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LA0001 over CO CANAL LOCKPORT

Map

Coordinates:
+29.64442, -90.54430
29°38'40" N, 90°32'39" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0001 over CO CANAL LOCKPORT
Structure number:022900640601401
Location:.1 MI NORTH OF LA 655
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:160.1 ft. [48.8 m]
Total length:41.0 ft. [12.5 m]
Roadway width between curbs:28.2 ft. [8.6 m]
Deck width edge-to-edge:38.7 ft. [11.8 m]
Vertical clearance above deck:17.4 ft. [5.3 m]
Vertical clearance below bridge:498.7 ft. [152.0 m]
Owner:State Highway Agency [01]
Year built:1959
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Movable - Lift [15]
Deck type:Open Grating [3]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:11,400 [as of 2016]
Truck traffic:6% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Serious [3 out of 9]
Substructure condition:Satisfactory [6 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]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:15.5
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,716,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017PoorSatisfactorySeriousSatisfactory1140015.5
June 2016PoorSatisfactorySeriousSatisfactory1220015.5
June 2015PoorSatisfactoryPoorSatisfactory1220032.2
July 2014PoorSatisfactoryPoorSatisfactory1690032.2
August 2013PoorSatisfactoryPoorSatisfactory1690032.2
August 2011FairSatisfactorySatisfactorySatisfactory2380053.2
September 2009FairSatisfactorySatisfactorySatisfactory2210053.2
September 2007FairSatisfactorySatisfactorySatisfactory3790051.2
March 2005FairSatisfactorySatisfactorySatisfactory1300051.2
February 2003FairSatisfactorySatisfactorySatisfactory1460053.2
July 1998FairSatisfactorySatisfactorySatisfactory1127651.2
March 1996FairSatisfactorySatisfactorySatisfactory1094853.2
March 1994FairSatisfactorySatisfactorySatisfactory1052453.2
March 1992FairSatisfactorySatisfactorySatisfactory484061.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.314314000
Steel Protective Coatingsq. ft.6,814006,8140
Steel Stringerlinear ft.1,2561,256000
Steel Protective Coatingsq. ft.6,8646,8145000
Steel Floor Beamlinear ft.4940456038
Steel Protective Coatingsq. ft.5,7065,706000
Substructure
Reinforced Concrete Pier Walllinear ft.5048200
Reinforced Concrete Abutmentlinear ft.9090000
Prestressed Concrete Pileeach88000
Reinforced Concrete Pileeach2020000
Reinforced Concrete Pier Caplinear ft.240240000
Deck
Open Grid Decksq. ft.4,7104,710000
Joints
Pourable Jointlinear ft.300030000
Open Jointlinear ft.6060000
Bearings
Fixed Bearingeach42200
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.314314000
Reinforced Concrete Bridge Raillinear ft.428428000
Deck
Reinforced Concrete Slabsq. ft.6,4206,415500