types of solidifying material into a subsurface through a drilling apparatus during the drilling operation the drilling apparatus may be removable and reusable used to create a micro or mini pile for soil stabilization or alternatively it can be left in place to be used in conjunction with grout and similar materials for forming an anchor or load carry pier a solidifying material swivel a drive connector and a drilling apparatus in combination are attached to a power drive unit in one preferred embodiment the drilling apparatus remains within the soil subsurface encased in solidifying material in another preferred embodiment the drilling apparatus is removed leaving a homogenous pile of solidifying material behind application_number US 42332306 A description it is to be understood that while grout is the solidifying material of choice the present invention is not limited to use with grout rather it should be apparent that any solidifying material capable of being pumped under pressure may be used as used herein the term u201c drilling apparatus u201d is meant to included all shafts drills bits tools and the like capable of expressing solidifying material during the drilling process be it during insertion of the drilling apparatus during removal of the apparatus or both referring to fig1 in a preferred embodiment the soil stabilization and anchorage system of the present invention 10.