisfactory10290076.7
October 2008GoodGoodVery GoodGood9600076.7
September 2006GoodGoodVery GoodVery Good7940073.7
September 2004GoodGoodVery GoodVery Good8100073.7
September 2002GoodGoodVery GoodVery Good8090074.0
August 2000GoodGoodVery GoodVery Good7278474.0
August 1998GoodGoodVery GoodVery Good6795574.0
August 1996GoodGoodVery GoodVery Good8356674.0
August 1994GoodGoodVery GoodVery Good7337474.0
August 1992GoodGoodVery GoodVery Good7004974.0
August 1990GoodGoodVery GoodVery Good7004974.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Steel Girder/Beamlinear ft.35,07235,072000
Steel Protective Coatingsq. ft.292,2670292,26700
Steel Stringerlinear ft.9,6769,676000
Steel Protective Coatingsq. ft.51,605051,60500
Reinforced Concrete Decksq. ft.258,101258,0061940
Steel Floor Beamlinear ft.3,0843,078060
Steel Protective Coatingsq. ft.35,466035,46600
Reinforced Concrete Columneach201188760
Reinforced Concrete Pier Caplinear ft.3,6723,658590
Assembly without Seal Jointlinear ft.3,5720533,5190
Movable Bearingeach5295100190
Steel Protective Coatingsq. ft.7,67107,67100
Fixed Bearingeach529529000
Steel Protective Coatingsq. ft.15,341015,34100
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.10,88010,880000