METHOD OF FORMING DESCENT FROM DUMP Russian patent published in 1997 - IPC

FIELD: mining and construction industry. SUBSTANCE: method can be used in dumping earth and rock at opencast mining of mineral deposits and also at filling construction sites. According to method primary fills are formed with hollows in longitudinal slopes and covering them with additional prisms of earth adjacent to hollows. Then, earth and rock of each additional prism and of slope adjacent mass is displaced into hollow longitudinally and laterally. Formed on hollow sections are unloading sites for filling them with road covering materials. Given in description is analytical dependence for determining volumes of rock and earth being displaced. EFFECT: high efficiency. 4 dwg