HELPING THE OTHERS REALIZE THE ADVANTAGES OF CONSTRUCTURE

• เสาไมโครไพล์ เหมาะสมกับงานประเภทใดบ้างAs soon as the casing has become advanced to rock, the inner drill rod, down hole hammer, and bit are extracted leaving the cased gap and open rock socket. Metal reinforcement is then reduced through the casing and to the rock socket.