New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1905-04-30

are three feet IN length by eighteen inches 4,
elevator shafts in which they three inches
seen MAI ~ ~, reference 70 ne "a Gagram It win be
oy means Of iron bowels G5El that enter into
mortices OF adjacent blocks. and that each Of tbs
latter IS provided at its edges, with longitudinal
grooves odd Tho grooves and edges of these
blocks are hlied with composition mortar TO
obtain solid joint. In partitions. the FONTS of
one course are broken By the blocks OF that
superimposed thus giving added strength. Ths
shafts have. at each corner, a iron do7veI angle
more firm. the blocks the length OF which are
equivalent % the width Of the shaft, are bound
by the letter ID. Il viii be noted that the doWsi
IRONS anu angles are in this system amply pro-
the shaft to collapse. As the dOweIs are IN seDa-
extension. expansion from heat Is rendered IN
ehective-which is not the ease where a single
metal meIa6eT extends from ceiling TO floor or where
the dowel irons are too short 70 impinge. Thess
blocks are solid and have true. clean. hard edges
driven into them as readily as into wood. and viii
can be nailed into them without injury Supports
are not needed FOR the partition. which VIII carry
not shrink like wooden studs Trimning5 IN 90 90
nailed on both sides - the wall. or connected By
to its peculiar construction alterations car -
made without danger Of collapse. Fireproof sound
proof. SOLID cle&nly gCrmpr00f. this construction
imposes no weight on floors; and. no iron frames
For inside OF shafts the blocks are made smooth
and need no plastertns- and. there being no cut
side ironw0rk, plaster aCheres on corners. and
" ]
used As this construction takes the place o. The
wall OF the ordinary brick shaft. much room 3
Being more effective IN every way than most
construction OF its kind on the market. It naturally
Er, FouchaIIx used n for ali partitions sbsss.
md air ventIators in the Deaf ana Dumb Asylum
at 165th-st and the Boulevard Lafayette; Frederick
a Browne for partitions elevators lofts and stair
cases in the Hotel Hargrave al T2d-sr and Coluna-
us-ave.; Louis Korn (architect and engtnee for al
house Centrest these partitions are IS feet high
without wooden stUddins; ne also used u for
All partitions staircases and elevator shafts IN the
the Progress Club sSth-st. and Central Park West
where the partitions on the TOP MOOR are - feet
@ S{e4Zo7oi+a 3I1gs-ir7 81 AT (ess Isr+i+Io1s
are standing witness 10 the strength OF this
TEN Of trUCtiOn. for, although only inches
thick as they do not reach the ceiling. being only
10 feet in height they had to be strong enough 70
maintain themselves; those upstairs in the new
building however are IS feet high. and quite long.
while that in Tie basement Is ~ IeeT m isnSln
sd SITS. and Parl-ave for an it@ItLl3-s mace ailer
the fire; j. kastner. in loft buildings. at Nos l3S
75j - ii and .rircases In ne NJ
aby gOod evidence that the construction is germ
and sound proof as well as freproof: J. B. Shook
e SON for an the alterations in the Studio Build
ing at No, 40 shave. and Hugo Kafka, for at
partitions stair and elevator shafts II The Hotel
mas JlsJ c,llItI ulu 80 t be5r+ - r-+l a.
s. feet in length and IS feet high, on the southeast
This selection VIII suffice 10 show the esteem IN
which this construction is held BY the profession;
ny ia test hrfna, been made r n n
12li tlaT Is engineer s., great are the merits
of this construction the inventors have bad much
trouble with ImitatoTs. but the courts have JUST
rendered a decision which win effectuaIly bar all
infrinGeu1ents.
H c. Turner. c. E. certainly a competent eu-
thority, says. in answer to 90. that:
Concrete can be set under any conditions which
Will allow masonry 10 be erected And the state
IS untrue as IS shown in the description Of our sys
tenn which has been furnished The Tribune. The
clusvely answered BY this letter from W. b. Thai
. l'; --c.75 IjS tsIi,-ir - i-i
a the amount or vibration which find In our
practically none; our printing office is room having
bgaTy t%e9'yqne Thousand 5eeF Of aoo5 space ara
nifty pounds to the square foot-we are running IT.
thirteen tons each and have ample space for add-
uonal machinery as 1t IS required There IS no
percept6e vibration whatever IN columns or walls.
the building in this respect being superior to our
s---tL We ma We l-o ~ -
an ideal one for machinery in notion
THE RANsOlIE SYSTEM
Mr.. Turner graduate Of the engineering depart
Inent of SwarthnaOre College. and the head OF the
Turner Construction Company. which operates the
Ransome (the earliest Of the reinforced concrete
Six years Of practical experience
The RansoTne uses a concrete for floors and walls
OF one part Portland cement three parts sand. and
five parts quarterinch stone or gravel and for
columns one OF Portland cement. two OF sand and
three and Il half of Jnree-Quarter-lnCh stone or
graveL The reinforcing is the RansoUe twisted rod
OF mild steel The commercial steel bar has elastic
limit OF approximately thtrty-two thousand pounds
and an ultimate strength of about sixty thousand
pounds per square inch after 1t IS cold twisted the
former il increased from Ifty-fve 10 sixty thou
sand, and the latter 10 from seventy-tve thousand
to eighty thOusand-the effect being identical with
that obtained by cold drawing wire.
The RanSOme process OF construction may be thus
described; The Ceutertng consists OF boxes givfnf
sizes of beams and Orders and flooring laid be
tween to support the concrete floor slabs the said
centering being securely braCed from and support
ed by the hOOr TO prevent any settlement, or de-
Election, while COnCretirS or before the cOncrets
has obtained its final
After the CeuterlnE has been erected the rein
forcing members are carefully placed in the cor
rect positions in the beams and Orders for dOoI
slabs these members being held in position by
concrete blocks, previously cast. and OF the sans
width as the beams Orders. and two inches deep
IN order that the steel bars may held that dis
tanCe from the face OF the concrete, TO OBJ
tain for the steel members ample protection against
fire These blocks have grooves IN their top faces
in which to rest the bars and 50 prevent lateral
displacement This enables thorough Inspection
TO be made by the architects representative. the
superintendent Of the construction and other aU-
/ ChOriZed inSDeCtOrS