+29.88531, -89.99460
29°53'07" N, 89°59'41" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:LA0406 over PLANTER'S CANAL
Structure number:023808380301711
Location:1.71 MI NORTH OF LA 23
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:20.0 ft. [6.1 m]
Total length:80.1 ft. [24.4 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:42.3 ft. [12.9 m]
Skew angle:60°
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:4
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: September 2015 

Status:Open, no restriction [A]
Average daily traffic:10,600 [as of 2015]
Truck traffic:7% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:74.2 tons [67.5 metric tons]
Inventory rating:44.6 tons [40.5 metric tons]
Sufficiency rating:84.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201584.0Not deficientVery GoodVery GoodGood10600
October 201384.0Not deficientVery GoodVery GoodGood10700
November 201184.4Not deficientVery GoodVery GoodGood9600
December 200984.1Not deficientGoodGoodGood9800
December 200785.6Not deficientGoodGoodGood8800
January 200684.9Not deficientGoodGoodGood9300
February 200484.9Not deficientGoodSatisfactoryGood9300
May 200084.9Not deficientGoodSatisfactoryGood9285
May 199884.8Not deficientGoodGoodGood9358
April 199685.1Not deficientGoodGoodGood9175
May 199485.7Not deficientGoodGoodGood8776
May 199284.0Not deficientGoodGoodGood10007