Share:

CITYST over I-110

Map

Coordinates:
+30.45816, -91.16750
30°27'29" N, 91°10'03" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CITYST over I-110
Structure number:611704509201981
Location:1.5 M NE of I-10&I-110
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:89.9 ft. [27.4 m]
Total length:265.1 ft. [80.8 m]
Roadway width between curbs:41.0 ft. [12.5 m]
Deck width edge-to-edge:44.0 ft. [13.4 m]
Vertical clearance below bridge:13.1 ft. [4.0 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:4
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: July 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:6,700 [as of 2015]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:48.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,179,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017FairSatisfactoryFairGood670048.0
July 2015PoorSatisfactoryPoorGood670037.0
July 2013FairSatisfactorySatisfactoryGood4195059.0
August 2011FairGoodSatisfactoryGood4085059.0
July 2009FairGoodSatisfactoryGood4875059.0
July 2007GoodGoodGoodGood4320059.0
September 2006GoodGoodGoodVery Good3925056.0
September 2004GoodGoodGoodVery Good3525056.0
September 2002GoodGoodGoodVery Good3500055.2
September 2000GoodGoodGoodVery Good3109755.2
September 1998GoodGoodGoodVery Good884157.2
September 1996GoodVery GoodGoodVery Good884155.8
September 1994GoodVery GoodGoodVery Good884155.8
September 1992GoodVery GoodGoodVery Good884155.8
September 1990GoodVery GoodGoodVery Good884155.8

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.2,7902,69025750
Steel Protective Coatingsq. ft.22,2047122,123010
Reinforced Concrete Girder/Beamlinear ft.5305080220
Deck
Reinforced Concrete Decksq. ft.19,631019,63100
Substructure
Reinforced Concrete Columneach2115600
Reinforced Concrete Abutmentlinear ft.228226200
Reinforced Concrete Pier Caplinear ft.240240000
Joints
Assembly without Seal Jointlinear ft.136136000
Bearings
Elastomeric Bearingeach1010000
Movable Bearingeach4444000
Steel Protective Coatingsq. ft.137137000
Fixed Bearingeach1111000
Steel Protective Coatingsq. ft.3434000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.570570000