Daily evening star. [volume] (Washington [D.C.]) 1852-1854, 1853-09-06

I'd BIZ, 1,5OO Tretchers
Front and back stretche,s and couEter-
fort stone, chiefly for work below the
surface of the water.
$40 front stretchers, feet long, feet
wide, and feet high;
400 back stretC hers, feet long, 2 feet
high, and IS inches wide on the beds.
500 counterfort stone, & feet inches
long, 2 feet high, and Is inches wide
on he beds.
All the above stretchers are to be dressed
on the top and bottom beds, and two
ends; the counterfort stone, also, On
the top and bottom beds and one
end. The face and the back, or the
two sides of all the stone named, are to
have fair draft, of l inch wide, run
round them, to show full corners
and square edges; but the surface
within the draft lines may be left rough
as it was split from tie quarry.
The back strctchers and the counterfort
stone are but Is inches wide on the
beds, while the rise of the course is Fl
inches. is the lS-inch beds, and the
end or ends IF these stene, that are to
hare the surtacettreSsiHg and The q.
inch SIDE icjt rough.
81, $50 cubic feet, per cubic foot
4h Eli, so Front !tretchers
First class rusticated rock-work, batter
ing inch on the face to tho foot rise.
These so stretchers are feet long, feet
high, I'll inches wide the top bed,
and % inches wide on the bottom bed.
The face Of each stone is to be full, with
clean. fnecut draft, inches wide,
running round it, showing clean even
joints, with full corners and square
edges, and battering one twelfth.
The back is to have draft OF one inch
run found it square to the beds, with
full corners and square edges.
1861 cubic feet, per cubic foot.
5h Bill
312 hneal feet fine cut coping stone, 5
feet w.de on the top, and feet inches
ON the bottom, in blocks Of from 5 to S
feet, or more, in length, and feet in
thickness.
The vertical face of this coping is to have
batter Of one inch to the foot, dressed
according to the specifications of GO first
class fne-cut work." the top surface
is also to be truly and evenly dressed,
in the saE-e way, with elem, sharp
arris edges on the two siie.ioints, and
back of the stone, with ali the corners
full and square.
The front top line to be rounded on the
arrs edge, inches on each face, or to
the quadrant of circle of 2 inches
radius.
The bottom bed, and the two Sides are to
be dressed truly, so as to form close
even joints, with sharp even srris
elges.
$3.50 cubic feet, Per cubic foot
9th BIZ.
100 lineal feet Of submarine breast-wal CO.
ping, feet inches wide the bed, in
blocks Of from to S feot in length,
and feet in thickness, rounded from
the top to the feopt line, to the quad
rant cfa circle of feet radius
The top and curved surface to be good
eyer-hammered dressed work without
depression. The two sides, the back,
and the bottom bed, to be truly
and fairly dressed .s "third class
work, as hereinafter described
1,235 cubic fee. per cubic foot
Tn BM, is Cbrner-stones
The stone for the southeast corner, ON the west
side of the deep basin:
1st course. block feet square, feet
thick; the top and bottom
beds OF this stone are to be
tresssd according to the spe-
citicaGons for third class
work
have draft of one inch wide cut around them show
ing full corners and square edges, with rough rock
work face, the same the stone Of the LIST and Sd
bills.
The other two sides are also to have draft of an
inch round them, and to be jointdressed from
feet six inches from the face.
LIST course. l block feet inches long
feet inches wide and feet
thick to be dressed the same
asa stretcher OF the third
bill;
I'd course. / piece 10 feet IL inches long,
feet inches wide, by2
feet thick;
Sd course. piece II feet long, feet
inches wild, by 2 feet thick;
An course. piece l0 feet inches long,
3feet inches wide, by
feet thick;
5h course. piece 10 feet inches long,
feet inches wide, by feet
thick;
9th course piece feet inche, long,
feet 4 inches wide, by feet
thick;
It'll coarse. piece 0 feet inches long, 9
feet inches wide, by feet
thick:
Sth course. piece feet IL inches long,
feet 4 inches wide, by feet
thick;
9th course. piece feet long, 3 feet
inches wide, by 2 feet thick;
10Th course. i piece feet inches long, 3
feet 1 inches wide, by feet
thick;
1lh course. i piece feet inches long. 3
feet inches wide, by 2. feet
thick:
18th course. 1piece feet inches long, 3
feet inches wide, by feet
thick;
18th course. piece feet s inches long, 3
feet inches wide, by 2 feet
thick;
l4th course. / piece 9 feet II inches long, 9
fact inches wide, by f,et
thick;
18th course. piece feet long, 3 feet 49,
inches wide, by 2 feet thick.
W. cubic feet per cubic foot