The New York herald., 1871-11-24
MORE BAD BOILERS.
Further Experiments at Sandy
look Yesterday.
INTERESTING DEVELOPMENTS

The experiments. ommcnccd yesterday BY the
united railroai companies Of New Jersey, by Mi.
Stevens, were continued today at sandy Hook i1
presence OF tae following genie insl-Ar. b. r. Is.
herwood and sidney A. Aibcrt, cniod engineers Of
the uuitcd States Navy, detailed by me Navy Des
partmcnt to witness aud repGrs upon these experI-
pents; Captain w. W. W0olacy Superiatenient OF
the Iersey Uity Ferry: williiM ani anurcw
Fletcher. OF the firm OF fsschef. Harris CO., eu.
gne bniliers; AnnIng Smith. suteriote i,cnt OF
the Norm shore Ferry compaay: J. =. ualIn. the
Mechanical Engineer OF tns pennsylvania central
Rahroadi wnliam A. Bnpps, Asststsnt supcrin-
tea,ent Of Motive Power o TIE same conpaiy wiz
ham Brown Master Of aaenlaery Of the Camden
and AlnDoy Railroad Company
Tae ggPGaiJE,r or ruE DAY
consisted Ia TIE cxplo-4on ko,.cr No. 8, butt by
J. r. shear IN 1s85. aud raScD out vi the stcameB
For rientown IN August its,. 4ftcr bee Ia usa
twentS-Gve years, When tsksn ont he cortincata
allowed It's use with thlrty pounds y steam pea
square inch. Itis return tuDular boiler wn orA
furnace cxtenaisg ths who,e With. fhe poier Y
twelve feet Wide and aIieca ices ava ncnes ions.i
It's shen WIS reatausa tr. AMI its Sdpic strength
90 sfsted ~ It's Interior braces. O tHe "a y sep
temoer 4 was yested a-dsr hNd,ostA.ic prcs-urg
Of SiAH ponhis per square iicn, wheu
twelve u me braces gave wav. As,cr bcin9
repaired VAS agan subjected 10
whicn Il oore without frsc nrs, snd oss the 0th of
November II was iurtncr ~nal~ctsi 10 ssceIn pres.
sure o! fOrty-.lIe. pprnls per square inch, wiicn
II az afn bore wlhont In In mo experiment VI
\ yester ny tho water level was hitsen inches above
the tubes wnen left ny Mr. stevens ana ms work.
seven nlinutes before me expl SION. Ihe
! steam pressure. Dclhg gta'suSl!y wised 10 n'tI
pounds per square Inch, Souie 0f the braces gave
WITH LOUD REPORT
and when pressure q. 81 pounds was attained the
Dol or exploded, with tcrtinc vocuco. the steam
drum AMI considerable 20 tion o the top ot the
shell. forming y mass weighing ui'Out three tons,
WAS nuRI.rU
In the ar, and eil 10 the earth ~ distance OF 1DOue
four hundred and niiy lcet tsom the Ionoin,
DEnOLisuSs ssssR rIss.Ks.
Other large iragments ZEN al less distances and
some smaller DEBRIS Al s,i greater Ones The boIer
was
LITERALLY TORN TSro sRsEDs
and only a mass OF disInante,l tubes r;malnei on
the spp where q had been. The ground ipr COLI
siderable space around me boner WAS saturated
with the wa or II hld conta.uci.
coastruc,ed 0f massive tutes. ncd with sand. were
dlsloosea y iragnen,s q .,s oocr Striking against
ENCLOSURE MAS DESTROYED
bv the same means. ana some slight injuries done
This experiment, made VI on nm old bolcr con-
taining plenty OF mattcr, has prove ,at aa expl,-
or THR MOST DESTRUCTIVE YArtRs
can be prodnceu ny DoI ono nouci.e csSure,
but one very slightly IN excess OF wnat - con',iouiy
used. II proves also tnat rr,oufse Is uot neccSsa.I
to theories OF low water hi2hly stpereated hyt,o-
ihetIcai steam anu vases u ac.oun. Tor the most
vbicn tore large bolier into siaait rA-mens, and
would have entircv destroyed Any vessel III wuIcu
II might have Occarreu, iovk place win peuty VI
water aud steam pressure bu, ntue In exc IS Vt
what IL iIequeLt!y used win boilers oi THIS type.
1bE fEEsSuhB 0AU.sr
was situated 900 leet from the vict aid every pre-
cannon lad teen taken by air. stevens ~ avoid ina
possibility oil accidch - life. AL me cape. IueusA
arrangements uesrcc ty tuat gentleman we're seIr
perfect ana operate, Ia the most -at!sactpss MAI
ncr. IL proposed AT an ear, ia, :" soon az 4 -
pfacticaVe, 10 continue tucse experiments witb thd
remaining boilers. la lho beantiile Al engineers
and scientific men Interested in 50 iinioI'snt sub
ject should visit the scene vi ,hs explosion ana
study the ,esson taugn, " us dAbrt~ fartH uiarU
should u be visited ~ All boiler maAcfs
anu boiler users, and the vaions stcaii.
boat and railroad c0nDaai = s4oud at oicd
come for ward win u lpofai suostr.ptUh 10 rhtule
hr. stevens 10 continue and extend these cNpshs
men.s. The cost tbus fai has hcen bki- ~ tHq
unlted railroad companies vi New jersey. uh mi
resolutlvn oil wncn they were ',cy,sod a.li Awe
been conducted Dy Mr.. stevens. ~ ~ IN this Ian.
neT only thai the OF boiler eapi"s,uus can bs
asceraineu and the proper precautions de viseti iot
IL Ia eyaeni thai no ph yscian csn suc'eer nnu ns
knows the disease, ana these ex lei .hents VIII re-
place vague con yecture aud crude hypothesis wits
oxperimentAl fhclA