The Daily bulletin. [volume] (Honolulu [Hawaii]) 1882-1895, 1886-06-07

can ptupthNly utVl ctS"fW-~Nh NeI
mains Ia I'LL our streets, Of sufficient
diameter To feed such hldrauts;
aud 2hri--Addnional clslerns.
have not made any calculation MS
to how large the aperture at the
hydmnls would require ITO ho, AT
ivnlhn has already been called TO
the fact that the aperture Of tho
prosont h,e plugs Is considerably
larger than tho streams the engines
throw, hut ,hut this excess " cupa-
city In more than neulrulizcd by the
low pressure ~ which tho plups aru
supplied, us compared with that NJ
which the cnginus work. These
respective prcssuros holng known,
tho question of how large IN open
Ing NJ tho lower pressure will deliver
Us much water w. n given opening
Ut The higher, is ono which any
hydraulic engineer can readily
answer, " muy 10 remarked IN
passing that there arc ccltin locnll-
ties where the Nro plugs Nrc not
near enough To zach other 10 onnblv
the ilro department to work 10 abe
hest advantage, A slight increase
In tho number ~ well us IN entire
reformation In the capacity of the
plugs nrclhu remedies Indicated, 80
fur IN this branch OF the subject Is
concerned.
with respect to larger street
mains, substantially the same con-
sid, ralons should control rs IN The
uaso OF the Ire plugs, The mains
IN all streets should br large enough
To supply az IcO1 four plugs or
MIGRANTS Of tho capacity above lnd'-
Gated. IL mny bo suid TINT we hive
only four steam engines aud In no
case OF ilro would they all require TO
take their water from the line OF
one street. To this u may he re-
piled TINT we have hand engines
which, IN case of u large lllc can be
made useful, provided sufficient
water can be ob,uincd, aud fuithcr-
more that M one result Of such
future growth Of Honolulu as we
hope and expect 10 see, tncrc must
come Of necessity u larger fire de-
pnrlmcnt aud more engines. The
rrow.mIndedncss winch cannot np-
pIccMle future crowd, aud the
iwopppny pursImony which IL I'm.
willinu 10 provide for is rcouIl @.
ments would bc sadly out of place
in the present emergency. Accept.
Inp tie above rs tho minimum
standard Of efficiency for street
mains, IL follows that The mnil
trunks must be considerably larger
the mnin In any one street b, Ing u
least equal 10 the united cnpacil,
OF oil the other streets supplied iron
u. The cnlibre OF pipes require,
In tho various streets to meet tn
above indications can bo arrived u
by very simple calculation. II
nIn correctly informed, The prcscn
Nuunnu street mnin IL Of sulllcicn
capacity 10 supply, on Tie alloy
bnsis, Ill that portion Of tho eli,
WHICH W utDtUucUt vi tUt INHUUU
reservoir for liz wntcr. The dc
llcicDcy " In tho subordinate part
VI The system and therefore tb
more cpsily romcdird.
Finally, there should be provide
NJ once, two or three additional cis
terms. The cost VI cODstructiD
those need not be great and tbcI
ynluc ~ demonstrated In the light 4
recent experience would bc iOcor
icsiublc. A tank fifteen feet sqOai
and OF The same depth, viii bol
over TWEEN y.tbrce Thousand gollon'
and IL surely could be no very dill
cult or expensive operation ~ III
such u PIT, line II win brick ~,
cement and cover IL over III
value " bUcli cistcrDy ~ we no