DEWATERING METHOD

摘要

PURPOSE: A dewatering construction method is provided to perform a function of a coffer dam, in spite of partial damaged to a tube, by utilizing two symmetrically combined tubes. CONSTITUTION: A dewatering construction method is as follows. A tube(200), filled with air, is installed at the boundary of a dewatering region of a flooding ground(100). Water is injected in the installed tube. The tube is sunk on the top of ground. Water is discharged from the boundary of the dewatering region which is surrounded with the tube(200), filled with water. A weight(250) is installed in the tube and clinched on the flooding ground. The location of tube is adjusted by using the induction line connected to the tube. The tube is made of a waterproof fabric.