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LA0039 over LAKE BORGNE CANAL

Map 

Coordinates:
+29.90115, -89.89102
29°54'04" N, 89°53'28" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:LA0039 over LAKE BORGNE CANAL
Structure number:024400463208671
Location:2.2 MI NORTH OF LA 1249
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:170.0 ft. [51.8 m]
Total length:2420.1 ft. [737.6 m]
Roadway width between curbs:69.9 ft. [21.3 m]
Deck width edge-to-edge:72.8 ft. [22.2 m]
Skew angle:15°
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]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: September 2015 

Status:Open, no restriction [A]
Average daily traffic:4,600 [as of 2015]
Truck traffic:3% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
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:72.3 tons [65.7 metric tons]
Inventory rating:42.6 tons [38.7 metric tons]
Sufficiency rating:97.8

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201597.8Not deficientGoodSatisfactorySatisfactory4600
October 201486.5Not deficientGoodFairSatisfactory4700
September 201386.6Not deficientGoodFairSatisfactory4400
December 201286.5Not deficientGoodFairGood4600
October 201186.6Not deficientGoodFairGood4500
January 201185.7Not deficientSatisfactoryFairGood6100
October 200985.7Not deficientSatisfactoryFairGood6100
August 200797.3Not deficientSatisfactorySatisfactorySatisfactory5700
February 200596.8Not deficientSatisfactorySatisfactorySatisfactory6900
January 200396.5Not deficientSatisfactorySatisfactorySatisfactory7400
August 199992.9Not deficientSatisfactorySatisfactorySatisfactory10165
December 199691.0Not deficientGoodVery GoodVery Good10065
November 199493.3Not deficientGoodVery GoodVery Good9722
August 199294.1Not deficientGoodVery GoodVery Good8623
May 199094.1Not deficientGoodVery GoodVery Good8623