It is constructed of rigid material such as stone, masonry, concrete, steel or wood.
NON-RIGID TRAY (EMBANKMENT DAMS)
It is constructed of non-rigid material such as earth, tailings, filler, etc.
• Earth dam - gravel, sand, silt, clay, etc.
• tailings dam - wastes or wastes from mines
• Rockfill dam - Rock material that supports a waterproof material on the face u / s
• Rockfill composite dam - Rockfill on the d / s side and embankment on the u / s side
• Ground dams are provided with a section of stone masonry or concrete overflow (spillway). These dams are called compound dams.
• In some cases, part of the length of the dam is built as a prey of earth and the rest (excluding the landfill) as a masonry dam. These dams are called masonry with earth dams.