CITYST over I 10


+30.07623, -89.92282
30°04'34" N, 89°55'22" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CITYST over I 10
Structure number:023604509017751
Location:1.7 MI EAST OF I-510
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Local (Urban) [19]
Length of largest span:100.1 ft. [30.5 m]
Total length:1419.0 ft. [432.5 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:39.4 ft. [12.0 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Owner:State Highway Agency [01]
Year built:1969
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:12
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: May 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:28,550 [as of 2015]
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 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: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:66.9 tons [60.8 metric tons]
Inventory rating:38.0 tons [34.5 metric tons]
Sufficiency rating:82.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201782.0FairGoodSatisfactoryGood-28550
May 201582.0FairGoodSatisfactoryGood-28550
June 201382.0FairGoodSatisfactoryGood-28400
June 201182.0FairGoodSatisfactoryGood-26400
June 201055.0PoorGoodPoorGoodSD26400
June 200955.0PoorGoodPoorGoodSD24100
July 200855.0PoorGoodPoorGoodSD24200
July 200738.0PoorSatisfactorySeriousGoodSD32000
November 200538.0PoorSatisfactorySeriousGoodSD30700
June 200438.0PoorSatisfactorySeriousGoodSD30200
January 200338.0PoorSatisfactorySeriousGoodSD28400
August 200136.0PoorSatisfactorySeriousGoodSD27406
April 199855.0PoorGoodPoorGoodSD27406
July 199582.0FairGoodSatisfactoryGood-26183
June 199282.0GoodGoodVery GoodGood-25399
March 199082.0GoodGoodVery GoodGood-25399

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Prestressed Concrete Girder/Beamlinear ft.5,3000005,300
Reinforced Concrete Decksq. ft.34,400034,40000
Reinforced Concrete Pier Walllinear ft.8282000
Reinforced Concrete Abutmentlinear ft.9090000
Reinforced Concrete Pileeach2222000
Reinforced Concrete Pier Caplinear ft.480480000
Pourable Jointlinear ft.1,04052052000
Compression Jointlinear ft.520130350040
Elastomeric Bearingeach1209002010
Fixed Bearingeach2828000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,7602,760000
Reinforced Concrete Slabsq. ft.20,800020,80000