A specialized production base that is on the right of ownership or on another legal basis (lease agreement, gratuitous use, trust management) with a land plot with access roads for vehicles and / or dead-end railway access roads on the right of ownership and / or lease, places for storing cylinders with oxygen and propane, enclosed spaces or places paved or having a hard concrete or other coating for collecting (preparing), storing and processing scrap and waste of non-ferrous and ferrous metals, storage facilities or closed metal containers for explosive scrap and waste of non-ferrous and ferrous metals, equipped with means fire extinguishers, service premises or residential cars to accommodate working personnel