W504

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W504 Asbestos removal Case studies
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Case study 1 Asbestos rope removal gas
production platform

• Removal of asbestos rope insulation from pipework
  on gas production platform
• Asbestos content of rope contains approximately
  95 100 chrysotile
• Comment on procedures adopted

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Case study 2 Removal of asbestos insulating
board riser panels

• Removal of asbestos insulating board riser duct
  panels from block of flats in London
• Asbestos content of insulating board
  approximately 20 amosite
• Comment on procedures adopted

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Removal of asbestos insulating board ceiling
panels

• Asbestos insulating board panels (contain
  approximately 20 amosite) to be removed from a
  school site
• How would you expect the work to be undertaken?
• Consider the following
• Work program
• Removal techniques
• Controls to prevent spread of asbestos
• Decontamination procedures
• Clearance certification
• Any other issues

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Removal of asbestos insulation from under floor
duct

• Asbestos sectional pipe insulation (contains
  approximately 40 chrysotile) to be removed from
  a hospital site
• How would you expect the work to be undertaken?
• Consider the following
• Work program
• Removal techniques
• Controls to prevent spread of asbestos
• Decontamination procedures
• Clearance certification
• Health and safety issues
• Any other issues

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Removal of asbestos spray coating, asbestos
insulating board and asbestos cement sheeting

• Asbestos spray coating to high level beams
  (contains approximately 90 amosite)
• Asbestos insulating board panels as internal wall
  panels (contains approximately 20 amosite)
• Asbestos cement external sheet (contains
  approximately 10 chrysotile)
• All above to be removed from a large warehouse
• How would you expect the work to be undertaken?
  Consider the following
• Work program
• Removal techniques
• Controls to prevent spread of asbestos
• Decontamination procedures
• Clearance certification
• Any other issues

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