, 1864-12-02
THE LAKE TUNNEL.
Enspectlon of The E7orls Yesterday by
Rae Common Council and Board
OF Public Works.


Yesterday afternoon, a minority Of ahc Tx nbers
Of the Common Council, by irvitat3on Of Meszrs.
Dull & Gowan, contractors for the Lake Tunnel.
visited the works on the Lake shore at tho foot Of
Chjcago avenue, for the purpose OF noting prog
rces. Messre. Glndclc and Rose. Of tho Board Of
Public Works, were also present Mayor Sherman
wss lncapacitatcd by illness from attending. Sev-
cral other gentlemen including representatives OF
al the 81 papers, we're included IN the party of
The perty vas reccircd On the ground by Mr..
Cowan, who conducted tho first comcra over the
above ground offices. and M showea hem tae super
They were aEst taken Into the caoinct-not The
State Cabinet, though It gives very good tdei 0!
the state Of thtngs helow. There & Wese gathered
drawn up from tho eublacustrine regions where
they had lain In nudisturbcd repose fot countless
eenn1es nEoaSht n aFss aad Il 1a as spe
The specimens there gathered were rather o.
exceptions thnn Of the ganeral mass Of material
r peT day esplofe T arcaaa Of Which Won Helmont,
naaa fee asusi 1 eneoansssed y the
p"e ts3tare of ssnd ana slavs Welded tnto
IL almost granite rnass. In both Of these, but
principally the latter, ero found the specimens
Tscy p'i include s as xs
the regular pcrfolic deposit in which the oil Ia
e9g at as hs Stons rs p sSea a
merses oi sneburet Of Iron. shiaIns iEe tGs
gl!stenns nom il quail. Tbele o4
a5s ans Fsa ha Rss ss Sedes s sse0sb bae.s
ees,aciea if permitted 70 inspect thosc mtneral
dashed out from these crystalline seecsscs. Some
Of the hardest Of those. lumps OF rock have the
scratches upon them, which Il ths Agassian theo-
lorg since swept into the placid bosom Of eternity.
and hesc been rolled and grated, ground and
grooyed, and scraped and worn down by the hard
friction of the slow moving frozen age.
The uoatezial glanced al, The party proceeded to
ss eess ca e sooa I
lance towards the Inferno. We need not attempt
to describe the sensations experienced in sinking
n 9t M dna,, 1r bcen eget s m an
tion rnd an infnitess1mal patch Of skylight over
bead; The feeling eau @ eS realized BY any one Xho
eas es e ohers s % %Sesc1pon afrR w6a 6
safety, and the party tteppe;d s,. ent into , ths
stretching ] @ away III iaicWard M distanec Of eleven
hundred md twenty feet A,carly onc-quarter OF q
| mile. rlatform raised nine or ten inches from
SHtS age g990d ea5 M Iao 5ahf5
which to walk. But the perry set forward, bent
(nearly double) on exploring the !arthest re-
ccaees Of thc gloomy yault - twas long, @ Wsafi'
the knees and back began to tire, while the eleva-
| ted temperature --nly-cight dcgrces-male 1t un'
People who arc accustomed I. tho idea OF cool
| cellars in summer may be surprised at being told
that the temperature at nearly eighty feet below
ke sgts st i Sc h ssh si lsn n sS1Ts
iempcrature all the year round at a point aboul
sixty feet below tue surface, the average only va
ryipg with the latitude; In the latitude Of Chicago
degrees being due to the evolution Of carhonit
acid gas from the lungs Of the workmcn and the
burning lamps. Were not good system Of VENT
1ati0n In use, changing the air oftcn the mercury
In the thermometer would rise much higher from
the operation Of the above mentioned cause.
eoa DRT Sd IN e:1s s wGk ha hoa S L eSa
tLrou.h erge pPs extenng ~ Whole ,S1 ,enSt!
BOZ @bor:ns. 1he soii through Which Tic minsfs al ar
digging II remarkably free from those poisonpu
g:ste which arc 30 great aI obstacle In most un
bcep w
and bnt one Of those Of such magnitude as to nc
eeseitate suspension Of labor.
AZ arst tds work vas attended With many dlh
the beginning, which Was only overcome by th'
employment Of iron cylinders for the upper twrn
ts-eeyen feet Of the shaft and the pumps clogged
aud the EeartnE broke, but now all goes smooth
| ly-sare m occasional strike among, the wotkmcr
5ana me Hofk p5oeeeds nearly 60 1ast as u "galt
mrtfns \ crlind r3cai hn1r ~ ah6nt sfv feat ma
half In diameter loading the clny on little cars
which arc then run on namwny to the shaft ant
tnenge % tae npen an; aney are ioiio|e.
shs b.seSs II txo eonTses, Z nsrEipr thcn, snto th
clay round the lower half Of the arch, and allin!
IN with cement on the upper halt The whole !
pressure short. Of one those general aphsavai
Which II times past have rero!uiionized the sur
face 9t our globe: The whoie thfng 1s SOLID ~ III
rock 1tseit, aud thefe seems 10 Feason 70 Aprre
bend collapse ctthgr outward or Inward; Il ~
work should 10 finished without accident, II woul1
6ecm mat tncFe Is no chaoce tof iatufe olsplace
1he work Is now Proceeding nt thc rate OF abou o.
len nnenl icet per 4ay o. t"cnty-ioaF hours, N
mCn neanE WoTheo m tnree ehhEs@ eaen o. Wnlcl
ecnted night Az az Nearly halI K mfle e,;a r..
t,n h1se rs ssn ow cr9h t hs +aE =, ~ I,
es n o,n M az 9at 70 !
re % w6fk nech m l,om an ~ poa snas a.
~, ~! ~ or - 1Sse w NAA ~ 1A' oaoe
~ ~ Md NJ mt fnrtber aescr,hc the .ro,,- II IL
1 ,.a,snr.ir 80, Iii aas1s ,rIsi - 80 -; =; 49,; :. ~
cns s o 1a = oe11g
the members Of which continually supervise IL
ilth which fs continually poured into the -iyc1.
d. IT, Iinidsnr.nd ea.e deepi.s eaSe ver,e,s ss
arbtrauons rtiil continues 10 occupy at time., ii
attention Of The courts, md nro1ngsca erc 1onn +
According to remand, the case should have bee,
taken up for adjudication at this term Of the rcui
Court, but on Wednesday the counsel for Mr. Lii
the defendant nresented the fol1oyyinr netif}nn n
n1fn = obs ef1,t