12.
estimated cost of if not trebled.
12.
the Harbour was doubled;
Profiting by the experience of
others the details of construction of that portion
ཏཏྠ '
of
the Alexandria inner mole and Quays which had to be built on a
on a bad
bad foundation
were reconsidered and radical changes
were introduced into the design.
13.
The inner works of Alexandria
Harbour have some.
striking points of
resemblance with the proposed Praya
Reclamation. Both schemes embrace the
reclamation of a large
the
Ra
area
of land
land dong
frontage of a great Port and in
each case on
: portions of the Quay walls
the
foundations are bad,
before
depth of soft mud
CLO
a
there is a
great
hard bottom is
reached . The length of wall at Alexandria is come what less than that of the proposed
Praya, but the area
of land reclaimed
is considerably greater . The following . comparative statement shows the
maximum depth
water and mud
water
depth of wa
in
J
in the two Ports: -
Maximum depth of
water below mean
level
Dea
Maximum thickness
of
mud
Maximum depth of
hard bottom below mean sea level...
14.
Hongkong
Praya
a0
13.
54
Alexandria
On line suggests parationed Rooke.
by
Sir John Mole
37
52
45
36
22
33
70
69
78
The
· point to which I wish to
call special attention is the subsidence of the rubble mounds at Alexandria . Instead of
a
in
tue
uniform settlement taking place found (more especially in
in the case of the heavier mounds in deep water) that it frequently happened that comparatively- little subsidence took place until the mound
was
nearly completed. A sudden settlement would then occur, and I have
on
a repeated occasions known it actside
during a single night as much as 7 or 8
and
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