The daily union. [volume] (Washington [D.C.]) 1845-1857, 1849-07-21

s n headers feet long, wide
inches long, feet wide and IS inches
iim header. long wide a4S
,a sses sh,es s ,.s, wide ana >.
In all, SIC blocks.
dressing
the stone There no face work Su. dran Of an inch must be
edges which continue full the gauge within The ends and
Dimensions, win any o.
Bill A, No.a,
all back srechen closing blocks and
couteor stone from the foot the surface
ID 'front.' q blocks feet long sst wide bed q inches high
Sd back $50 seers feel long 10 inches wide bed "a inches
6s long wide bed "a
required only the
and build, the face and back being e split from the
be dressed with the exception Of fair da Of inch
thai e % a
@ 20 t as az.
are 70 Be dressed F A
BILL A, No. 8,
#.,F Is the balance OF course.
nea feet Of header blocks of feet bed and from
9 @ e g Fl ss q. %
ss for three feet g that ne ends these stone
dressed, but the ends, the
BILL D, MOL
Includes a the headers Of the ricaed rock
18th e headers fese inches feet wide face
i4 and Ism 70 headers feet long, feet wide face,
headers Throughout, their whole length on
s Sp and eG s beds and o "a ss from The se q the
BILL d, No.2,
Includes all the stretches Of the ruscated rock work above
l, l4 and 18th 100 se,chers long, bed
inches high
closely dressed and
the face first class, rtistcated rock work
BILL b, No 3-CorSe
4i nsa feet Of fee. wide the bed and from fact
The coping TO be dressed the and face according the
q be truly 50 as 70 make Close ioin, with sharp as edges
and full The back line Of full and square
FiRsT CLASS WORK.
The and the OF ie coping description
Of fine work Smooth and true drain lines, inches wide,
% eind within the dram The dressed
oong al right angles to the beds and on Inc TOP Of The
night angles g the front line The iSons 70 be such as would be
The edges s e az joints q the work above s surface O. ts
rae, without break, ni.k, .pans any top
line Of The coping y es rounded on The a edge two inches on
The D. Nos and be wen
nsse ae s an above said
lines % Be sunk to depth o. a9 less 1aS AZ 90
said dram lines The rough surface of the ce be % and round
limits
SECOND Class woRK.
the beds builds Of tAs fooied ork ADORE e raterhe
shall be straight and forming close and clean
True draft lines wide must be entirely round each
wind and parallel 20 each Tine surface within the dra lines
BE O. sa as a TO Be- ss Ss's sss
q m On s & o Sn s a sa
inch in DEPTH closer together than foo and In
face.
THIRD CLASS woRx.
s s 4. .s sss s s sa M1 or "a @ ss
corner. and edges Of each stone mus, be full the lines AIR
beds which also Be taken truly wind
dah pointed
and an:sS win Sss . as TO % q
middle front and back steicher and dressed portions
depression exceeding niche.
and half an n inch IN ssp and not mo sn TWO such de-
and builds the allowance In this viii be made the
fair dram Of inch mont and back each
setcher and round both ends Of each header hew fell
joints square lines
The work will be laid in alternate header and strecher
@ sna s,l e w s @
coping, which will be full dressed azhlar.
QUALITY 5roSE.
All the embraced foregoing bills be OF
description Graa ssaits two
having the least pT il composition and being therefore
less liable % dsinesIaiion will Dc preferred
should the bids stating the precise location Of the
All the stone embraced in bill. B. and D. must be uniform
appearance, quality being Otherwise
be free from cracks, flaws, and the sulphaie OF
above
osprs or DruvrRr
The delivery Of he should The Pen
thereafter twelfth Of the number of stone bills A, Nos
eap aeln ,oe s. ps s ,oos s
% & Mould b. @ % Be s s q not a ssn
Of each bill month"; following the above order IN
from S 70 : inclusive, and next rom . % Is
The delivery oi above bills must be concluded on OF before The
remaining BAN. uh Of each sI.e .P.sasd IL the