The Locomotive - Lighthouse Survival Blog

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PUBLISHED BY THE HARTFORD STEAM BOILER INSPECTION AND INSURANCE COMPANY.
Ni.:\v Skkiks—Vol. XIV. HARTFORD, CONN., JANUARY, 1893. No. 1.
The Arrang-ement of Feed Pipes.
There .seems to be something ;il)out feed pipes that i.s trouhlcsoine to understand,
for we frequently find them put in in unintelligent and dangerous ways. The prevalent
idea in some parts of the country seems to be that all that is really necessary is a hole in
tiic boiler, anywhere, with a pipe screwed into it, through which water can be pumped.
Now nothing could be more erroneous than this, for the feed pipe is a very important
thing, and needs the most careful consideration.
Fig. 1. — A Dangekotts Feed Connection.
To illustrate some of the common defects that we find in our regular work of
liis]»ection, we jiresent Figs. 1. 2, and 3, which are taken from a report recently sent in
Jijl a aingle inspector. Fig. 1 shows the back end of a pair of boilers, the rear wall of
the setting being removed for greater clearness. The feed pipe, C, comes along the
floor until it is nearly opposite the middle of the setting. It then rises and branches to
the right and left, turning in through the rear wall of the setting, and then upward into
Hh! boilers, which, it will be seen, are entered from the bottom. Stop-valves were pro-
vided at W, and a check-valve was put in the main feed pipe at C. (fT'is merely a
union fitting.) The boilers were set over separate furnaces, and had separate steam
drums, with stoii-valves in the steam pijjcs. It will be seen that there is nothing to
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