I0110 over I-110 OVER US 61B & LA 7


+30.45297, -91.18080
30°27'11" N, 91°10'51" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I0110 over I-110 OVER US 61B & LA 7
Structure number:611704509200262
Location:JCT of I-110 & LA 73
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:89.9 ft. [27.4 m]
Total length:3836.1 ft. [1169.2 m]
Roadway width between curbs:47.9 ft. [14.6 m]
Deck width edge-to-edge:60.0 ft. [18.3 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1963
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:72
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: November 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:52,980 [as of 2015]
Truck traffic:7% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 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:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:55.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$17,952,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2016FairFairSatisfactorySatisfactory5298055.0
November 2015FairFairSatisfactorySatisfactory5298053.0
November 2013FairFairSatisfactorySatisfactory5256053.0
November 2012FairFairGoodFair5142042.0
October 2010FairSatisfactoryVery GoodSatisfactory5532054.0
October 2008FairSatisfactoryVery GoodSatisfactory5154054.0
September 2006GoodGoodVery GoodGood4644056.0
September 2004GoodGoodVery GoodGood4776056.0
September 2002GoodGoodVery GoodGood4170056.0
August 2000GoodGoodVery GoodGood3786356.0
August 1998GoodGoodVery GoodGood3795457.0
August 1996GoodGoodVery GoodGood3558045.9
August 1994GoodGoodVery GoodGood4690145.9
August 1992GoodGoodVery GoodGood4877545.9
August 1990GoodGoodVery GoodGood4877545.9

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Steel Girder/Beamlinear ft.41,92041,82050500
Steel Protective Coatingsq. ft.1,251,01501,251,01500
Reinforced Concrete Decksq. ft.236,6220209,31527,3070
Steel Floor Beamlinear ft.6057030
Steel Protective Coatingsq. ft.635632003
Reinforced Concrete Columneach36330310500
Reinforced Concrete Abutmentlinear ft.1841440400
Reinforced Concrete Pier Caplinear ft.4,3794,3080710
Assembly without Seal Jointlinear ft.4,0083,60840000
Elastomeric Bearingeach138137100
Movable Bearingeach692069020
Steel Protective Coatingsq. ft.19,073019,07300
Fixed Bearingeach692069200
Steel Protective Coatingsq. ft.19,679019,67900
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.7,7745,83001,9440