CITYST over I 10


+30.00833, -90.22403
30°00'30" N, 90°13'27" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CITYST over I 10
Structure number:022604501503362
Location:1.3 MI EAST OF LA 49
Purpose:Carries highway and pedestrian walkway over highway and waterway
Route classification:Local (Urban) [19]
Length of largest span:85.0 ft. [25.9 m]
Total length:1049.9 ft. [320.0 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:37.4 ft. [11.4 m]
Vertical clearance below bridge:16.1 ft. [4.9 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:14
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: September 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:42,360 [as of 2015]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:55.9 tons [50.8 metric tons]
Inventory rating:38.0 tons [34.5 metric tons]
Sufficiency rating:73.7
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$4,102,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201673.7FairSatisfactoryVery GoodVery GoodFO42360
October 201473.7FairSatisfactoryVery GoodVery GoodFO42300
November 201275.3FairSatisfactoryVery GoodVery GoodFO29520
November 201075.3FairSatisfactoryVery GoodVery GoodFO29940
November 200875.2FairSatisfactorySatisfactoryGoodFO30870

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Prestressed Concrete Girder/Beamlinear ft.4,9204,920000
Reinforced Concrete Decksq. ft.35,128035,12800
Reinforced Concrete Abutmentlinear ft.8888000
Reinforced Concrete Pileeach4444000
Reinforced Concrete Pier Caplinear ft.76224405180
Pourable Jointlinear ft.318031800
Compression Jointlinear ft.480000480
Elastomeric Bearingeach174174000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,1122,112000
Reinforced Concrete Slabsq. ft.6,56006,56000