Special constructional works

These works are intended to move loads of artifacts to be based on grounds, or to give grounds features of resistence and non-deformability, and also to keep tax on artifacts steady , and to prevent earthquake proofs, to make antiseismic existing structures.

It includes pileworks and micro-piles, underpinning, piling and supporting walls, anchoring , works for recovering static function, stability of slopes and drainage, waterproofing and reinforcing of soils.