CITYST over I-110


+30.45482, -91.18090
30°27'17" N, 91°10'51" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CITYST over I-110
Structure number:611704509201031
Location:1.1 M N of I-10&I-110
Purpose:Carries highway over highway
Route classification:Local (Urban) [19]
Length of largest span:68.9 ft. [21.0 m]
Total length:173.9 ft. [53.0 m]
Roadway width between curbs:28.2 ft. [8.6 m]
Deck width edge-to-edge:40.4 ft. [12.3 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1961
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:3
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: December 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:44,150 [as of 2015]
Deck condition:Satisfactory [6 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:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:57.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$795,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2018FairSatisfactoryGoodSatisfactory4415057.0
December 2016FairSatisfactoryGoodSatisfactory4415057.0
December 2014FairSatisfactoryGoodSatisfactory4195057.0
December 2012FairSatisfactoryGoodSatisfactory3980057.0
December 2010GoodGoodGoodGood5465057.0
December 2008GoodGoodGoodGood4875057.0
December 2006FairGoodGoodSatisfactory3925079.0
December 2004FairGoodGoodSatisfactory3525079.0
December 2002FairGoodGoodSatisfactory3500079.0
December 2000FairGoodGoodSatisfactory3109777.0
December 1998FairGoodGoodSatisfactory3015277.0
December 1996FairVery GoodGoodSatisfactory2737779.0
December 1994FairVery GoodGoodSatisfactory3424379.0
December 1992FairVery GoodGoodSatisfactory3672879.0
December 1990FairVery GoodGoodSatisfactory3672879.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.885885000
Steel Protective Coatingsq. ft.6,45306,45300
Reinforced Concrete Girder/Beamlinear ft.354349050
Reinforced Concrete Decksq. ft.4,95604,7392170
Reinforced Concrete Columneach86200
Reinforced Concrete Abutmentlinear ft.120800400
Reinforced Concrete Pier Caplinear ft.84741000
Assembly without Seal Jointlinear ft.56272810
Elastomeric Bearingeach1212000
Movable Bearingeach1514100
Steel Protective Coatingsq. ft.4003730027
Fixed Bearingeach1515000
Steel Protective Coatingsq. ft.134134000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.354354000