+30.37431, -91.13960
30°22'28" N, 91°08'23" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0042 over ELBOW BAYOU
Structure number:611702570401461
Location:1.4 M E of LA 42&LA 327-S
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:20.0 ft. [6.1 m]
Total length:120.1 ft. [36.6 m]
Roadway width between curbs:91.9 ft. [28.0 m]
Deck width edge-to-edge:94.5 ft. [28.8 m]
Owner:State Highway Agency [01]
Year built:1981
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: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: July 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:25,200 [as of 2015]
Truck traffic:3% 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:80.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017GoodGoodGoodGood2520080.0
July 2015GoodGoodGoodGood2520080.0
August 2013GoodGoodGoodGood2420080.0
September 2011GoodGoodGoodGood1980080.0
September 2009GoodGoodVery GoodGood1610080.0
September 2007GoodGoodVery GoodVery Good1630080.0
September 2005GoodVery GoodVery GoodVery Good1540075.0
September 2003GoodVery GoodVery GoodVery Good1500075.0
September 2001GoodVery GoodVery GoodVery Good1446175.0
September 1999GoodVery GoodVery GoodVery Good950675.0
September 1997GoodVery GoodVery GoodVery Good950675.0
September 1995GoodVery GoodVery GoodVery Good897675.0
September 1993GoodVery GoodVery GoodVery Good1009775.0
September 1991GoodVery GoodVery GoodVery Good1086875.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Reinforced Concrete Abutmentlinear ft.210210000
Prestressed Concrete Pileeach5554100
Reinforced Concrete Pier Caplinear ft.485481400
Pourable Jointlinear ft.65148816300
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.240240000
Reinforced Concrete Slabsq. ft.11,16002,7908,3700