New-York tribune., 1871-06-14

Brick in arches and side facing
Total sou,re
c aTiais from We fScy' 5ns sS sIi M % @ ms IN
where the agrenc passes over low soans ~, na
sonr, end rcnr,1 for depressed bottom Of M t9 miles At the
Sge5 Sssr fls ,Sa Sao@ Sl aS a sa Sei inches & tS
"pJ res feet extra width base Oiie side walls also increased ad
the proportion san concrete and mortar for stone yor
,S,r aS 20 on TS iouaso1 an % aa to that esesysacH
over % y gSts9 s G ,a6ssG Gs 'i aaat as one Sa
Of the Aquuct covered with earth to sufficient deP'n Nv
| tect it fom frost.
"To pass the line and The land noe n
h. been on,Scd under $ the AGGen, one 1TfDh oas @
Those Of one and bali foot span are Of sa1 nssoS which
Of wened stone no, less thar nine tine SSs laid one
ing s'0Ss R % % on SGs Or 5c and flushed % second
vedesd tagging not M les cusTts iSs9 s over one and
@ % % my 0o Of three twenty-five feet span are con-
'''iiS iSSF s SS @ al ind a1s 'sT G S @
S5 ns % & p regular courses TO form The bottom ehanhe h o.
the ee s Ts ns vel dressed stone laid and backed
With An arch eN S sno2 a im II s b spd rs
sfUe;ed s1s forms circumstances required similar
10 ,T ThS sS1s aef df6e except they have 10 inverted arch
sS Of masonry Of the same character All cuycs Of
stone isjd in hydraulic cement
There the venlsO constructed to give free circulation alton
that into the aqueuct They rise fourteen fee,
& ssT 1e os 20 e eur int IN s forn slightly beSDS or tape
ing toward opening fifteen inches diameter They
der unnecessary b weir all The purposes Of
yenOr At this distance apart they found to afford free aud SUI
| fdent ventilation.
"There are line Of the squduct
sTrS3se to allow The water 70 pas $50 OF G %een % % 10 the PrPT
They vedresse tie and frames sre
work against and Se gates operated b
s h & & roo % ts % % an no % veil and Is then carried of
through outside channel stone building with brick
sHoss, Sesr '''' = ''''''' " '-''''e ~ ~
River The point where the dam
located gne rock moderately oPng he hill from the
required % Be- fased foy feet above ve and
important object to arrange the plan 50 as obtain rock foundation
the s Sosc s appoG pS ea,eD asd from this up
the ye where The p line the hSs soRS o. ns s % S
In prosecuting work. found the rcet descended more re-
ssefS IL aSq%su la1s frSr toward finally
%S5 h 70 @ tbs % waste % Of th dam one hundred feet with
in regard TO the found deolt to
SSGmeat to twelve feet at the lower at the end
@ % & SE & The % S SH Ta TO o 5sTan % iS'c % su@sn
sqqeu being on this SIDE the water G Was og11u1ea coma @ ra" s M &
this gateway be located solid rock in ia'ion not
BY an sreSTay Sfooeh lud The pro
and Of regulating gates made Of spl'%t
incbe and there are gates They all operated by
~'9 The sschanb and cas6,ds constructed Of wed
In BE @ north sbane waste cuver has been with
suitable gates Of cast ron water doyn reservoir
pairs may be required and discharge the rver at ordinary times
I river was sed BY an embanEment heavy protection wall
the lower ae which s raised ae e o6Oys 1 the % waste ste rs ss
s s aI gdi5 when 1881 csis
until to the surface and passed through between the
breach the mbsulmeht large Of heavy ice came
wall carried OF Dea The whole mbankmen The masonry Of the
sutnt o but little o5E Such S a soCd % had not ,5 been s
mt been @ % cGRPS m me & @ sH IN a sa n % @ %o h
have proved the determined to f the
% By oHs @ 6sa s S SsSn s oa asPf Sasd i and G1 & feet s
ve This work presented al the dane; ST y was I originally INTENDED
artificial foundation aud carry up heavy body Of asoor in
low ordinary subject ordinary to frequent and sudden
MOO hoods & ana I3 sIShs S soTTbs go % % O "DO' "D " " pass 14
Had been smss6e the dam With timber the difficult
ties wOq have been m less But the importance Of the object wa:
designed and M m S, s @ demanded the most permanent
The srestest hight 20 feet sece the low
| sonf1 % At si low water line Of river ; e.
1. S% s. % @ SSsF Continues @ SGS sSaua
APs Of 10 feet carrie, s sb % S. ssl an0 % ts @ s
Offsets The main eOdy Of ae wot % Y % 9 aP TSun %
bottom together the joints cut 70 the line Of radius Of en
rs Sah s bottom Z; m with . Ge Of G1s to s eS on a. the
extended s. feet COMPOSED Of hewn %Sef s urG % o n G oS a iS m
work with concrete and th. rednde % x.s S ,oSSe
SsS Ssq fSE SaSe saSe Which is to extend further
4 s % re-. 1 SfSs ss S Sd Ss on sss
back the OF the main d and IOrm pool
'9'1 s % the rive. es about lC fee,
Of the which the pumped BY steam engine and
foundation laid down on very bn hard pan he remainder
running parallel with fng spaces between them with
% In TIVE PsIo dsgH @ 1 sSd oS s
material de has been found ncessary the structure
The coHfsctcs Me Mccullough, BLACK heManu. and Hep
burn highly Ommsndabe and ability s prose-
cui9n ., ,,, -,., ,.o, sr. mile. and form.
reservoir ss9g four o aS9sS sSs & sIS INSTITUTE for those
OF
gouads Tghv the have been eIesvad . as give
half feet for the least depth Of water Prom this reservoir The
the brkhesd at the upper end Of the tunnel from level
| averaging feet below the surface
| AouEprcT BRIDGE AT sIxosISG.
sSgs bgs I'm M IL. shss s@s & ' sSd9s Sc. The
fee. sslCx the top covering Of the ma Rs,OD
e"S S Of the Vasy that spreads gr hd
has been under the % SnT & 1 .g,S gSt
ss' isi .e.s Tue .1d 'f !S Fl,
lss@ nssI tS as' Seio% SH's Of g q ven
ss o sa:G . % Interior % .5 ao Ss & sSS wal: @
Dct arches The spaces between & ne ha1ce wal,
n S: @ % Of % % % sis .sDs s' Ts r. s 1s @ S s fur 3 .n
three feet The and % s % @ .T T to esTd saT
anst he eject. cs that might leah from
% and Ss. beng S toe S' nd sci
arranged a, receive lining Of east on ine ioS & og e; s h
BY three hydraulic cement ya,ens y not prob
S beeu so ober securty an the stone masonry but
hardly possible make 80 perfectly nS sns ,S As s seSS sS
this climate VIII produce 5 suh Ss,s deterioration enc ma may
using every preeauon guard against the smallest eakage
bridge erected under the contract OF Young scott OF Pha
hs conducted Andrew Young of the hm
the Aqueduct II dns TO MI
Young 10 thoroughly Iecuted the arch proved this
when on striking settle three quarters aninb
and bas not changed This consider small settlement for
% srge al arch
|
The where the squeiue line crosses
ordinary high A has been
before the southern side bold rock rising nom The
thirty degrees hight OF two hundred
and twenty fe the northern ode strip Of table land 'orns we
shore from The hundred feet to the foot Of
rocky h which degrees to few feet
above the The table elevSted about thirty
feet above the 10 which the