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LA0155 over GRAND BAYOU

Map

Coordinates:
+32.04809, -93.30250
32°02'53" N, 93°18'09" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0155 over GRAND BAYOU
Structure number:044100910102481
Location:2.40 MI EAST OF US 71
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:19.0 ft. [5.8 m]
Total length:324.2 ft. [98.8 m]
Roadway width between curbs:28.5 ft. [8.7 m]
Deck width edge-to-edge:30.8 ft. [9.4 m]
Owner:State Highway Agency [01]
Year built:1972
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:17
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: December 2017

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:1,670 [as of 2016]
Truck traffic:21% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
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 minimum criteria [6]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:37.3
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,380,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2017PoorSatisfactorySatisfactoryPoor167037.3
June 2017PoorSatisfactorySatisfactoryPoor165037.4
June 2015PoorGoodGoodPoor165038.9
June 2014PoorGoodGoodPoor162058.9
June 2013PoorGoodGoodPoor185058.7
June 2012PoorGoodGoodPoor182058.7
June 2011PoorGoodGoodPoor179056.6
August 2010PoorGoodGoodPoor139057.1
June 2009PoorGoodGoodPoor139057.1
July 2008PoorGoodGoodPoor139057.1
July 2007FairVery GoodVery GoodFair133073.6
June 2006FairVery GoodVery GoodFair148073.5
June 2005FairVery GoodVery GoodFair147073.5
June 2004FairVery GoodVery GoodFair162073.4
July 2003FairVery GoodVery GoodFair158073.4
July 2002FairVery GoodVery GoodFair155073.4
August 2001FairVery GoodVery GoodFair182873.2
July 2000FairVery GoodVery GoodFair182873.2
July 1999FairVery GoodVery GoodFair134372.6
November 1998FairVery GoodVery GoodFair134372.6
August 1997FairVery GoodVery GoodFair134372.6
August 1996FairGoodGoodFair137072.6
August 1995FairGoodGoodFair178470.7
August 1994FairVery GoodVery GoodFair106571.3
July 1992FairVery GoodVery GoodSatisfactory116982.4
July 1990GoodVery GoodVery GoodGood116983.4

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Timber Columneach2925022
Timber Abutmentlinear ft.104104000
Steel Pileeach64200
Timber Pileeach7906298
Steel Pier Caplinear ft.1515000
Reinforced Concrete Pier Caplinear ft.5764886820
Joints
Pourable Jointlinear ft.558005580
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.648648000
Steel Protective Coatingsq. ft.3,2403,240000
Deck
Reinforced Concrete Slabsq. ft.10,04410,00328130
Wearing Surfacessq. ft.8,7488,7321600