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CITYST over I 10

Map

Coordinates:
+30.00833, -90.22436
30°00'30" N, 90°13'28" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CITYST over I 10
Structure number:022604501503341
Location:1.28 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:17.4 ft. [5.3 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:98.8 tons [89.8 metric tons]
Inventory rating:47.9 tons [43.5 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 200875.2FairSatisfactoryGoodGoodFO30870
October 200673.7FairSatisfactorySatisfactoryGoodFO42870
April 200474.3FairSatisfactorySatisfactoryGoodFO37500
March 200075.0FairSatisfactorySatisfactoryGoodFO32014
February 199874.9FairSatisfactorySatisfactoryGoodFO32757
June 199575.7GoodGoodGoodGoodFO33353
July 199273.6FairSatisfactoryGoodGoodFO34077
March 199073.6FairSatisfactoryVery GoodVery GoodFO34077

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.4,9854,985000
Deck
Reinforced Concrete Decksq. ft.26,850026,85000
Substructure
Reinforced Concrete Abutmentlinear ft.8484000
Reinforced Concrete Pileeach4435090
Reinforced Concrete Pier Caplinear ft.66256233670
Joints
Pourable Jointlinear ft.180018000
Compression Jointlinear ft.450000450
Bearings
Elastomeric Bearingeach152152000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,1122,112000
Deck
Reinforced Concrete Slabsq. ft.4,20004,20000