The New York herald. [volume] (New York [N.Y.]) 1840-1920, 1869-11-08

possible soil In which to c0nstruct tunnel without
cable aud less expensive to cxcayate from the sur
face-ihat Is to make an open cutting, build the
wards. the tunnel Is two ieet thick over inc
centre. and consists ofye brick rings with no BOND
between them except mortar. The shoulders arc
covered with concrete aud layer OF concrete GOV.
ers the structure OF the roof. Near the junction of
Vauxna road aad Victoria street the railway passes
under tho Kings Scholars pold sewer AMI Is a.
feet below trinity high water mark.
THESE data arc or great value In determining the
practcablty OF tho tunnel theory In tails CITY, ana
point to the conclusion that it must be ranked as
valuable only for want OF something bet.er-in a
word tiasIt may be better than nothing. but is BY
no means what IL wanted anu by no means answers
the purpose iuly The sIeepasL gradenG OF tile Lon
don tunnel is 81 is feet per mile the cost OF con-
sructon having averaged S30O0,o0o per mile III
gold equal 10 $4,000, 90 currency. The dinlca.y Of
Keeping the air pure has not been met IN the face
but rather nanked by omiting the hiring mp IN the
sections and exiaustIng the sealn IN water tank.
London journals alle.c that the ventilation Is so
defective, however, that the generation OF nozioas
gases Is botn inconvenient and dangerous.
To construct u tunnel III New York would be far
more expensive than has been IN Londoa, tue
perty required Tor the open Cute being more vau-
able ana yet Mr. Evans estimates tue cost or the
Mr. soS'u psa a SysF per s o
winch was for CONSTRUCTION and the other two-tlfds
FOR open cuts and ventilation. taking AIR Robin
sons estimate Tor iunnellng in TINS city. therefore,
with cost OF construction Of $l,5Jo,0J0 per mile.
the whole cost for construction, open cats ana ven
s22,6oo,ooo TO tunnel IRON the Battery TO the Park.
me Objection, TO the tunnel road are, all
.nlliSs Consioelea, tnereiorc latLi AHcy alc
three. FIRST that II Is unsulted aud IN
adequate to the purpose ntended; second, it
IS very diiicnit OF ventilation, wnicn would make
oro ouo W ni'ii ah, ~
more than oneloartn OF the surface o. tao route Tor
suse's ao 49, VI ~ ..'S ano ~
air TO be sucked In or driven III by atmospheric pres
SUI, ooS' AZ sn0 Sf,,v ,, " U'i n na
ventilation IS to be LetJered, except by increasing
o s y, ,h;s v,eU Of nc ,n, d',ctv ~ van
a ai ~ 'S Wy" ~ SI smo t ~
th 49, ta ~, i - ~ w. enr,
VIZ pio'ee' Ao'A ''Ao h'a"'ioiA' Va pi@0Ae" Shs'
Sn,sas ~ o,aro,o, r.,,,,or Own o,,or ,,,, hoo
been aJjtated winch h,s g1aneralIv received tne
pone ~ WIN" n"S ssAoi"'S i0es''' WV
A''4ie Va rr .,,,,.,,, ,no,,.r
And an ~ whicn iaas r. ore favor
o,1, ~ 'Isi ,s -, ,..sa. ~, W 49, 80 "a
az" a. ~ - i :, -, =, ,'ni 80, a., ~ ~,
@ 90 i'.l w., ~ . ~,
uso VI .he WnoiS wiuca v. hie saces anu uscn a
tnrou9n mnicn ~ p.sses, Wisn ING 'on VI hve
ls aa.iSg snr o",,J ~ r1s nro ont ia
@ " w ~ aey ~. =, 20 ,,,a no cf
n,,u. lo - W W aas W ,tio u' "
so a. ".n.sa raoe " a'J snasao.v sne
prted NJ hoo 80 e. ION cr,Us rssi,n@ S"o, oe.a
pio,nf, - innarv,o,s ~, sSinr ,t nonho I'M,
AZ ~ ~ & :, l 49,, Us, r,, - va, va ,, ,
- w - ~ s ~ s III ~ 80, s,, 49,
upon !. 80 ~, i i q no' 80 " W. SU, @
sr,u n savar, ngo "a nm LAT. aa", an ninr
,natfars nerfa,nine 10 snrset iaor,I mares are mr.
y,so e' tarin o ;on ealnmns na,~r mahn ~
cnnanct mn seIvo re ran ,ha nnnar stle at ma
w. Va" :, .nna estn, tn ,oSe Isart
~ go "a ,,nt snrf,cs S,,n har,ra asrnoI rna1
~ hnY,,r hacn coa,sd haneoTn - ~ unrnasas Of
,raai io 1 'crx "a s",as oni mo 49, tis VII a
,ancei 10 nron,,,eS re M ,nfa, an ventiia, "a IRON
inc onon ana albania IN, hn,,dtngs whence IN
,na otraaf o"rass ia rs CIV "a ~ ,r,i hs ,n inc
IN. 0 ~ a ~ nm lcrsr'ae rninv cn,rns
"a
ssting of lour lines two Tor tnrolr traIs and two
far tha Observation-Disclosures of Wv r,vei Tna t,Tee
ties,aarat, &c canaisy raniii,r an coyen ~ ace are
T. IN, 4 baf u
sold and the Separate tracks appropriated 10 spe-
AL
yauted transepts are projected winch while
facilitating ventilation, alorl space FOR s.or-
nj nj I-l0 II
az all street CROSSINGS circular stairs form comnu