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I0010 over INNER HARBOR /CITY STS

Map

Coordinates:
+30.00458, -90.02631
30°00'16" N, 90°01'35" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I0010 over INNER HARBOR /CITY STS
Structure number:023604509008511
Location:2.5 MI EAST OF LA 39
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:299.9 ft. [91.4 m]
Total length:6715.2 ft. [2046.7 m]
Roadway width between curbs:80.1 ft. [24.4 m]
Deck width edge-to-edge:96.1 ft. [29.3 m]
Vertical clearance below bridge:115.2 ft. [35.1 m]
Owner:State Highway Agency [01]
Year built:1966
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:23
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: November 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:107,900 [as of 2015]
Truck traffic:20% of total traffic
Deck condition:Good [7 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]
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]
Scour condition:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Operating rating:59.8 tons [54.4 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:76.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$52,377,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201676.0FairGoodFairGoodFO107900
September 201576.0FairGoodFairGoodFO107900
October 201476.0FairGoodFairGoodFO107800
September 201376.0FairGoodFairGoodFO107600
November 201276.0FairGoodFairGoodFO116200
October 201176.0FairGoodFairGoodFO116200
October 200987.0FairSatisfactorySatisfactoryGoodFO76400
August 200787.0FairSatisfactorySatisfactoryGoodFO112600
October 200187.0FairSatisfactorySatisfactoryGoodFO131073
December 199887.0FairSatisfactoryGoodGoodFO131073
August 199586.0FairSatisfactoryGoodGoodFO128655
August 199287.0GoodGoodVery GoodVery GoodFO142286
July 198787.0FairSatisfactoryGoodGoodFO142286

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.32,98232,982000
Prestressed Concrete Girder/Beamlinear ft.16,87416,874000
Deck
Reinforced Concrete Decksq. ft.436,384127,174309,21000
Superstructure
Steel Pin or Pin & Hangar Assemblyeach4848000
Substructure
Reinforced Concrete Pier Walllinear ft.7272000
Reinforced Concrete Abutmentlinear ft.100100000
Reinforced Concrete Pileeach114114000
Reinforced Concrete Pier Caplinear ft.3,1181,7371,38100
Joints
Pourable Jointlinear ft.1,04560444100
Open Jointlinear ft.1,8561,856000
Assembly without Seal Jointlinear ft.1,7011,701000
Bearings
Elastomeric Bearingeach452452000
Movable Bearingeach4040346508
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.13,50013,500000
Deck
Reinforced Concrete Slabsq. ft.18,78810,1648,62400