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CITYST over PONT.EXPWY OVER I-610&I1

Map

Coordinates:
+29.99525, -90.11683
29°59'43" N, 90°07'01" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CITYST over PONT.EXPWY OVER I-610&I1
Structure number:023604503400482
Location:.5 MI EAST OF I-10
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Local (Urban) [19]
Length of largest span:115.2 ft. [35.1 m]
Total length:2285.2 ft. [696.5 m]
Roadway width between curbs:28.2 ft. [8.6 m]
Deck width edge-to-edge:37.1 ft. [11.3 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Owner:State Highway Agency [01]
Year built:1963
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:42
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 2016

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:65,200 [as of 2015]
Deck condition:Serious [3 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:Basically intolerable requiring high priority of corrrective action [3]
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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Operating rating:36.7 tons [33.4 metric tons]
Inventory rating:28.5 tons [25.9 metric tons]
Sufficiency rating:69.6
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$8,911,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201669.6PoorSeriousSatisfactoryGoodSD65200
July 201575.0PoorSeriousSatisfactoryGoodSD65200
July 201475.0PoorSeriousSatisfactoryGoodSD49350
February 201475.0PoorSeriousSatisfactoryGoodSD47000
February 201379.0FairFairGoodGoodFO35450
February 201279.0FairFairGoodGoodFO35450
February 201080.0FairSatisfactoryGoodGoodFO23150
February 200880.0FairSatisfactorySatisfactorySatisfactoryFO24000

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.12,15012,150000
Deck
Reinforced Concrete Decksq. ft.97,20097,200000
Substructure
Reinforced Concrete Pier Walllinear ft.4340300
Reinforced Concrete Abutmentlinear ft.8080000
Reinforced Concrete Pileeach8383000
Reinforced Concrete Pier Caplinear ft.1,9681,968000
Joints
Pourable Jointlinear ft.442044200
Assembly without Seal Jointlinear ft.2,0162,016000
Bearings
Movable Bearingeach492048480
Bridge Rail
Other Material Bridge Raillinear ft.4,57004,1554150
Deck
Reinforced Concrete Slabsq. ft.8,8404,7604,08000