TOOL BOX TOPIC | GRIT BLASTING

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Safety in grit blasting
Grit blasting tips for better safety

GRIT BLASTING SAFETY

  1. Grit blasting on live equipment or plant can be hazardous and requires proper precautionary measures to control the associated hazards.
  2. Grit blasting in hazardous/restricted area shall be covered under Hot Work permit, which must be authorized prior to start the work
  3. The persons involved in grit/shot blasting activities must have required training to carry out such works.
  4. Filters must be used to prevent entry of oil mist or toxic substance in the air supply hose. Filters should be replaced from time to time.
  5. The couplings on air supply hose shall be properly pinned or wired together to prevent departing under high pressure.
  6. The couplings on air supply hose shall be properly pinned or wired together to prevent departing under high pressure.
  7. Grit/shot blast nozzles must be equipped with safety release grips, or “dead man grips” so the nozzle will shut off if dropped accidentally.
  8. Grit blasting on sub-sea line topside modification ensure drowning hazard and take safety measures.
  9. Grit/shot blasting equipment must be properly grounded (earthed) to prevent accumulation of static charges
  10. Ensure the provision & use of required protective equipment during the work:

  • Grit blast hoods must be of approved design and duty.
  • The workers deployed for assisting in grit blasting shall also wear safety goggles as minimum protection and face shields must be readily available at the site.
  • Hearing protection is required if noise levels exceed 85 dBA (decibels).
  1. Grit blasting areas must be barricaded and partitioned to prevent grit/shot ingress into adjacent work areas
  2. Take account of wind direction and speed during grit blasting activities
  3. A separate procedure is to be developed involving concerned teams for grit blasting on the live wellhead.
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Saurabh Ranjan is Founder of rlshumancare.com. I have dedicated & committed to publishing some innovative content and useful topics regarding Health, Safety & Environment, which will help and awareness to people for daily life. Also trying to continually improve my content for better awareness and suit to dedicated people.
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