Suleymaniye (1557 by Mimar Sinan), Sultanahmet (1617) and Selimiye Edirne (1575) are Ottoman dome masterpieces. Mosques feature 5000 m2 carpet floors, wooden pulpits (minber) and lead-clad domes. NFPA 909 mandates electrical isolation around lead roofs, partial sprinklering sparing carpets, FM-200 at the minber and LED chandelier retrofits.
Mosque Elements
- Dome: Lead-clad stone
- Minaret: Lightning-exposed
- Minber/mihrab: Carved wood
- Carpet floor: 5000 m2 wool
- Chandelier: Electrical
NFPA 909 Strategy
- Passive: Dome compartment
- Electrical LED: Chandelier retrofit
- Minber FM-200: Gas suppression
- Carpet: FR treatment
- Lead roof: Lightning path
Lightning
- Minaret: 40-70 m tall
- IEC 62305: Class I
- Air terminal: Each minaret
- Lead dome: Natural cage
- Earthing: 1 ohm
Crowd Egress
- Friday prayer: 3000-5000 worshippers
- Courtyard: Fallback
- Main door: Outward
- Womens gallery: Separate egress
- Crowd control: Imam guidance
Turkey Historic Mosques
- Suleymaniye 1557: Mimar Sinan
- Sultanahmet 1617: 6 minarets
- Selimiye Edirne 1575: 31 m dome
- Hagia Sophia 537: Converted 1453
- 2020 Eminonu: Yenicami restoration
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Sources & Further Reading
NFPA 909, IEC 62305, Vakiflar Gen Md, UNESCO, Restoration. NFPA 909 Protection of Cultural Resource Properties.