Narrative of the Voyages and Services of the Nemesis from 1840 to 1843: And of the Combined Naval and Military Operations in China: Comprising a Complete Account of the Colony of Hong-Kong and Remarks on the Character & Habits of the Chinese. Second EditionHall, W. H. (William Hutcheon), Sir
History
Narrative of the Voyages and Services of the Nemesis from 1840 to 1843: And of the Combined Naval and Military Operations in China: Comprising a Complete Account of the Colony of Hong-Kong and Remarks on the Character & Habits of the Chinese. Second Edition
Hall, W. H. (William Hutcheon), Sir
China -- History -- Opium War, 1840-1842; Hong Kong (China); Hong Kong (China) -- History; Nemesis (Steamer)
It was evident that the broken paddle-wheel could not long hold
together, and scarcely any one thought it possible to save the broken
portion of it from being lost. But a little ingenuity, stimulated
by the necessity of the moment, often suggests the most effectual
contrivances, which are, after all, the most simple. The great object
was to secure it temporarily in some way or other; so that, as soon as
the rim became completely broken through, the mass might hang suspended
by some other means from the ship's side. The vessel was rolling
heavily, so that there was little chance of being able to pass a rope
round it; but the ingenious thought quickly suggested itself, that
one of the large boat-anchors would make a capital fish-hook for the
purpose. With this, one of the arms was at last caught hold of, and
supported, until the rim was completely torn through; and then, by
means of a tackle, the large broken portion of the wheel was, with some
difficulty, hauled on board.
So far there had been good fortune in the midst of trouble, for, had
this portion of the wheel been entirely lost, there is good reason to
fear, as will presently be seen, that with only one wheel, which might
also have easily become injured, the unfortunate Nemesis would very
probably have been unable to outlive the still worse weather which she
afterwards encountered, and would have scarcely reached a port, even in
a sinking state.
And here we may make two observations. First, that the practice of
taking off the float-boards under sail, which, in some steamers, is
made a regular exercise for the men, at all times materially weakens
the paddle-wheel, particularly in a heavy sea, and may endanger it
altogether. Secondly, that an additional paddle-ring, running round the
centre of the paddle-arms, and tying them together, contributes very
much to the strength of the wheel; and further, that the paddle-centre
should never be made of cast iron. It is the most important part of
the whole wheel, and should have the utmost strength, which wrought
iron alone can give it. It should here be mentioned, that even on this
occasion eight only, out of the sixteen float-boards, had been removed,
otherwise very probably still more serious damage would have happened.
In order to provide against the recurrence of any similar accident,
orders were subsequently given, to prepare several small bars of iron,
which were to be screwed on in the place of every _second_ float-board
removed; so that, if eight float-boards were taken off, four small bars
of iron would be put on in their places. Thus the wheel would not lose
its proper support and connexion. But, from the experience which had
now been gained, it was rarely afterwards thought expedient to take the
float-boards off at all, and certainly only in smooth water, and with
every appearance of settled weather. The portion of the paddle-wheel
which had been torn away on this occasion comprised no less than
Public-domain text, read in full here on John Shaqi.
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