The republic. [volume] (Washington [D.C.]) 1849-1853, 1849-07-21


NAVY SUPPLIES UNDER THE BUREAU
OF YARDS AND DOCKS.
NAVY AGEsT's OFFICE, Pensacola,
June 80 lS49
- EALED PROPOSALS in duplicate, for each
class separately, endorsed Proposals for supplies
for Navy Yards, will be received at this Office until
IL O'Clock M, on Monday, the 30th day of July
next, for furnishing and delivering at the Navy
Yard at Pensacola, at such place or places as may
be directed by the Commandment, free Of expense to
the Government the materials and articles herein
after specified, viz;
CLASS No. L.
Specification of the granite to build the perma-
nent wharf at the Pensacola Navy Yard.
Bill ii, No. l,
Includes all the Headers under water from the
foot course TO the surface of the water, height Of
"a feet, and extending 400 feet.
LIST course, AZ headers ii feet long, feet wide and
24s inches thick
I'd do A headers 10 feet inches long, 2 feet
wide, and % inches thick
Sd do AZ headers 10 feet inches long, 2 feet
wide, and % inches thick
4th do ~ headers 9 feet inches long, 2 feet
wide, and % inches thick
9Th do ~ headers feet inches long, 2 feet
wide, and % inches thick
9th do A headers 9 feet inches long, 2 feet
wide, and % inches thick
7th do AZ headers feet inches long, 2 feet
wide, and 20 inches thick
Sth do "A headers 8 feet inches long, 2 feet
wide, and 25 inches thick
9th do AZ headers feet inches long 2 feet
wide, and 25 inches thick
10th do ~ headers feet 8 inches long, 2 feet
wide, and % inches thick
18th do AZ headers feet inches long, 2 feet
wide, and 24l inches thick
18th do "A headers 6 feet inches long, 2 feet
wide, and "a inches thick
In all, SIC blocks.
The above headers are only to be dressed on the
beds and builds which dressing is to extend feet
inches inwards from each end of the stone. There
is no face work, but draft of an inch must be
round each end OF the stone, showing full corners
and square edges, which must continue full to the
gauge within. The ends and middles of the stone
may be left split from the quarry, being full di
mansions, but no allowance will be made for any
excess of size.
Bill II, No. 2,
Includes all the front and back stretchers, closing
blocks, and counterfort encasement stone, from the
foot course to the surface of the water
LIST front. 465 stretchers feet long, 2 feet wide
bed, "a inches high.
I'd front. "a blocks feet long, feet wide bed "a
inches high
Sd back. $50 strechers feet long, Is inches wide
bed, "a inches high.
4th counterforts. 3OS stretchers 81 feet long, Is
| inches WlQe Deu, "a inches nlgn.
The above stretchers required to be dressed
only on the beds and builds, the face and back being
left split from the quarry. That is, the top, bot
tom, and the two ends OF the stone alone to be
dressed, with the exception of fair draft of an inch
run round the face and back of each stone, to
show full courses and square edges 1t will be per-
oeived that the back stretchers and counteror stone
have but lS-inch beds, while the rise of the course
is "a inches. 1t is the lSinch beds and the builds
OF these stone that are to be dressed.
Bill IL, No. 8,
Is the balance of the foot course.
HEADERS.-l34 lineal feet of header blocks, of
feet bed, and from to feet wide on the face.
This course is to be feet thick for feet in from the
face, thence the top bed is soped inwards, at the
rate of one in six for three feet SO that the inner
ends of these stone but Is inches thick. The
beds and builds of these stone to be dressed but
not the ends, except the draft before directed.
Bill B, No. 1,
Includes all the Headers of the rusticated rock
work above the water
18th course. AZ headers feet inches, feet wide
the face, Is inches high.
l4th and 10Th courses. rs headers feet long feet
wide on the face, IL inches high.
These headers are to be dressed throughout their
whole length, on the top and bottom beds, and for
p feet in from the face Of the builds. The face is to
Bill b, No. Q,
Includes all the Stretches of the rusticated rock
work above the water, 18th, l4h and 18th courses,
100 stretchers, feet long, feet bed, IS inches
high.
The beds and builds of these courses are to be
closely dressed and the face, first class rusticated
rock work.
Bill b, No. Stopping.
434 lineal feet coping, feet wide on the bed and
from feet TO feet long, and feet thick.
The coping Is to be dressed on the top and face,
according 10 the specifications for the first class fine
cut work. The beds and builds are to be dressed
truly, to make close joints, with sharp arris
edges and full corners The back line of the top to
be full and square.
FIRST Class Work.
The face and the top of the coping must be of the
usual description, of fine cut tcork. Smooth and
true draft lines, two inches wide, must be run
round each surface, which must be worked per
fectiy out Of tcind within the draft lines the stone
must be dressed To true, surface, without
depression of any kind, and finished by tooling at
right angles TO the beds, and the top of the cop
ing at right angles to the front line The tooling
to be such as would be produced by patent ham
mer of six blades to inch.
The arris edges of all joints of the work above the
surface of the water included in Bill B. Nos. I, q
and 3, must be sharp, clean, and true, without
break, nick, or spalng of any kind The front
top line of the coping is TO be rounded the arrs
edge, two inches ON each face, the quadrant of
circle of two inches radius.
The face of the stone included in Bills Nos and
is TO be well executed " Rusticated rock work."
formed by fine cut draft lines, co inches toide run
round the surface above specified; said draft
lines to be sunk to depth of not less than half am
inch, or more than t,co inches, below the rough sur
face Of the face of the stone within said draft nes
The rough surface Of the face be fun, and round
ing from the draft lines, and in no case hollow or
sunk below the limits.