OPEN CHANNEL FOR SOFT GROUND HAVING DRAINAGE ROOM

摘要

THE PRESENT INVENTION RELATES TO A DRAINAGE SYSTEM FOR SIMULTANEOUSLY REMOVING THE SURFACE WATER AND THE UNDERGROUND PORE WATER IN A SOFT GROUND DEVELOPED BY DREDGING AND RECLAMATION, PARTICULARLY, THE PRESENT INVENTION IS TO FORM A DRAINAGE ROOM WITH A PERMEABLE MEMBER FORMED OF A NET OR A POROUS PIPE IN AN OPEN CHANNEL, ENSURE AND MAINTAIN A STABLE DRAINAGE ROOM BY FILTERING FOREIGN SUBSTANCES FLOWING INTO AN OPEN CHANNEL WITH A PERMEABLE MEMBER, AND KEEP THE DRAINAGE ROOM STABLE EVEN IF ANTI-BUOYANCY WEIGHTS ARE PROVIDED TO ADJUST INSTALLATION DEPTH OF THE OPEN CHANNEL, THEREBY IMPROVING EFFICIENCY OF THE OPEN CHANNEL WITHOUT INTERFERENCE WITH THE FLOW OF SURFACE WATER OR UNDERGROUND PORE WATER. [FIG. 1]