LA0019 over BAYOU


+30.56458, -91.17264
30°33'52" N, 91°10'22" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:LA0019 over BAYOU
Structure number:611702500102901
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 2015 

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]
Operating rating:82.2 tons [74.7 metric tons]
Inventory rating:49.5 tons [45.0 metric tons]
Sufficiency rating:82.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201582.0Not deficientGoodGoodGood24400
March 201382.0Not deficientGoodGoodGood26400
April 201183.0Not deficientGoodVery GoodGood27400
April 200983.0Not deficientVery GoodVery GoodVery Good29100
April 200784.0Not deficientGoodVery GoodVery Good28400
April 200584.0Not deficientGoodVery GoodVery Good29300
April 200384.0Not deficientGoodVery GoodVery Good28900
April 200184.0Not deficientGoodVery GoodVery Good27141
April 199984.0Not deficientGoodVery GoodVery Good23704
April 199785.0Not deficientGoodVery GoodVery Good30433
April 199585.0Not deficientGoodVery GoodVery Good28939
April 199385.0Not deficientGoodVery GoodVery Good21895
April 199185.0Not deficientVery GoodVery GoodVery Good21895