CO129-094 - Acting Governor Mercer - 1863 [11-10] — Page 220

74

75

216

suggested would answer, the levels of the

natural

ground.

will not admit of it

satisfactorily, and if they did, the points of discharge must be within the Town, vide 52. The theory may be very complete but in practice in Hong Kong it must be ineffective.

Par: 62. Applies only where all the

drains are sewer-connected with all the houses in the streets. This is not so at

be present, I hope it never may

Par. 63/4 Egg-shaped sewers are very

admirable

for

low

gradients, as they

are

designed for a specific object, the prevention

of friction

in the

passage of ordure, and

in

the Collection of

a small body of water in

the most effective manner to pass it through. For main drains where the discharge is

extremely rapid,

such

egg-shape

would be

and

objectionable,

which

are

for intermediate drains

necessarily small the bottom of

Conveniently

the drains could not be

to give the egg form.

Par: 70.

At present

Lessened

or since the Construction

of the Praya, there is no obstruction to the principal port of Victoria, so in some degree the remarks of the Committee hardly apply.

Par: 71/2/3 Require

it is a

no small Consideration

Engineering plan which must be

studied in all its bearings.