METHOD FOR COMMUNICATING BETWEEN A WATER EXTENDER AND A HOLLOW TUNNEL UNDER THE BACKGROUND OF THIS EXTEND OF WATER

摘要

THE INVENTION CONCERNS THE COMMUNICATION OF A BODY OF WATER WITH A TUNNEL PROVIDED UNDER THE BOTTOM OF THIS BODY OF WATER. /P P THIS COMMUNICATION IS CHARACTERIZED IN WHAT IT IS DONE UNDER THE 'TUNNEL END 8 A PIT 11 FOR RECEIVING THE LAND FORMING THE ROOF 12 OF THIS TUNNEL END AND THEN CAUSING THE COLLAPSE OF THIS ROOF. /P P THE INVENTION APPLIES PARTICULARLY TO THE CONNECTION OF A SUBMERSIBLE PIPE AND A PIPE PLACED IN A TUNNEL.