66
tank, and Connect it with the
main with suitable stopcocks to
regulate the
supply, render the scheme
perfect, and above all provide for
large demand in exce
other emergencies
of fire
Under authority of Report and
Estimate 1.23 of 1853, two small
School houses
were
erected,
one in
Chinese Hollywood Road the other in
the Wonqueichung Valley; the site
chosen
was on the
for the former side of a steep hill so that one-
level floor
in
the School had to be supported upon a retaining wall 14 feet
in height, the whole however resting upon the natural ground and as
I
imagined a secure foundation; however, subsequently to a heavy fall
67
179
of rain on the 28th May when no less than nine inches
fell
a settlement
was observed in the Northwest angle
of the Building and on the same day a considerable slip of ground
at the base of the hill recurred;
on careful examination of the surface
I found it to be cracked in a variety
of places and with each increasing shower further slips occurred, there
continued to advance until the 19th June when a slip
more extensive
than the former, so far injured
the hill that
was
no less than half
ruptured in such
a
degree