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:Principal Arterial - Interstate (Rural) [01]
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 2015 

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:66.3 tons [60.3 metric tons]
Inventory rating:37.6 tons [34.2 metric tons]
Sufficiency rating:82.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201582.0Not deficientGoodSatisfactoryGood28550
June 201382.0Not deficientGoodSatisfactoryGood28400
June 201182.0Not deficientGoodSatisfactoryGood26400
June 201055.0Structurally deficientGoodPoorGood26400
June 200955.0Structurally deficientGoodPoorGood24100
July 200855.0Structurally deficientGoodPoorGood24200
July 200738.0Structurally deficientSatisfactorySeriousGood32000
November 200538.0Structurally deficientSatisfactorySeriousGood30700
June 200438.0Structurally deficientSatisfactorySeriousGood30200
January 200338.0Structurally deficientSatisfactorySeriousGood28400
August 200136.0Structurally deficientSatisfactorySeriousGood27406
April 199855.0Structurally deficientGoodPoorGood27406
July 199582.0Not deficientGoodSatisfactoryGood26183
June 199282.0Not deficientGoodVery GoodGood25399
March 199082.0Not deficientGoodVery GoodGood25399