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LA0010 over MISSISSIPPI RIVER

Map

Coordinates:
+30.71875, -91.35670
30°43'08" N, 91°21'24" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0010 over MISSISSIPPI RIVER
Structure number:616300000610292
Location:3.9 MILES EAST OF US 61
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:1583.1 ft. [482.5 m]
Total length:3185.2 ft. [970.8 m]
Roadway width between curbs:60.4 ft. [18.4 m]
Deck width edge-to-edge:85.6 ft. [26.1 m]
Vertical clearance below bridge:62.3 ft. [19.0 m]
Owner:State Highway Agency [01]
Year built:2011
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:9
Main spans material:Steel continuous [4]
Main spans design:Stayed girder [14]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: April 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:3,000 [as of 2016]
Truck traffic:18% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:75.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2018GoodGoodVery GoodGood300075.7
April 2016GoodGoodVery GoodGood300075.7
April 2014GoodGoodVery GoodGood300060.6
April 2012GoodGoodVery GoodVery Good300060.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.6,3706,370000
Steel Protective Coatingsq. ft.147,816147,816000
Deck
Reinforced Concrete Decksq. ft.241,423211,24130,17840
Superstructure
Steel Main Cablelinear ft.136136000
Steel Floor Beamlinear ft.14,31614,316000
Steel Protective Coatingsq. ft.261,553261,553000
Substructure
Reinforced Concrete Columneach66000
Reinforced Concrete Pier Walllinear ft.2722363420
Reinforced Concrete Pile Cap/Footinglinear ft.320320000
Reinforced Concrete Pileeach2121000
Reinforced Concrete Pier Caplinear ft.250250000
Joints
Other Jointlinear ft.130973300
Bearings
Elastomeric Bearingeach88000
Enclosed/Concealed Bearingeach44000
Fixed Bearingeach44000
Pot Bearingeach88000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.3,1853,185000
Steel Protective Coatingsq. ft.6,3706,370000
Reinforced Concrete Bridge Raillinear ft.3,1852,38879700