Explosion protection / hazardous area compliance is a must have action prior to any site activity. Sure it is not a follow up action. If still this is the case, not the most loved one for sure – result most of the cases has some remedial, if not full replacement.
Keep up good work.
Arpad
exprofessional.com
The Pre-Startup Safety Review (PSSR) is a critical component in the management of process safety. And shall be trated the same for explosion protection as well.
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A paper manufacturing facility has many hazards that must be considered in
All service providers shall be with Ex personnel competency we used to
The preliminary examination for occupational safety – except in the case of hazardous technology – may be conducted by a person with specialized training and professional qualifications in occupational safety, a person authorized by law, or an accredited institution. The examination of hazardous technology must be conducted by a person with a professional license in occupational safety and Explosion protection.
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arpadveress 
…….of the complete life cycle of an installation, from conception ,design, construction, operation and maintenance till to decommissioning .