Extraction of sand and gravel mixtures
Extraction of sand and gravel for building industry; the hydromechanized works at construction of navigation and irrigation canals, constructions of akvatorsky sea and river ports.
Raising of soil by sand alluvium; cleaning of lakes, rivers; deepenings of reservoirs, channels, rivers; expansion of beds; alluvium of platforms under beaches; soil alluvium under construction; any volumes. alluvium of dams, dams and the coastal areas under beaches; arrangement and upclassing of...
Group: Extraction of sand and gravel mixtures