Daily evening star. [volume] (Washington [D.C.]) 1852-1854, 1853-09-26

OF Is Inches VIDE at loot inward from the back |
nd.
The dressing on the beds and joints of these |
readers will be of the quality ei "second class |
york, !" hereinafter described.
Sd Bill, 1900 &retchcrs.
Front and back stretche:s and counter
fort stone, chiefly for work below the
surface of the water.
$40 front strctchers, feet long, Q feet
wide, and feet high;
400 back stretchcrs, feet long, 2 feet
high, and Is inches wide the beds.
500 cOunterfort stone. 6 feet 6 inches
long, feet high. and Is inches wide
on the 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 on one
end. The face and the b,ck, or the
two sides of all the stone named, are to
have fair draft, of l inch wide, run
round them 80 as to show full corners
and square edges; but the surface
within the draft lines may nc LETT rough
as it split from the quarry.
The back stretchers and the counterfort
stone are but IL inches wide the
beds, while the rise of the course il Il
inches. IL is the 1S-inch beds, and the
end ends Of these stone, that arc IN
hare the surfdce-ircSsinY, and Tie Il.
inch side left rough.
1880 cubic feet, per cubic foot.
4th BlI, so Front Sretc1ers.
t1r6L class ruStlcaten rOCk-WOrk, batter
ing inch on the face to the foot rise.
These so stretchers are feet long, feet
high, 81 inches wide on the top bed,
and 26 inches wide on the bottom bed.
The face of each stone is to he full, with
q clean, fne-cut dratI, inches wide,
running round it, showing clean, even
joints, with full corners and square
edges, and battering enc twel. n.
The back is to have draft of one inch
run found it square to The beds with
full corners and square edges,
1851 cubic feet, per cubic foot.
372 lineal feet fine cut coping stone, 5
feet wide on the top, and feet inches
on the bottom, in blocks of from to s
feet, CT more, in length, and , feet in
thickness.
The vertical face of this coping Is to have
batter~Df one inch to the foot, dressed
according to the specifications of 60 first
class fine-cut work." the top surface
is also to be truly and evenly dressed,
In the s8Ee way, with elean, sharp
arris edges on the two sde.jonts, and
back of the stone, with all the corners
full and square.
The front top line to be rounded on the
xrris edge, 2 inches each face. or to
the quadrant of circle of inches
radius.
The bottom bed, and the two sides, are to
be dressed truly, to form close
even joints, with sharp, arris
edges.
3,7S2 cubic feet, per cubic foot.
$50 lineal feet of submarine bresstwall CO.
ping feet inches wide on the bed, in
blocks OF from S to feet in length,
and feet in thickness, rounded from
the top to the front line, to the quad.
rant Of a circle of feet radius
The top and curved surface to be good
even-hammered dressed work, without
depression. The two sides, the back,
and the bottom bed, are tn he truly
and fairly dressed as "third class
work." as hereinafter described
,2}5 cubic feet per cubic foot
7h BIZ, Is C6,Wer-stones.
The stone for the southeast corner, on the west
side of the deep basin:
LIST course. / block : feet square, feet
thick; the top and bottom
beds of this stone are to be
dressed according to the spe-
citicatonS for third class
work
Two adjacent sides from the included angle arc to
have draft of one inch wide around them show.
ing full corners and square edges. with rough rock.
work face, the same the stone OF the LIST and 81
bills.
The other two sides are also 20 heve draft Of an
inch round them, and are to be jontdressed from 3
feet six in hes from the face.
lst course. block feet inches long,
feet inches wide, and = feet
thick to be dressed the same
Ms stretcher OF the third
bill;
ID course. piece 10 feet IL inches lon.
feet inches wide; by2
feet thick;
Sd course. piece ii feet long, feet I
inches wide, by feet thick;
4h course. piece 10 feet 8 inches long,
feet inches wide, by 2
feet thick;
5M course. piece 10 feet inches longs
feet inches wide, by = feet
thick;
9th course. piece feet inches longs
fest Il inches wide, by , feet
thick;
tn course piece feet inches longs
fect inches wide, by feet
thick;
Sth course. piece feet IL inches longs
feet 1 inches wide, by feet
thick;
9th course. piece feet long, 3 feet
inches wide, by feet thick;
lOh course. l piece feet inches long,
feet i inches wide, by 2 fest
thick;
1lM course. piece feet inches long, )
feet inches wide, by - feet
thick;
18th course. piece feet inches long,
feet inches wide, by feet
thick;
18Th course. pic,e feet inches long,
feet inches wide, by feet
thick;
l4h course piece feet II inches long, 5
feet inches wide, by feet
thick;
18th course. piece feet long, feet