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Piles knock prismatic prestressed concrete with longitudinal reinforcement rods, of high-wire strands semiprovolochnyh without transverse reinforcement solid section dimensions 30x30 cm in length from 4, 5 and 12 m is recommended for cutting through the piles of sand and the average density of loose, sandy loam and plastic fluid texture, loam and clay-tight, soft and tekucheplastichnoy and fluid consistency, provided that the piles are embedded in the soil at the depth, or protrude above the ground surface to a height of no more than 2 m at their location within the premises of the building (structure).
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