The Rutland herald. [volume] (Rutland, Vt.) 1850-1852, 1850-04-25
COMPLETION or THE BRIITAN
NIA TUBULAR BRIDGE.

Tie olcuing Of this magnificent struc-
,src, looked forward to w;ih 80 much in
'eses ,ook place on aiareh 9Th.
A,Gl.3 o'clock in the morning three
;.rrriul engines, (the Cambria. the ST.
David and tho Pegasus of from 30 to 60
ts- lower each, decorated with flags Of
Il n,iions and union jacks, steamed up
aad hsncs>cd together. started from tie
Ban .or station. At Z O'Clock the adventu-
'us convoy, moying at n spsed Of seven
tides ar hour, were lost sight Of in the re-
ecss ct the vast iron corridor. They were
propelled At slow pace, with view Of
'oiiy proving, hy means Of dead weight,
tie calh,e of the bridge, at every hazard.
he Total weight Of the locomotives was 90
tas The appearance Of the interior of
de ,ala during the interesting expert.
a,eni va, Of a novel and remarkable char
kte.
The t.auses that occurred during the
,'ueress oi the tran-i, furnished an impos-
ag view Of the interior OF the gigantic
sucturc. which. as con,ras,ed with that Of
,,unnel Of similar Lng,h Was rendered
comparatively cheerful iy the recurrence
4 intervals of loophcles Of light, which
~r7e 'hc three useful purposes Of ven,ila,.
ng Ind lighting. and dives,ing the tube Of
seam from the passing engines. The To-
o,no;iyes were brough. to a sand-s,ill in
he centre Of each Of the grca, spans, with
ct causing the slightest strain or DETECTION.
fbc frs, lrocess--thai Of going through
he tube and cturning--cccupied alto
re;ler ten minutes.
The second experimental convoy tha,
uert through consisted Of ,weniy-sour
teaTily lsdcn wagons, filed with huge
tlai, of Brymbo coal, in all. engines in'
,luicd, IN aggregate weigh, Of 800 tons.
This vas drawn deliberately through, at
'as rate a. from eight to ten miles an hour
'se scam working at quarter power. a
tns;aless silence prevailed until the train
ana uat with colors flying, On the Other
'eie Il the tube. when loud acclamaiion,
ros, followed 8, intervals by the rattle O
r-illcry down the straits. Upon the re
's'n, which occupied about seven minutes
.m,lsr demonstrations cnsucd, and durinl
u Togrcss of the train. those who wcI'
Nq"In,ed 10 ascertain aiy possible 'i'ra
'saa. cfored ,hat they could detcSt NJ
snsile defoe,ion.
An ordeal stronger still was then re
sSud to; . train of 200 tons of coal va
slSc~ed To rest, with all its weight. b.
sso bours in the centre Of the Carnai Won
sane ;obc, and nj the end of the time, N
TIE load being removed, it was found 4
have caused DETECTION Of ouly fourteenth
q an Inch. l, Is calculated ,ha, the who!
ishgs migh, with safety and wi,hou, min
y 10 ;tscli lie detected 10 the extent of /.
thcbcs Tsese lsas. it is most materis
10 rncmt~r. are nnsnrnsely more than tn
is,ere will ever le called upon TO bear il
Id culinary run of trafhc. though the en-
ra'esn are Il ef.nsn that il would sup
fs' With case. snd Without much show G
e'dsssion. . dead weigh, On its centre, 0
loo" tuns Twelve miles M hour l. tn
hsAi Of speei at which Mr. Stephens,
isienas ti,.a trains shall q, Srsi go ,hroagh
sore psssicalasly ~ there arc sharp curve
e ,ss srmini II the tube.
Asoui IL O'Clock another testing train
1' taken tLr'agh tbs ,afe. Il oou.isss'
"e hre eagines, the 100 tons u ct'a
ai from 50 10 30 railway carriages, con
s-.'sg tss,ween coo u 200 passnpr.
asasd together ~ closely ~ hgs in Las
ae' III TO elau.osvas and eager to "e
usosgh the tube" thai i, beosue iiDpoes.
st ,0 accommodate them.
We gl'ded slowly into the interior. 10
is'sd by oad tarss Il " Rule Britain
ha hoa ~ array u Liverpool sssarael
y ssA :. tie towrn Il The entrance, q