+29.90780, -90.08321
29°54'28" N, 90°04'60" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:LA0018 over HARVEY CANAL
Structure number:022600630202351
Location:.05 MI EAST OF LA 3018
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:95.1 ft. [29.0 m]
Total length:211.0 ft. [64.3 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:42.0 ft. [12.8 m]
Vertical clearance below bridge:12.8 ft. [3.9 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1975
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:Steel [3]
Main spans design:Movable - Bascule [16]
Deck type:Open Grating [3]

Latest Available Inspection: May 2015 

Status:Open, no restriction [A]
Average daily traffic:12,900 [as of 2015]
Truck traffic:8% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
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]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:46.5 tons [42.3 metric tons]
Inventory rating:30.7 tons [27.9 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:44.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$939,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201544.9Structurally deficientFairFairPoor12900
June 201444.7Structurally deficientFairPoorPoor13300
June 201343.6Structurally deficientFairFairPoor15300
June 201243.5Structurally deficientFairFairPoor15600
June 201156.8Not deficientFairFairFair16200
May 201053.9Not deficientFairFairFair18600
May 200867.2Not deficientSatisfactorySatisfactoryGood18500
November 200719.9Structurally deficientFairSeriousFair21500
November 200619.9Structurally deficientFairSeriousFair20900
June 200519.9Structurally deficientFairSeriousFair20200
June 200419.9Structurally deficientFairSeriousFair20800
April 200319.9Structurally deficientFairSeriousFair20100
May 200019.9Structurally deficientFairSeriousFair18091
May 199856.3Not deficientSatisfactoryFairFair17868
December 199658.4Not deficientFairFairFair11897
September 199558.7Not deficientFairFairFair11550
October 199458.8Not deficientFairFairFair11279
May 199344.7Structurally deficientFairPoorFair13946
May 199245.4Structurally deficientFairPoorFair12494