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LA0433 over BAYOU BONFOUCA

Map

Coordinates:
+30.27182, -89.79400
30°16'19" N, 89°47'38" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0433 over BAYOU BONFOUCA
Structure number:625208522106161
Location:LA0433
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:245.1 ft. [74.7 m]
Total length:325.1 ft. [99.1 m]
Roadway width between curbs:30.5 ft. [9.3 m]
Deck width edge-to-edge:30.5 ft. [9.3 m]
Vertical clearance above deck:17.7 ft. [5.4 m]
Vertical clearance below bridge:9.8 ft. [3.0 m]
Owner:State Highway Agency [01]
Year built:1976
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Movable - Swing [17]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:3,800 [as of 2016]
Truck traffic:1% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry 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:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:75.1

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairSatisfactoryGoodVery Good380075.1
October 2015FairSatisfactoryGoodVery Good380074.9
October 2013FairSatisfactoryGoodVery Good970073.9
October 2011FairSatisfactoryGoodVery Good1240073.9
October 2009FairSatisfactoryGoodVery Good1270073.9
May 2008FairSatisfactoryGoodVery Good1500073.9
February 2006FairSatisfactoryGoodVery Good1430073.9
December 2003FairSatisfactoryGoodVery Good1430073.9
February 2002FairSatisfactoryGoodVery Good1473974.9
January 2000FairSatisfactoryGoodVery Good1334074.9
October 1997FairSatisfactoryGoodVery Good1334074.9
January 1996FairSatisfactoryGoodVery Good1162074.9
November 1993GoodGoodGoodVery Good1598574.9
October 1991GoodVery GoodVery GoodVery Good1614874.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.48438410000
Steel Protective Coatingsq. ft.34,84834,74810000
Steel Stringerlinear ft.1,6271,627000
Steel Protective Coatingsq. ft.32,54032,540000
Deck
Reinforced Concrete Decksq. ft.3,7083,708000
Superstructure
Steel Floor Beamlinear ft.36024012000
Steel Protective Coatingsq. ft.11,52011,520000
Substructure
Reinforced Concrete Pier Walllinear ft.22000
Reinforced Concrete Abutmentlinear ft.6666000
Prestressed Concrete Pileeach1818000
Reinforced Concrete Pier Caplinear ft.122120200
Deck
Open Grid Decksq. ft.5,0044,9248000
Joints
Pourable Jointlinear ft.120408000
Open Jointlinear ft.6060000
Bearings
Pot Bearingeach11000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.484484000
Steel Protective Coatingsq. ft.2,4202,420000
Reinforced Concrete Bridge Raillinear ft.180180000
Deck
Reinforced Concrete Slabsq. ft.2,6401,0901,55000