The stone is rubble

Quarrystone (rubble stone) — pieces of a stone (limestone) irregular shape, no more than 500 mm in size on the greatest measurement and weighing up to 50 kg.

Quarrystone can be fragmentary (irregular shape), plitchaty (plitnyak) and postelisty. Receive quarrystone development of the local sedimentary and cast-out breeds meeting the requirements for durability, frost resistance and water resistance. The stone used for construction has to be pure, without cracks and stratifications.

Apply to construction of dams and other hydraulic engineering constructions, a laying of the base and walls of not heated buildings. A large number of a rubble stone is processed into crushed stone.