This International Standard specifies terms and definitions of the main types of mechanical equipment for pile driving/extracting, such as pile arrangements on the construction site, pulling, installation of piles at the point of driving, driving and extraction of piles, pile head crushing, etc. Machines for non-mechanical processing, such as the injection of small piles with supporting fluids, are not dealt with in this International Standard. NOTE Annex A shows examples of pile driving and extracting equipment.