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LOCAL ROAD over ALLIGATOR BAYOU

Map

Coordinates:
+32.72896, -91.39497
32°43'44" N, 91°23'42" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LOCAL ROAD over ALLIGATOR BAYOU
Structure number:056232437912381
Location:0.4 MI E of LA 588
Purpose:Carries highway over waterway
Route classification:Local (Urban) [19]
Length of largest span:20.0 ft. [6.1 m]
Total length:120.1 ft. [36.6 m]
Roadway width between curbs:3.0 ft. [0.9 m]
Deck width edge-to-edge:30.5 ft. [9.3 m]
Skew angle:60°
Owner:County Highway Agency [02]
Year built:2008
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:6
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: January 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:75 [as of 2016]
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:77.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2017GoodVery GoodVery GoodVery Good7577.8
January 2015GoodVery GoodVery GoodVery Good7577.6
January 2013GoodVery GoodVery GoodVery Good7577.6
January 2011GoodVery GoodVery GoodVery Good7577.6
January 2009GoodVery GoodVery GoodVery Good7577.6
February 2007PoorCriticalCriticalImminent Failure3017.0
August 2004PoorPoorSeriousCritical3017.8
July 2001PoorPoorSeriousCritical3017.8
July 1999PoorPoorSeriousCritical3017.8
July 1997PoorPoorSeriousSerious3017.8
August 1995PoorCriticalCriticalCritical3015.3
August 1993PoorPoorSatisfactoryCritical3018.6
November 1991PoorPoorSatisfactoryCritical3015.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Reinforced Concrete Abutmentlinear ft.7676000
Prestressed Concrete Pileeach2020000
Reinforced Concrete Pier Caplinear ft.170170000
Joints
Pourable Jointlinear ft.238023800
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.240240000
Deck
Reinforced Concrete Slabsq. ft.3,7203,720000