DISCUSSION. THE SUPPORTING POWER OF PILES; AND ON THE PNEUMATIC PROCESS FOR SINKING IRON COLUMNS, AS PRACTISED IN AMERICA.

Keywords: PILES, SUPPORT, PNEUMATIC, PROCESS, SINKING, IRON, COLUMNS, STRENGTH, BEARING CAPACITY, FOUNDATIONS, DRIVING, FORMULAE, BRIDGES, CLAYS, LONDON CLAY, WEIGHT, CYLINDERS, SCREWPILES, VIADUCTS, RAMS, FORCES, BLOWS, LOADS, SCREWING