, 1869-09-05
fuSl,AY, Rl;l'TEMl'i:R s. ls;D.

ps,. deuvefsa. scuda1 t1 rrt.,1a et:'ts r. we+s.
tthtssxA IL
---- 1--4---7 = - ----.------ -
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TIE "A7ka eurFLT'
I''0re can Il" no h''b)eot III h'nrn 3nImr-
tanr" III Tho ~h'ln l'"nla NJ iarKo nsty
liza" thai ii h'a xHseF supply. Tho fAola
regarding Ill" waller supply II Chicago arn
fr~ A'4' "sc II! asstsss"H Importance. TIM
i"l" 1nsnnl In. a on5ao!sy "a supply TO-.
ts","H' H"''u'!s oe watns par Hay. It Ia iu,.
material how many pumps ,nny l'e employed,
shn tunnel can only furnish that nnvslnt.
Tho water reoo1yo'l by thu tunnrl II liftnA
isom Tho ~clla l,y oeFtain snEines, whHAn oa-
pacity III necessarily limited. 1hers ara TIRES
englnca now Al the water work., which
ha>n pumping capacity respectively Of
l0,ooo,tno, lo,hM,0oo. AMI s,o0o,0t Of
g.!lcnh per day. To these it il proposed to
Ell another engine Of tho largest size,
uhich will increase the total capacity to
III, ,O00, 100 Of Callons-a fraction graatar
hsn the supply If the tunnel. For obvious
reasons, however, these engines cannot. cr-
cfrt for brief period and under sudden
emergency, be worked st the same tune.
Not more than one OF the large and one OF
tie mall ones ought to be e1nployod at one
time There il, Of necessity, a constant
liability to accident, and there must be
always q force held in reserve to meet suoh
css,'al.ies. At present the capacity OF the
engines is g, 900, 900 Of gallons, but. should
tho largo one be unemployed. the SUD-
plv falls to aO.ooo. .0Oo. and nrono--
tinnntelv in case either of The o+ho-z
be held In reserve, Tho put,n;oo can.citv
therefore, ought aIvoys. to avoid MI con.
tirgcncios, to be twice thst Of the amount
Ct water reeded bS the nnbhc In 1ecc
previous to III. completion of tba r,ts Tnn'
mel. the amount Of wafer c,nsnrna,, oxa--
aged s.Gs1 $50 -,llons doi1r n MN,
1867. the tunnel ra,er vos nsad for ,ho 49,
time, and in TIN: vea,. Of which The Like
Tunnel wso used only nine months. tho
amount Of water used reached an avpraoa
Of ll.3Go 900 gallons per dav. In 1sGs
tAis consumption increased to 1eooo ooo
Gallons ClItT. Increase N0u4l tn fifh mill
ions pcr day. and being nearly tx;cc No
much as was used in 1866. At the c]oso of
1875 the number Of buildings sunn,;ea p;,h
water was a3,4s7, md the length Of nina of
alI kinds sG;l miles,
The demand upoo tbe vnfer scrvica d,r.*
inp tEc nre,ont rear ,ecaesor;,r ;s r-oo,a.
t},a, tt,t ~ 1.et ,.o- $500
.,ore had m ,,-ot-,,,oa r,.ao. -
raw rn.,h.- T,+ ,,,>s,, zsrs-a1 a.ea..: 5
.rer,. morn thnn nennilr rs1, ~ ao,,n1an
tim. boe nm nm - q, mn oon r,
aouo,. ao.r,- .a, 'u'o ,'s,t w u
e - ~ s 'ao e'A-
f ~ Wv 'ee' o1pps, Au' .at u e1-
~ -. pa.!ps - eAl'"e''s VI 'no '"o
~ 49, - sa.x;na ~ ,eco - III tN11~ pe'ue
fail short ~ twentv ,o;,,;ans ~ 49, y 49, 49,
il no,,]r ,or., ~ 49, aasta-,aa:.o .sa.
oncbt ~ ho do,.aa,ss - ~. .i4'''
-,ith .ho nad,t;oro1 ,as,s oaesn ae PDAA'p'' o'eN
Te+;,n,tin, tho ,on,,1n.;aa =. ooo mn
.bo nr-,ho- hn;1,;,, =, $500 w. 49,
.his is cous1 TO q b1,n,,1v NJ s,v.~.saron ,,o1
IN oach hni15;n, NV d,r H..
c,essc u, ,ho ,,,nr,, ,~o.,o -. ~ Att, -
~ ,r,t.- III, s,;1 ~. .:.-: = ,a-r
i, ,ran bs,,o 800, ~ a.. os.:.s y
Of tbe i.Se Tnnns1 - ~ '1 = ~'s'Ds''s
noforo cars;do-;n,
moot I'm fr,,,,o 80, - ~. a." :. 100 ~
Il, bc considered .vho, n,oa,-.;., r.