The sun. [volume] (New York [N.Y.]) 1833-1916, 1876-09-21
TIE NINE UNDER HELL GATE.
tifty Thousand Pounds of Nitro-t;lyccrin
Compounds to be Exploded sunday.

tifty Thousand Pounds of Nitro-t:Iyccrtne
Compounds to be Exploded sunday.
At nine minutes TO 3 on Sunday afternoon
Sept "a, the nfty thousand or moro pounds of
explosives packed In the mine beneath the
rocks Of Hell Gate will be nred. The tide will
at that moment be at Its highest and, IL Is
thought. the river less crowded by vessels on
their way out, or into the Sound, than at any
other time. In the gray Of the dawn yesterday
the last Of the dynamite reached the Govern
ment wharf, aud, long before the men came to
work, Mr.. BOYLE, with the assistance OF the
watchmen and help from the canal boat. had the
dangerous cargo unloaded and distributed to
different places. The explosives received In
this hnll cargo amounted to six thousand
pounds, which brought the total OF explosives
Of all kinds In the reef to be exploded on sun
day, at nine minutes before three o'clock, about
my thousand pounds Inc groups chhrReu
and TO he connected with wires TO the battery
werc already Ia their places. ready to be
primed. last week. but then the work Was again
examined, end In places where the roof seemed
too thick or the pillars too stout, " was con-
cluded to put In extra charges u dynamite.
These extra charges, AZ in NUMBER, were all in
serted Yesterday, making the excavation en-
tifely ready for the dangerous task OF pruning,
which will be commenced early this morning.
In addition TO these extra charges, which will
explode nv conclusion. forty old IRON DIT es II
feet long aud inches IN oil meter, each loaded
with 20 pounds Of dynamite. have been put
Ia the galleries along the roof Lodges where the
reel Is kultkt~t. lHtso VIII ne connected VII n
the extra charges TO tie exploded by conclusion.
lie cartridges OF dynamite, the most sensitive,
and, consequently, dangerous OF Ill the high
explosives next to the PURE nltrO-Elycefine
which are put in as the extra charges, project
out Of tue drilled holes about two teet, ready to
be struck hy the lr-t falling rock, or affected by
toe hIst increase OF pressure. he iron pipes
are held up In their ri ces 10y wooden uprights,
and are plugged at the ends by heavy wooden
plugs, ovOr which are drawn light india. uubcr
caIs, making them uerfecIly watcrtight. 1t il
thought that these iron pipes viii be very enec-
tive In the work Of destruction.
Tho gates OF the works were hesicgcd yester-
day by men, women and chiur,n clamoring
for admission, which was positively denied to
ALL Gen. Newton remained At the excavation
during tho entire dan carefully insrecung tho
different branches OF the great undertak Ing.
During the day he was joined by Gems. " right
and Towers Of the United states corps, wno
went through tho tunnels and who expressed
the highest graise over the skllful work.
Capt. Wood OF the Astoria police will be as
sisted on SUNDAY in keeping intact the Gordon
around the works by IA Diet ,chment Of United
states troors sent from the forts in the harhor.
In addition to this force, Capt Wood Will mako
request OF Gen. Smi.h OF the Metropolitan po-
lice Tor detachment OF detectives. In COM
plIance with Geu. Newton's advice, The Alto
rians Will probably leave open their windows
It Is feared that the iieht-nngered gentry OF III s
city may endegvor TO reap u harvest VI spoil
from the exposed dwellings,
On the day Of the explosion the United states
Ssenm Drilling Scow, ~ command Of MIR. J ulms
Streidengcr, will be anchored between Big Mil
X ok and Wards Island. and viii afford good
view Tor few engineers about 90 feet from the
she IT, A card from Gen. Newton officially noti-
fyiug the public Of the coming event Will be
published Tomorrow.