| Material | Density (kg/m³) | Density (lb/ft³) | Notes | | :--- | :--- | :--- | :--- | | Gravel (Dry) | 1,520 - 1,680 | 95 - 105 | Loose poured | | Gravel (Wet) | 1,800 - 2,000 | 112 - 125 | Compacted | | Sand (Dry loose) | 1,440 | 90 | Plastering sand | | Sand (Wet compacted) | 2,080 | 130 | Concrete sand | | Crushed Stone (Base) | 1,600 - 1,800 | 100 - 112 | Road base | | Earth (Topsoil, dry) | 1,200 - 1,500 | 75 - 94 | Landscaping |
However, in construction materials, "density" can refer to three distinct concepts, which are often outlined in detailed PDF technical guides: density of building construction materials pdf