CITYST over I 610


+29.99535, -90.11599
29°59'43" N, 90°06'58" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CITYST over I 610
Structure number:023604503400491
Location:.5 MI EAST OF I-10
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Local (Urban) [19]
Length of largest span:69.9 ft. [21.3 m]
Total length:1035.2 ft. [315.5 m]
Roadway width between curbs:28.2 ft. [8.6 m]
Deck width edge-to-edge:33.5 ft. [10.2 m]
Vertical clearance below bridge:15.7 ft. [4.8 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:16
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: February 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:47,100 [as of 2015]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:55.4 tons [50.4 metric tons]
Inventory rating:36.6 tons [33.3 metric tons]
Sufficiency rating:80.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$4,047,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201680.0FairSatisfactoryGoodGoodFO47100
February 201480.0FairSatisfactoryGoodGoodFO29610
February 201280.0FairSatisfactoryGoodGoodFO21270
February 201080.0FairSatisfactorySatisfactoryGoodFO13890
February 200880.0FairSatisfactorySatisfactorySatisfactoryFO22530
February 200680.0FairSatisfactorySatisfactorySatisfactoryFO27180
December 200380.0FairSatisfactorySatisfactorySatisfactoryFO26460
September 200080.0FairSatisfactorySatisfactorySatisfactoryFO22532
May 199880.0GoodGoodGoodGoodFO22532
July 199573.9GoodGoodGoodGoodFO24372
June 199276.9FairSatisfactorySatisfactoryVery GoodFO25604
March 199076.9FairSatisfactorySatisfactoryVery GoodFO25604

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Steel Girder/Beamlinear ft.4,3334,333000
Reinforced Concrete Decksq. ft.23,460023,46000
Reinforced Concrete Pier Walllinear ft.4646000
Reinforced Concrete Abutmentlinear ft.9696000
Reinforced Concrete Pileeach3030000
Reinforced Concrete Pier Caplinear ft.570057000
Pourable Jointlinear ft.336033600
Assembly without Seal Jointlinear ft.5935385500
Movable Bearingeach180017550
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,0662,066000
Reinforced Concrete Slabsq. ft.8,15008,15000