The New York herald. [volume] (New York [N.Y.]) 1840-1920, 1858-01-24
9)37 ss7
1909

Hence, by the elements before given II appears tia!
the volume Of the deposit nom the water n Ae slips OF
this city, between rtieth street east and west, and the
Battery compared with that OF the water lat half tde)
in a. TO Solo.
Startling as these results appear, must be borne in
mind that they do give iu exhibition Of the facts OF
the case the observations made we're necessarily con
fined the presence o Silt aud embraced only that por
which retained suspension by the how Of
rents whilst the deposit OF eus from the flow Of gravel
sand &c, could not be arrived at, unless by different
system of observation, and Is consequently not en-
braced IN the above results
The detIactous from these results TO be taken view
sufficiently rapid 10 Keep much Of the silt Ia motion At
both the ebb and flow Of the tide; hence, although lis
presence shown, yet its rapid deposit does not occur
That the taken from tue several locations be
Thrtoh each side Of the city, was taken
from between the PIERS and although tho deposit OF SIT
noted Is just regards the location from where the
water taken, greater deposit In cxhb ted than II
taken from the ends OF the piers this, however does not
affect the results here given, but refers only to the extent
u the area Of deposit.
In confederation Of these results and In illustration OF
the effects uncer consideration the propretors Of the New
York Sectional Dock that the deposit Of silt
upon their tanks between the piers of Market and Pike
averages full hyesxeepjhs 10 three eigbths OF
inch IN one ncw Of tide and they are thereby subject
cd the delay and Of dredging unier their dock To
the depth Of seven feet every two years.
In illustration Of the effects Of reduction by tho en-
crosohnen,s upon rivers and the deposit therein OF
the quality Of water which flowed into our harbor the
food tide through the Fast and Hell Gate once How
ing to Sands Point Is nos arrested at Fort schuy the
width OF thchp channel inside Of the bar bad narrowed in
1855 half mite since the survey ct isety areport OF A.
Boschke Of the United states Cost Survey, made 70 Prof
A. H. Baohe the Superintendent thereof. appears that
the main ship channel alone from the Southwest spit
Geincy Channel there has been actual deposit 10
twenty years OF volume Of sand OF s52 600 cubic feet
from the late report of the arbor Commissioners,
made 10 the Legislature OF ths state appears that the
Jersey Fiais are rapidly sitting 10.
This NJ, 10 my opinion, an alarming exhibition, and one
involving ierati,ns demanding the immediate aen
ten OF all who feel Interested the commercial interests
Of TINS CITY, Tor without re medal action the width OF the
nd fofy afa our har *
duced a. preclude the admission OF vessels Of tho largest
size into our harbor.
ally introduced 81 this time That ~ Is The enc.
TIVE c,, snns &C and psers in order 70 remove
the wash into the rivers hecerom and putting an sui W
the present practice Of posting the dredging VI our ss
into the channel Of the rivers aud opine that no one who
gives the subject biz atenpen will, for moment, permit
tho temporarily Increased expenditure consequent upon
the measure here suggested ne weighed for moment
IN value with the advantages 20 be derived therefrom
The operation Ct drcdgicg slpe, AZ nov performed,
briefly a. folegsThe deposits In the slPs arc removed
10 the channels Of the North RIVER, when the s
or sxer, by tho current ~ tho tide back to me
s,f And uvon the iais OF New jersey and Loss s~sd
aaa the stspes br cks and such pher matter 80 hesv,
r., be moved tbs desal ACTON os We current, OIL b'
! crnnnrl IN proportion 70 ,Ass vahaHe.
IA. :. our sewers and the sepo-it removed fton
discharge IRON are wtshod, as II y 'e ~. a n.
tho ships into the rive. - n a. were the oper'
the sea aud Long Island soune IN. MI. Involved 70 IN
ton Il would be vel Tor the ntei ~ s,r,. avery orr,
subject under discussion; but hap, s rent resu,
Examination OF the case presents very se, 'udentl
gus the deposits In our slips, T. e. mud, IN 100 o~
OF stones, bricks, &c, n composed m gravel -
and ieculcnt meftcr-which, when transferred ~ -
channels ct the rivers s Submitted " the detral scVS
OF nj Of from 10 four knots hour eighteen
miles dpsht The With these elements, then, "
would be ccuIi % chow how any portion Of ths mud,
otter than te soube part VI ~ and the coOrng matter
therein, could ever reach sandy HOOK
review, then, OF the elements Submitted, aud con
siderson Of their operation, furnishes she following
deductnnss--
l. That the deposit OF silt aud detrtal MISTER into the
rivors bordering thts city considerable M smOuta
that the sps o this city are very rapidly being hed the
bays, nden'atons and flats upon the shores OF Long Island
and Kew Jersey, the Harlem river and all places where
the currents are comparatively feeble being rapidly
sied up by the tidal currents and along with the
tons Of the wash upon the shores OF our bsrbOr
tidal volume thereof V being reduced, upon the ex,eut
Of vbich tidal volume depends the volume OF water pass
ing the bar Sandy Hook point involving The cOnuer.
cs value, " not the physical existence Of this harbor
q Tim, she system OF ,be dredging Of SLIPS "a row
pureei viz he removal n the deposits therein from
~ low low WINTER depth be exposed the currents in
the rivers ends in hat transfer OF them " other slips
end shos places the eject OF which 20 involve the loss
6 and COS, Of sreremoya u The iepos.s from the
clips.
That ty the thorough clearing Of The streets aud piers
Of this city, Btooxyn, aud neghbUrug cities, the de
poss INFO the SLIPS oud be lesencd, and tbs necessity
Tor dredging them W. Id he rendered less trcqueat
Finally That economy In the current Expenditures Of
cleaning our streets and dredging ps demands that
the streets and piers VI c;y should be Thoroughly
cleaned aud TIA, tho transfer vi che materials dredged