Abstract
In this paper, the author intends to describe how the “Kotaka” (a little river gun boat) was lifted by a crane and put on board a ship when she was transported from the Tama Dock Yard, Japan, to Shanghai.
The hull of the boat is not so strong since she ha s very light scantlings, but she displaces 60 tons at the normal condition and her weight lifted was such amount as 53.5 tons. Therefore, it is a rare case to do such a work, and there were troubles to be overcome.
You will be interested in the author's explanation about the following items : -
The outline of the subject.
The general feature of the “Kotaka”
The calculation for the lifting arrangement.
The result of the work. etc.
