Mine support /maɪn səˈpɔrt/ (mining support) Mine support, ore support, are artificial mine structures constructed underground to protect the rocks around the mine from collapse and expansion, as well as to control pressure in the mine. M.s ensures safe work for people at the mine. Depending on the function of the consolidated mine – capital, preparation, cutting and cleaning, etc.: preparation, cutting and cleaning, etc., depending on the main materials being prepared: wood, metal, concrete, etc. (monolithic and aggregate), stone (natural and artificial stone), mixed M, etc.; depending on the service life – bikr, belt (constant or increasing resistance), articulated and mixed k.; depending on the method of transportation at long-term treatment facilities – portable (individual) and mobile (mechanized and self-propelled) M.s