bergmaterialers
Bergmaterialer, or rock materials, are natural rock-based materials used in construction and infrastructure projects. They include sands, gravels, crushed stones, ballast, and related aggregates derived from quarries and open-pit mines.
They are typically categorized by particle size into fine aggregates (sand and fines) and coarse aggregates
Extraction and processing involve quarrying, blasting, crushing, screening, and washing. Quality control focuses on particle size
Applications include concrete production, asphalt and road construction, unbound road bases, drainage layers, and railway ballast,
Environmental and regulatory aspects cover landscape changes, dust, noise, water management, and site rehabilitation. Many regions