Ballast Water Management

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Ballast Water Management
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Ballast Water Management

• IMO Res. A.868(20) Guidelines for the control and
  management of ships ballast water to minimise
  the transfer of harmful aquatic organisms and
  pathogens

• IMO is working on a mandatory annex to Marpol
  73/78 with basis in the Guidelines

• ICS/ Intertanko Model Ballast WaterManagement
  Plan

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Ballast Water Management Control Strategies

• Emptying and Refilling of Tanks
• Flow Through Method
• Reception facilities
• Thermal Methods
• Filtration
• Disinfection including ultraviolet light
• Risk Based Ballast Water Management Approach

Current
Future
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Ballast Water Management Possible Hazards

• Deficient Stability
• Excessive Hull Girder Bending or Shear Forces
• Excessive Torsional Stresses
• Structural Damage of WBT Tanks
• Structural Damage to Flat Bottom Forward
• Loss of Manoeuvrability
• Structural Damage due to Over/Under Pressure
• Personnel Safety

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