This standard applies to natural stone (boulders, blocks, pebbles, crushed stone and gravel) intended for the construction of marine hydraulic shore protection and fencing structures of all classes, as well as protection of the bottom from erosion, pier slopes and beaches, and establishes requirements for its characteristics. This standard does not apply to materials used as concrete aggregates or for decorative purposes.
GOST R 70021-2022 history
2022GOST R 70021-2022 Rock stone for marine coastal protection works and breakwaters. Specifications