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gptkbp:instance_of
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gptkb:infrastructure
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gptkbp:academic_programs
|
civil engineering feat
|
|
gptkbp:cargo_types
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general cargo
bulk cargo
containerized cargo
liquid bulk
|
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gptkbp:collaboration
|
Canada and United States
|
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gptkbp:connects
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gptkb:lakes
|
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gptkbp:construction_started
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gptkb:1954
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gptkbp:control_system
|
electromechanical
|
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gptkbp:coordinates_with
|
Canadian and U. S. authorities
|
|
gptkbp:dam_type
|
artificial waterway
|
|
gptkbp:economic_impact
|
job creation
|
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gptkbp:environmental_impact
|
ecosystem changes
|
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gptkbp:facilitates
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gptkb:trade
|
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gptkbp:first_lock
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gptkb:St._Lambert_Lock
|
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gptkbp:function
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gptkb:navigation
|
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gptkbp:future_plans
|
environmental assessments
sustainability initiatives
upgrades and expansions
technological improvements
|
|
gptkbp:historical_event
|
gptkb:opening_ceremony
|
|
gptkbp:historical_significance
|
gptkb:economic_development
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Saint Lawrence Seaway locks
|
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gptkbp:importance
|
international shipping
|
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gptkbp:key_concept
|
gptkb:15
approximately 30 minutes
manual and automated
|
|
gptkbp:last_lock
|
gptkb:Iroquois_Lock
|
|
gptkbp:length
|
approximately 3,700 kilometers
|
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gptkbp:location
|
gptkb:Saint_Lawrence_River
|
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gptkbp:lock_design
|
chamber design
|
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gptkbp:lockage_fee
|
toll-based system
|
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gptkbp:lockage_statistics
|
annual traffic data
daily traffic data
monthly traffic data
|
|
gptkbp:maintenance
|
seasonal
|
|
gptkbp:navigation_system
|
weather conditions
ice conditions
April to December
|
|
gptkbp:number_of_rooms
|
multiple chambers
|
|
gptkbp:opened
|
gptkb:1959
|
|
gptkbp:operated_by
|
gptkb:Saint_Lawrence_Seaway_Development_Corporation
|
|
gptkbp:operational_status
|
active
|
|
gptkbp:power_source
|
hydroelectric power
|
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gptkbp:safety_measures
|
navigation aids
|
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gptkbp:total_lift
|
up to 76 feet
|
|
gptkbp:tourism
|
gptkb:attraction
|
|
gptkbp:type
|
gptkb:Lock
|
|
gptkbp:used_by
|
cargo ships
|
|
gptkbp:water_management
|
water management
|
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gptkbp:bfsParent
|
gptkb:Saint_Lawrence_River_system
|
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gptkbp:bfsLayer
|
6
|