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LA0310 over BAYOU LAFOURCHE

This bridge is no longer in the current National Bridge Inventory database, and has likely been demolished or abandoned.

Map

Coordinates:
+29.57031, -90.38056
29°34'13" N, 90°22'50" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0310 over BAYOU LAFOURCHE
Structure number:022908292000011
Location:.01 MI EAST OF LA 1
Purpose:Carries highway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:84.0 ft. [25.6 m]
Total length:234.9 ft. [71.6 m]
Roadway width between curbs:18.4 ft. [5.6 m]
Deck width edge-to-edge:24.6 ft. [7.5 m]
Vertical clearance below bridge:3280.7 ft. [999.9 m]
Owner:State Highway Agency [01]
Year built:1953
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 9 / H 10 [1]
Main span material:Steel [3]
Main span design:Movable - Swing [17]
Deck type:Other [9]

Latest Available Inspection: February 2013

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:6,900 [as of 2012]
Truck traffic:10% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Critical [2 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Basically intolerable requiring high priority of replacement [2]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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:11.9 tons [10.8 metric tons]
Inventory rating:11.9 tons [10.8 metric tons]
Sufficiency rating:4.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,033,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 20134.0PoorPoorCriticalFairSD6900
August 20114.0PoorPoorPoorFairSD8500
February 20114.0PoorPoorPoorFairSD8500
November 20094.0PoorPoorPoorFairSD8600
October 200818.3FairFairSatisfactoryFairSD10000
September 200718.3FairFairSatisfactoryFairSD9900
August 200518.3FairFairSatisfactoryFairSD10400
March 200418.3FairFairSatisfactoryFairSD10200
May 20026.0PoorFairPoorFairSD10900
October 19996.0PoorFairPoorFairSD8707
March 19986.0PoorFairPoorFairSD8707
August 19976.0PoorFairPoorFairSD8707
July 19966.0PoorSatisfactoryPoorFairSD9183
December 19952.0PoorSeriousPoorFairSD8916
September 199414.3PoorSeriousSatisfactoryFairSD8707
January 199414.3PoorSeriousSatisfactoryFairSD8473
March 199314.3PoorSeriousSatisfactoryFairSD7629
April 199214.3PoorSeriousSatisfactoryFairSD7629