| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a pile driving pontoon capable of easily driving a pile at a desired position. <P>SOLUTION: A pile driving pontoon 1 includes a pontoon body 2 movable on the water, and a pile body holding part 3 that is provided in the pontoon body 2 and, when driving a pile body 11 into the water bottom ground, holds the pile body 11 at a predetermined position in horizontal direction and holds the pile body 11 so as to be relatively movable in vertical direction. The pontoon body 2 has a first guide part 5 that can guide the pile body holding part 3 in horizontal direction. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
