METHOD FOR CONSTRUCTING A UNDERGROUND WORK AND WORK SO OBTAINED

摘要

METHOD FOR CONSTRUCTING A UNDERGROUND WORK, IN PARTICULAR A TUNNEL, OF THE TYPE ESSENTIALLY COMPRISING: THE CONSTRUCTION OF A FIRST LONGITUDINAL UNDERGROUND CONDUIT; CONSTRUCTION OF A FIRST SIDE WALL, PREFERABLY CONCRETE, SUBSTANTIALLY VERTICAL AND DELIMITATING A FIRST SIDE SIDE OF THE WORK, THIS WALL BEING OBTAINED BY FILLING A TRENCH 8 CREATED FROM THE FIRST CONDUCT; THE FORCING OF A SERIES OF FIRST TUBES 11. / P P THIS PROCESS IS CHARACTERIZED IN THAT IT CONSISTS TO BUILD AT LEAST ONE OF THE SAID THESE PIPES SPECIFIED USING A SERIES OF SECONDS TUBES 15, MECHANICALLY RESISTANT, FONCES IN THE SOIL; TO THEN CREATE THE TRENCHES SPECIFIED FROM FIRST OPENINGS PROVIDED ON THE LOWER LEVEL OF THESE SECOND TUBES AND TO FORCE THE FIRST TUBES FROM SECOND OPENINGS 17 PROVIDED ON A SIDE SIDE OF THESE SECOND TUBES.