National Republican. (Washington City (D.C.)) 1872-1888, 1874-03-21


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-. IS ~ - - - IsSf$ Ss6iv ~
tS.t IN - 1eS3 = fSsS1 N 1ss renylSccR =
~ .n.;ns =. of Iis7a
q WE Serc al thsv oueaia IL eobblesapnss
ma a. icy ssy. 1 Thnrmsn. 81 NM u ~
f.c ~ ~ ~ con s navsxsnt connoesd 80,
- . ~ = V,sscS ,c.~SIc vcn Se.r
49,,
Luz o. TAX. thu. one. I bsar thu exprs..,on a,
.hs tar, sss.r,h sIts, and sscorcrsss rsvsrI,,t d
.nd ~ nm WAT "a the concrsts n.vsS 80,
Th.t =. $780, s.rs-sSS~ IT 49,.
~ 49, ~ wSE !. ssscSs-.ts.M ~.
take cosi Tar .rd .tons .rd ,nsrs ss.cyCc 49, y
o Imonr scssrtsSc r.en :. 49, -. ",,c,
stons known q concretei A. Gener.liv they
cali n $1,000. ~ =. ~''''' my 'A''
co WIZ e1's' ~, 49,, .,.. $1,000. ~.
.urf.." T..t ~, Ia ~. "a IN
blestons, a No dr. a. b sis . stons " w
@. That d the 2und.tioni A. That a the
f,nnaettor ~
DO.-xS-s- dir
~ s.S".- na4hst and
tbsv I.v n r;.ht 49,. =, ~ .,.v ~hsrs fhers
4 c}.r a. th.t ~ car...Iiv ves a. -
q krv s.nS ~ n. $3.50 h a. 4
O. Just the stope A. Just the stons.
X Wh.t d. ~. 80 A.. "a n. nv,
here ~ t M: ST. me neA' u'"' A"' ''A'
"a Tss1,,s !,e..,.,,..,s..xoxh .s ,,sv.,,.rt
IN f,ons ~ ~ VITA T"n.si "a a fSs 'ne1t
thine thsv mt ~, that .tors 4. that "a All I
sshinder H. vedoinr sweII stones thev are
round ., .ncuI.r q a. n an mn the intersfieAa
of the broken stone. IsS
: a. fThsf 4 ~ - Aenl ~. Y@Isir,
g Refors sny noun mater "a put on a all,
A. They merely sprinkle the surface OF the
broken stone with . composition. ~
q. What \ that coupositioni A. L donst
know what that composifaon WAS.
O, What Is the object Of sprinkling that
stonei A, 1 don't know what their objectlw
Then they put on these small broken stohe OF
the gravel.
@. So as to bind Il altogether in compact
mass. A, So as to fill up the interstices,
Q. Do they put any more liquid matter. On
IT. A, No, sir, =
o. Then they roll It. A. Then they roll It.
O. So as to force these binders in and make
Il ss compact as possibIel A. Tea, sir.
O. Then what next! A. They put on their
mastic.
! believe they put It On there 60 ths. Y would
be about 21i inches after It was compressed.
@. What are the materials that compose
that mastic! A. The basis OF the material IL
sand, the next is q composition which is formed
from"
y. Distiilation OF coal tart A. You ask
about one! SO
Y. Yes, sir: A. can't tell about that:
z. Generally In the concrete busfnesss A.
GENERALLY IN the concrete business they use the
common coaltar and the pitch of coal-tar,
which they call asphalt" without using
asphalt: -. .,...,.-z---- t-rr.s.s..
Y. what else 90 they use TO make the con-
SiTas. a; IA; gfeas many use gfeI many any
one1ens Things, sulphur ana sswoust' ana
~ thaa. Ina So osn an st,;,r ~ .,..
LIND =, "a p W. s;r. s,rs r-axs, .o.i
ashas ;rn ~. s,ao a,5o. o, 49, i eat ~.
d;Es.,,,.t ....a,. 1'' 'A..e s'ea' AA1>A''
n IL .,s,,n. ,e .,. ,,,.,.,,..,
s,,St' - mi vs." .I. y, ."o .Ss.
%;,,I a. h' s1n ,'s VI 'ns " th Sa.
maI., e. 80 Is s,,rfan. Co. ~. n.,,s,,t
NJ sir ' AAiN wv i0' 'ne pA'en'en'
~, s
~. y. 10 Ine oc1ec. 9. Posssng N tne san1 ana
,n.Se ' Lara $500 Th.v ~ as " =
na A.s nalI su' ise: a. AIaI u W MAKE
wearing sur,ace' one 'naI Is elastic.
y: ana the coattar 70 hold II together
A. NO, sir; the coal-tar don't hold 1t together;
IL Will disntepfQtP If II ia cO0l.fAr COal-tar