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LA0402 over BAYOU LAFOURCHE @ MUNSON

Map

Coordinates:
+29.95542, -91.03045
29°57'20" N, 91°01'50" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0402 over BAYOU LAFOURCHE @ MUNSON
Structure number:610408041102491
Location:LA0402
Purpose:Carries highway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:19.0 ft. [5.8 m]
Total length:170.9 ft. [52.1 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:35.1 ft. [10.7 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]
Number of main spans:9
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: December 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:560 [as of 2016]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:67.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2017FairSatisfactorySatisfactorySatisfactory56067.2
December 2016FairSatisfactorySatisfactorySatisfactory56067.2
December 2014FairSatisfactorySatisfactorySatisfactory63079.7
July 2012FairSatisfactorySatisfactorySatisfactory63079.7
June 2010FairSatisfactoryVery GoodGood53081.7
May 2008FairSatisfactoryVery GoodGood53080.7
May 2006FairSatisfactoryVery GoodVery Good57080.3
May 2004GoodGoodVery GoodVery Good64079.6
May 2002GoodGoodVery GoodVery Good69079.1
May 2000GoodGoodVery GoodVery Good68379.1
May 1998GoodGoodVery GoodVery Good63182.7
May 1996GoodGoodVery GoodVery Good63182.7
May 1994GoodGoodVery GoodVery Good56384.5
May 1992GoodGoodVery GoodVery Good62284.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Timber Abutmentlinear ft.100001000
Timber Pileeach50381020
Reinforced Concrete Pier Caplinear ft.2882753100
Joints
Pourable Jointlinear ft.280002800
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.360360000
Steel Protective Coatingsq. ft.1,1801,180000
Deck
Reinforced Concrete Slabsq. ft.5,04004,8322080