Adjoint Technique Territorial

Concours Adjoint Technique Territorial — Principal de 2e classe (France)

Core Technical Trades EquipmentEnglish

Practice session

When repointing and repairing historic limestone masonry on a centuries-old municipal chapel, why is natural hydraulic lime (Chaux Hydraulique Naturelle - NHL 2 or 3.5) mandated rather than standard Portland cement (Ciment Portland)?

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