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LA0788 over GRAND BAYOU

Map

Coordinates:
+32.15990, -93.28810
32°09'36" N, 93°17'17" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0788 over GRAND BAYOU
Structure number:044108410200691
Location:.69 MI WEST OF US 371
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:19.0 ft. [5.8 m]
Total length:210.0 ft. [64.0 m]
Roadway width between curbs:28.2 ft. [8.6 m]
Deck width edge-to-edge:30.8 ft. [9.4 m]
Owner:State Highway Agency [01]
Year built:1973
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:11
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:430 [as of 2015]
Truck traffic:6% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Serious [3 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
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: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 with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:48.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$936,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017PoorFairFairSerious43048.9
June 2015PoorFairFairSerious43048.9
June 2014PoorFairFairSerious43048.9
June 2013PoorFairFairSerious46048.8
June 2012PoorFairFairSerious46048.8
June 2011PoorFairFairSerious46048.8
August 2010PoorFairFairSerious43048.9
October 2009PoorSatisfactorySatisfactorySerious43049.9
August 2007FairVery GoodVery GoodSatisfactory42091.9
June 2005FairVery GoodVery GoodSatisfactory47091.9
July 2003FairVery GoodVery GoodSatisfactory55091.9
August 2001FairVery GoodVery GoodSatisfactory68891.9
July 1999FairVery GoodVery GoodSatisfactory49391.9
August 1997FairVery GoodVery GoodSatisfactory49391.9
August 1995FairVery GoodVery GoodSatisfactory64091.9
July 1993FairVery GoodVery GoodSatisfactory42391.9
September 1991GoodVery GoodVery GoodGood42091.9

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Timber Abutmentlinear ft.8408400
Steel Pileeach3030000
Timber Pileeach50033170
Reinforced Concrete Pier Caplinear ft.38434026180
Joints
Pourable Jointlinear ft.369003690
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.420420000
Steel Protective Coatingsq. ft.1,3861,386000
Deck
Reinforced Concrete Slabsq. ft.6,0905,98587180
Wearing Surfacessq. ft.5,46005,46000