Good plastic mortar will be the salvation
of
our masonry,
and I,
found it essential to use a mortar mill both in Brazil and Portugal where we had precisely the same
sort
of
lime
as we have here, in all works
of any importance. Junnels Bridges to
Puddle.
my
doubts
24
to the Coolies
I have
working up this Canton Clay properly with their feet, the best of this clay is hard and bumpy and will have to be worked up with grafting tools and Europeans with Navy Boots, there is with
our Canton Clay portion of silt or a sandy
The best being hard blue compact
a considerable
alluvial
...
only be reduced by Pugging it.
...
of temps which can the most careful working and if a small Engine is to be had a Pug mill ought also to be sent for, of good diameter and with two sets
Aniries, with instructions to have the Vertical shaft of thorough good iron and Stronger than is usual in
ordinary Pug mills for brick making
purposes.
Hoisting Engine.
This is another thing really necessary for the economical and speedy execution of these works. This ought to have two cranes strips with false bottoms, each skip to hold about 75 of a Cubic yard.
...
they
are ...
quite
...
in
in England and have been found
287
profitable and useful. The Thames
Embankment contractors and Metropolitan Railway Contractors have them
in constant use.
In our work, one of these Engine's could do all the excavation in bottom of Reservoir, hoist out all the large stones without blasting and serve all the purposes of a swinging crane.
...
the above requisites would more than pay for themselves before
these
works are completed and afterwards
would be to
your
department valuable property for any other work in the
Colony. If this machinery is sent ordered from England, duplicate Brasses with
one sett of patterns for
each ought to be sent along with
them.
Mr Rawlinson is thoroughly conversant with all the above sort of things.
can tell where they
are to be had cheap:
As a matter of economy I think there
no doubt about having them
and as
a matter of security construction of an important work like this I must say that they are all
desirable.
W. Wilson Esq
Surveyor General.
[...]
(True Copy.)
Bruction
EX
good plastic mortar will be the salvation
of
our na
masonry,
and I,
found it essential to use a mortar mill both in Brazil and Portugal where we had precisely the same
got
of
lime
as we have here, in all works
of any importance. Junnels Bridges to
Puddle.
my
doubts
24
to the Cooles
I have
working up this Canton Clay properly with their feet, the best of this clay is hard and bumpy and will have to be worked up with Grafting tools and Europeans with Navy Boots, there is with
our Canton Clay portion of silt or a sandy
The best being hard blue compact
a co
considerable
allurial
zxresd
only be reduced by Pugging it.
است
of
temps which can the most careful working and if a small Engine is to be had a Вид Pug mill ought also to be sent for, of good diamster and with two setts
Aniries, with instructions to have the Vertical shaft of thorough good ron and Stronger than is usual in
ordinary Pug mills for drick matting
purposes.
Hoisting Engine.
this is another thing really necessary for the economical and speedy execution of these works. This ought to have two cron strips with false bottoms, each skip to hold about 75 of a Cy
су
they
are zrace
quite
COPIIRILOU
in
in England and have been found
287
profitable and useful. The thames
Embartiment contractors and Metropolitan Railway ditts. have them
inconstant use.
In our workto one of these Engine's could do all the excavationi in bollomr of Reservoir, hoist out all the large stones without blasting and serve all the purposes of a swinging crane.
a
the above requinties would more than pay for themselves before
these
works are completed and afterwards
would be to
your
department valuable property for any other work in the
Colony . If this machinery is sent ordered from England, duplicate Brasses with
one sett of patterns for
each ought to be sent alon. with
them.
Mr Raulinson is thoroughly conversant with all the above sort of things.
can tell where they
:est and best.
arvać
are to be had checp:
As a matter of economy I think there
no doubt about having them
the
cazz
be
and as
ise
a matter of security construction of an important work litte this I must say that they are all
desirable.
W. Wilson Esq
Surveyor General.
[og" ) . _ ). R. Nydd.
(True Copy.)
Bruction
EX
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