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CITYST over I-10

Map

Coordinates:
+30.10855, -89.89405
30°06'31" N, 89°53'39" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CITYST over I-10
Structure number:023604509020561
Location:4.5 MI EAST OF I-510
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Local (Rural) [09]
Length of largest span:100.1 ft. [30.5 m]
Total length:1479.1 ft. [450.8 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: January 2017

Good/Fair/Poor Condition:Poor
Status:Bridge closed to all traffic [K]
Average daily traffic:28,550 [as of 2015]
Deck condition:Good [7 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Good [7 out of 9]
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 minimum criteria [6]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:23.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$5,767,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201723.0PoorGoodPoorGoodSD28550
January 201623.0PoorGoodPoorGoodSD28550
August 201423.0PoorGoodPoorGoodSD5680
September 201317.0----SD5660
October 201280.0FairGoodSatisfactoryGood-5280
October 201082.0FairGoodSatisfactoryGood-5280
October 200971.0FairGoodFairGood-4820
November 200782.0FairGoodSatisfactoryVery Good-6400
February 200671.0FairGoodFairVery Good-6430
February 200571.0FairGoodFairVery Good-6040
January 200471.0FairGoodFairVery Good-28400
August 200169.0FairGoodFairVery Good-27406
March 199982.0GoodVery GoodVery GoodVery Good-27406
January 199838.0PoorGoodSeriousVery GoodSD24890
October 199671.0FairVery GoodFairVery Good-23305
July 199571.0FairSatisfactoryFairSatisfactory-26183
June 199371.0FairVery GoodFairVery Good-21160
June 199271.0FairVery GoodFairVery Good-25399
March 199171.0FairVery GoodFairVery Good-25399

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.5,6005,600000
Deck
Reinforced Concrete Decksq. ft.27,900027,90000
Substructure
Reinforced Concrete Pier Walllinear ft.9285700
Reinforced Concrete Abutmentlinear ft.120120000
Reinforced Concrete Pileeach2424000
Reinforced Concrete Pier Caplinear ft.480480000
Joints
Pourable Jointlinear ft.868086800
Compression Jointlinear ft.404000404
Bearings
Elastomeric Bearingeach1489803515
Movable Bearingeach2802800
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.3,0003,000000
Deck
Reinforced Concrete Slabsq. ft.17,980017,98000