Fire protection – Combustible Shielding in Instrumental Buildings Daniel Rosberg - WSP AB Dan...
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Transcript of Fire protection – Combustible Shielding in Instrumental Buildings Daniel Rosberg - WSP AB Dan...
Fire protection – Combustible Shielding in Instrumental Buildings
Daniel Rosberg - WSP ABDan Madsen – Grontmij AB
Fredrik Jörud – ESS AB
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Planning and Building Act (ESS-0002382) Natural Fire => roof steel members No resistance & pillars 60 minutes
OK
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Radiation Protection Act (ESS-0001051)
• “As far as reasonable practical, non- combustible materials should be used in installations”
• “Detect and extinguish quickly those fires that do start”
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General Safety Objectives (ESS-000004) Ionization radiation
> 1 mSv to public within a return time of 10 000 years
> 20 mSv to public within a return time of 1 000 000 years
Demonstrate how to avoid:
> 100 mSv to public within a return time of 10 000 000 years
Recommendation to limit loss of property (ESS- 0001126)
> 7 M€ => AUT SUPPRESSION
> 50 M€ => AUT SUPPRESSION + ANALYSIS
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Purpose: Evaluate how to handle the combustible shielding to meet requirements
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SUMMARY
Install sprinkler in caveInstall sprinkler in hall ceilingAllow only redesign of 1 instrument
simultaneously OR apply 5 m safety distanceKeep HGV on 10 m distance to unprotected
fire load Keep field offices/labs on 2 m distance to
unprotected fire load