+29.88260, -90.43236
29°52'57" N, 90°25'56" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:LA0631 over DRAIN CANAL
Structure number:024508450605631
Location:.6 MI EAST OF LA 306
Purpose:Carries highway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:19.0 ft. [5.8 m]
Total length:113.9 ft. [34.7 m]
Roadway width between curbs:24.6 ft. [7.5 m]
Deck width edge-to-edge:28.5 ft. [8.7 m]
Owner:State Highway Agency [01]
Year built:1962
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:6
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Precast Panels [2]

Latest Available Inspection: July 2016

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:1,430 [as of 2015]
Truck traffic:18% of total traffic
Deck condition:Serious [3 out of 9]
Superstructure condition:Serious [3 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
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: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:50.9 tons [46.3 metric tons]
Inventory rating:29.9 tons [27.2 metric tons]
Sufficiency rating:29.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$556,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201629.0PoorSeriousSeriousFairSD1430
January 201628.8PoorSeriousSeriousFairSD1430
February 201528.8PoorSeriousSeriousFairSD1450
October 201328.7PoorSeriousSeriousFairSD1470
November 201228.7PoorSeriousSeriousFairSD1480
March 201128.7PoorSeriousSeriousSatisfactorySD1590
April 201028.6PoorSeriousSeriousFairSD1610
April 200967.5FairSatisfactoryGoodFair-1880
November 200866.5FairFairGoodFair-2000
November 200766.5FairFairGoodFair-1980
August 200664.4FairFairGoodFairFO2200
August 200564.4FairFairGoodFairFO2100
April 200464.4FairFairGoodFairFO2100
April 200264.4FairFairGoodFairFO2200
August 199963.1FairFairGoodFairFO2966
July 199765.6FairFairGoodFair-1094
May 199663.6PoorPoorGoodFairSD1062
March 199563.6PoorPoorGoodFairSD1031
June 199463.6PoorPoorGoodFairSD1006
May 199363.7PoorPoorGoodFairSD786
June 199263.6PoorPoorGoodFairSD899
February 199163.6FairFairGoodFair-899