LA0019 over BAYOU


+30.56448, -91.17260
30°33'52" N, 91°10'21" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0019 over BAYOU
Structure number:611702500102901
Location:2.3 M NE of LA 19&US 61
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:20.0 ft. [6.1 m]
Total length:100.1 ft. [30.5 m]
Roadway width between curbs:68.9 ft. [21.0 m]
Deck width edge-to-edge:72.2 ft. [22.0 m]
Owner:State Highway Agency [01]
Year built:1977
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:5
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: February 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:24,400 [as of 2015]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Superior to present desirable criteria [9]
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 foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:82.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2017GoodGoodGoodGood2440082.0
February 2015GoodGoodGoodGood2440082.0
March 2013GoodGoodGoodGood2640082.0
April 2011GoodGoodVery GoodGood2740083.0
April 2009GoodVery GoodVery GoodVery Good2910083.0
April 2007GoodGoodVery GoodVery Good2840084.0
April 2005GoodGoodVery GoodVery Good2930084.0
April 2003GoodGoodVery GoodVery Good2890084.0
April 2001GoodGoodVery GoodVery Good2714184.0
April 1999GoodGoodVery GoodVery Good2370484.0
April 1997GoodGoodVery GoodVery Good3043385.0
April 1995GoodGoodVery GoodVery Good2893985.0
April 1993GoodGoodVery GoodVery Good2189585.0
April 1991GoodVery GoodVery GoodVery Good2189585.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Reinforced Concrete Abutmentlinear ft.1801700100
Prestressed Concrete Pileeach2824040
Reinforced Concrete Pier Caplinear ft.296293030
Pourable Jointlinear ft.420042000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.200200000
Reinforced Concrete Slabsq. ft.7,0006,83001700