Raw Materials Stockpile Survey is a volumetric survey or quantity survey of aggregates, minerals, and objects stored in a facility, warehouse, or inventory. The purpose of the earthworks quantity survey is to determine the extent of the stockpile, identifying potential issues which will affect the stocks related to inventory management, production planning, and supply chain optimization. Raw Materials Stockpile Surveys are commonly conducted in various industries of manufacturing, construction, mining industry and energy sectors.