Year: 1864

AN Act to regulate the admeasurenent of ton.


mage of ships and vessels of the United States.


BE ii enacted By tie Senate and House Of Repre-
seatatives Of United States of america in Con-
gress assembled, That every ship or vessel built
within the United States, or that may be owned
by citizen or citizens thereof, on or after the
first day of January eighteen hundred aud sixty
five, shall be measured and registered in the
manner hereinafter provided also every ship or
vesssl that is now owned 10y citizen or citizens
of the United States shall be remeasured aud re-
registered upon her arrival after said day at a.
port OF entry in the United States, and prior to
her departure iherefrom, in the same manner as
hereinafter described: Provided, That any ship
or vessel built within the United States after the
passage Of this act may be measured and regis
tered in the manner herein provided.


Sec. 2. And be IL further enacted, That the re-
gister of every vessel shall express her length
and breadth, together with her depth, and the
height under the third or spar deck, which shall.
be ascertaiued in the following manner: The
tonnage deck, in vessels having three or more
decks to the hull, shall be the second deck from
below in all other cases the upper deck of the
hull is to be The tonnage deck. The length from.
the forepart of the outer planking, the side of
the stem, to the afterpart of the main stern post
of screw steamers, and to the afterpart OF the
rudder-post Of all other vessels measured on the
| top of the tonnage deck, shall be accounted the
vessels length, The breadth of the broadest
| part OH the outside Of the vessel shall be ao-
counted the vessels breadth Of beam. A mea


sure from the under side Of tonnage deck plank,


amidships, to the ceiling of the hold leverage
thckness) shall be accounted the depth Of hold.


II the vessel has third deck, then the height


from the top of the tonnnge-deck plank to the


under side Of the upper deck plank shall be ac-


counted as the height under the spar deck. All


measurement to be taken in feet and fractions Of
oil ~ fnaka hall kaa


in decimals


Sec. 8. And be IL further enacted That the re-


gister tonnage of a vessel shall be her entire


internal oubical capacity in tons OF one hundred


cubic feet each, to be ascertained as follows


Measure the length Of the vessel IN straight


line along the upper side Of the tonnage deck,
from the inside Of the inner plank, leverage
thickness,) at the side of the stem to the inside


of the plank on the stern timbers, leverage thick
ness ieductng from this length what is due to
the rake of the bow in the thickness of the deck
r and what is due to the rake Of the stern-tmbeI
in the thickness Of the deck, and also what is
due to the rake Of the stern-timber in one-third
: of the round of the beam divide the length SC
taken into the number of equal parts required BY
the following table, according to the class il
such table to which the vessel belongs


TABLE OF GLASSES.


Glass Vessels Of which the tonnage length


according to the above measurement is nifty feel
l OF under into six equal parts


d Glass 2.-vessels OF which the tonnage length
8 according to the above measurement is above
Q fifty feet, and not exceeding one hundred feet
J. long, into eight equal parts.
y Glass 3.-Vessels of which the tonnage length
g according to the above measurement is above on'


hundred feet long, aud not exceeding one nun
10 dred and fifty feet long, into ten equal parts.
d Glass 4.-Vesses of which the tonnage length
n according to the above measurement is above
}. one hundred and fifty feet, aud not exceeding
d two hundred feet long, into twelve equal parts.


Glass 5.--Vesses of which the tonnage lengt
" according to the above measurement is abov
" two hundred feet, and not exceeding two hun
il dred aud fifty feet long, into fourteen equa
y parts.


il Glass 6.-Vessels Of which the tonnage lengt