New-York tribune., 1868-05-12
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TILE ELEVATED RAILWAY.

That remarkable enterprise the Elevated Rail
way nov in progress Of construction along the line OF
Greenwcht has been watched with great interest by
our abroad men, and from the success which has at
tended number OF experimental trips, s beginning 10
be generally regarded great desideratum. Expert
ments for obtaining the propulsion OF by Of
endless ropes chains were made as years ago. but in
In All cases the results were unimportant when the dis
tance Travelled exceeded OO yards In OF the large
manufacturing establlshmens, however the plan has
been utilized In transporting heavy goods on tracks laid
above archways from building TO another That two
years ago model OF car and its mechanical appliance
was regarded with much interest by scientific men, II -
but little over nine months since the hIs steps were
taken in the construction OF the elevated Ioad y the
taking OF the hagstones on the east side OF Green
wchst and LAYING OF the io9ndston THO bor tng
gine used the motive power was Few weeks suDse
quently placed in the basement OF the Green"iehst
In passing along the line Of the road in Greenwichst
the first first things noticeable are the columns or up
rights These with the exception Of king column"
placed at each end Of section are composed OF saps Of
walk and are sunk about three feet below IT, The king
post or column at the beginning and termination Of .
of siX iron slabs and its subserving important pur
poses All the columns their bases arc strengthened
s IRON rom Is subject to injury from the contraction
and expansion produced R R ooSeS pSs
which beside adding greatly 20 the strength OF the struc
Sre o m0Te nHbe The Columns arc
less than 20 and not more than co feet apart AT ther
upper there nSdS oTr WbeS rest The Ta
Eacb section of the road viii about onequsrter
third mile IN length. The rope or chah Whch
impes the ears Is an important feature OF the work
II is made OF iron wire, and s OF very great strength
TIA course is through safetybO laid about two eet
below the sidewalk IL Is then conveyed INTO KING
nostD by q fixed wheel situated near the loot or tho
Column The wheel Is oyed 20 insure safe motion, and
ia also covered by box part Of which may DO seen on
level with the pavement, to prevent dampness After
1aSsne M through the king column and over the
AZ wheel fixed the top OF the column passes into
te upper safety gude) box through which IL IL drawn
n n reaches the other end OF the section when " makes
a descent a fixed wheel through KING posi-
and into the underground safety box through which II
until 10 Is conveyed to the driving which revoyes
with the shaft Of the stationary engine The rope or
chain h thus kept continuously In motion Whlle tne on
0ine is working The why the rope Is moved with
Velocity and why II can propel such great number OF
drum or wheel which Is elk Inches Wlde, III passes
through groove In the periphery which contains num-
ber o cones which ghtened by the pressure OF the
rope and thus 10 along through saetyboxes and
The cars are OF different construction from those used
the street. flooring being only ABOUT ioot above
the track while in street cars 1t 10 about three Ieet ABOVE
| the street 80, a.,
Attached 10 car at either end platform, the floor
ing OF which ~ about "a feet above the Track Ihe rear
platform Is intended outside passengers or baggage
and the front one for the breakman VINO runs the car
The are placed the track Tor the purpose OF n
sunng q quiet and motion by throwing the center
OF gravity as low as possible Under each platform are
four wheels each Of which - constructor Win uouoo
Under the car 10 piston running horizontally ana ION
gudinaily under the flooring which can DO turned at
pleasure by the brakeman when he Wishes 10 stop his car
On the part OF this piston tubular piece OF lron
which backward forward IA the pressure ~ a
piled withdrawn On tins tube, which ~ over the
piston. IA projection called CLUTCH when bcnB struck
by the projections the chain presses ukt series o