, 1876-01-29

THE PROPOSED DovsR.sTRalTs TUNNEL.
Frequent auB,oo Las been made In this col
,,n,, n fin nrocresa Of tho schnmo for co,le
t.,. ,,,,,,t ,,s.r III, s,,oiiu NJ r,or.r IN con-
'os ..oIo' ."" ,'..,..s. r.
hect Lnelano a1iA cfauee of n'sn""s W utS
Eround,--but undcfland inhtead OF overland.
The proposition, gigantic aud difficult as il III.
bss bocn entertained IN tho minds OF ingouioua
s"e. 49, 80 .s.,.,,.. r.,,~ a.. g..
past tnloe'quatte!s VI ee.."ss' tne 'ae" otHt
Rprang from tho brain OF ~ Mashaeu q tFelich
engineer, who submitted planB for tho execution
~ ,hc atrpardars .ro,k To Nnnolcon- nl,uut tim
1oo, r,,;, ,.n n, ~, o-a r,;,, IN ~, r.o ~
Se"' 1ooo' inis 40 ~ ~ ~ i,e' - '.o
steam for tho PROPULSION Oh "Acc'ea Fehle'ea,
when tho lu.nboting English staso transported
travellers from one noi,,t Of tho United Eiug-
.,o,, ~ .,ntInr ,rd Tin Fro,cI, ,,locnc, wHa
a'uA " AAos''o'' '''a ~ ~. . ~,
tho common cohseSaaco on tho oppos1to sioo
OF Dover Straits. Hence. the tunnel designed
by II. Natlieu Was intended to segyo na posi-
road m,rcly 1{is p]an embraced two tupue1s.
1oAo .4eA' 49,. Pr ~. ,~sra. 49, ..,;n,. a;,,r,s
one aooso ai'o'asi'--ute 'o"e' Wv aes4Hs a'a1p''
ns drain to carry OH the water that 1higat per
colate through tho roof Of tho upper ono. This
lo.t ,v.s 10 bo pnyed. mud lighted and Ventilated
~. [ a,a.a. - .,r.,l,r cl,;mnovu re,chno n,,nvc
-. :. .,'a ..,as ;y,,a ,,t,,, ro.o;,o5
'ne auf'aco " 'as "sso'' NV p,A. 4'.1''.a
but was afterwards driven from al! minds by tile
o,it,t;ont that tent England aud Franco tn a
st",a ~ a,rarnn;s,n Tor term Of yoars. Other
nlnns for tunusInc aud brldgn; the Struts
were subsequently brought forward, but tho ex-
,,cnso forbade tl.e,. contemplation.
Thn rcront revival Of tl1e subject is due to IT.
r,,nn.n IA X r,nrd who hns nrn,rctcd n frr.i,
aoae W 1 hnxn.e- ro -" h., heon n,,ch ,n",l,-
nad s,d who Il nm sa.,ye ady Of the ep
tor1rlso. Tho initial movement neecssafs 70 tho
accomplishment OF tho work has neen W o1ten- e,
| Stratum along wlucl tlo tunnel must pasa. and
h,o rnG ntu ;'nc W. ", s' M to form safo md Ify
sonIwsy. u bT T tbs Il" a,.t.we.iden boring oxecuted
| Ly Sir john tlAwkBliaw ANT btu collhb0tateufa.
it has been decided that = tunnel stEoc ching
eaun ssg@ = caIInl % Houth Forelaud, o tic l;nc1isl
s, ,.,I -, ~ ,na;n,v IhIonrh tho chnk Tnrnn
pusss tion With H upcrlies tho tertiary eeriea III tla
portion Of tho country: ann nss mh1!muni
depth OF from LOCO 70 ,Soo ieor. II ls uropoaed
that tue tunnel Rhull panesrAte this formation,
| n..u ..a', ~ ~ ,tpa"n ps'i !, N'A'o '0''' '-''
stratum apovo u.
. ~ cptuian! nao ooo. , -. .: ;su - ~. s .o ~, ~
iGrsherauco ot INC VOTE nA'e 'uI soaia 'in1s
been under way; yes ihese arc nhe1eIy pse-
mnAfy. am. ~ J.. may ~ na''t oAnu.ii1'un.n.
bornss nndortaken to discover the a91!dl:y M ot
the chAlk.bed the 9nsat'pn oa .nn .oas,oy t y
naa'og @ a,oa eIapw, MronsaS ~, sccnmnsnin. tLc
xnrt whou its practicabiIlty is proved IL tll.la
described In au article in .app'ttons' Journal,
from Tbich VIC have taken the foregoing paF'
ticulafs; ,.. ..,,
TS isne,n o. taS n1et wv M ei,h.r IN a,d wl bo In
etra.en to about IL mlirs. rhs shafts, Or nosnvs,
will b. sunk to depth u stoat ao 's.a bs1, s
vi, r. mrtxoa Sos nn druIn.go Of fi,p works Tla
tunuel will not dsGtr freu tho<c T. use for double.