CITYST over I-10


+30.10855, -89.89405
30°06'31" N, 89°53'39" W
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:Principal Arterial - Interstate (Rural) [01]
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 2016 

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]
Scour condition:Bridge not over waterway. [N]
Evaluation:Structurally deficient [1]
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. ratingEvaluationDeckSuper.Sub.ADT
January 201623.0Structurally deficientGoodPoorGood28550
August 201423.0Structurally deficientGoodPoorGood5680
September 201317.0Structurally deficient---5660
October 201280.0Not deficientGoodSatisfactoryGood5280
October 201082.0Not deficientGoodSatisfactoryGood5280
October 200971.0Not deficientGoodFairGood4820
November 200782.0Not deficientGoodSatisfactoryVery Good6400
February 200671.0Not deficientGoodFairVery Good6430
February 200571.0Not deficientGoodFairVery Good6040
January 200471.0Not deficientGoodFairVery Good28400
August 200169.0Not deficientGoodFairVery Good27406
March 199982.0Not deficientVery GoodVery GoodVery Good27406
January 199838.0Structurally deficientGoodSeriousVery Good24890
October 199671.0Not deficientVery GoodFairVery Good23305
July 199571.0Not deficientSatisfactoryFairSatisfactory26183
June 199371.0Not deficientVery GoodFairVery Good21160
June 199271.0Not deficientVery GoodFairVery Good25399
March 199171.0Not deficientVery GoodFairVery Good25399