The daily union. [volume] (Washington [D.C.]) 1845-1857, 1848-09-17
BIRKAu or ToposRAPmcAL ENsIsEERs.
AU..k..a,,rr lSlS.


IN eoafsrHaity sstsh 80 of Ce"Srss, Approved
August IL iSs offers (sealed and endorsed proposals
for aving the remainder Of Pennsylvania avenue 70 ioh
treet) viii be received tins office until II CLOCK M
The work to be executed in the following manner, WIS
The present cubsiones OF the centre gravel way oo
removed and be deposited ia regular contiguous o.oS
where required by the engineer both sides Of 18Th
reet west. and on the avenue 70 ion oil te sSce
spoDdng with the conve1ity OF the present pave
will be inches above the line OF the curb-s'ones
(Which 10 be removed) II hlllng should be Necessary
places instead of excavation, must be done win
gravel The paving stones TO be OF good pheroida shape
the description called hardwaer rolled river pebbles
about inches long, and inches thick in the middle The
must be bedled IN pure sllcoas sand free IRON
EARTH inches deep, and set In actual contact with each
other The pavement 10 be three times ammed hrst dfy
then second and third time after being well sluced with
water. Before each rammng the surface 10 be covered
careful sweeping Immediately after the completion OF
each square of pavement II Will be covered with coarse
clean gravel Gree from clay earh) two inches thick
VII ch Is TO remain until month after the whole work IS
finished unless directed TO be removed by the eng
neer The work, (and rals.) throughout The progress
of the work TO be subject this inspection and approval
of the engineer and when finished, the work wlii nor
il has been executed mis- satisfaction, and Ia strict
conformity with the contract, when the whole worK
vances cannot be made but payments Will be made on
the estimate OF the engineer Qor work done) ooce ia
weeks, after deducng 10 per cent? TO be retained io
The faithful OF the contract and 10 be paid until
whole work has been finished and accepted and all the
materials oil every description not used ON the work, nave
removed the Of the contractor from The
and the adjacent streets and open spaces bidders
will price per superficial yard OF the whole hor
surface for which they win execute the work I'm
Guiding the removal of the curb and the furnishing
NJ materials and workmanship OF every descrpton,) ac
coding the above specifications The amount OF paving
will be about 10, 800 superficial yards
Proposals will also be received in the same FORM and AT
the time and place, for setting the curbsones on
18th front OF the Treasury Department and on the
of the Presidents House 18th street The
curbs to be laid in trenches TO be sunk suhYenty deep
admit layer of gravel inches thick winch the curbs
with the brick sidewalks The contiguous curbs to be
broug close with each other and the earth
around the sides be well ranmed The proposals VIII
the price per linear yard for setting the curbs ncu
ding gravel and workmanship, and the removal of the
engineer may designate. The curb stone TO be
the spot by the The whole length OF curb
stones will be about 400 linear yards
Proposals will also be received in the form, and at
the time and place, o paving 18th street in front OF
the Treasury Department and OF the street IN front oil the
Those streets will be graded in such that the
earth will be removed depth of Ii inches below The
sections, showing the upper convex surface OF the
pavement when laid, which sections will be furnished by
the engineer experimenting the work Inc road-bed VIII
be formed Of clean gravel. reH rolled, depth off
inches, the upper surface of which Will conform to the
cross sections above.
The proposals will state, l the price of excavation per
cubic yard Ca cubic feei) including the removal OF the
and the flag foot ways crossing places from the
3D. the price Of s1 as above stated IN
The pavemen including the side cutters, will be laid
in all respects in the manner before described for
the portion of Pennsylvania avenue and the con-
will be subject the conditions in every respect
The bids will the price of the pavement including
all materials, inches Deep covering
gravel workmanship, and the reayng of the flag ways
with the old stones &c,) per superficial yard The
yards.
All the paving under this advertisement must be COM
pecly finished all particulars by the LIST day of Decen
and the laying of the curbsones and the gradua
OF the rapidly the engineer shall require
syvanian and the Times Of Philadephia the New York
True Sun and the Journal of Commerce, OF New York,
will please publish this and send their accounts to this
Office for payment
Sept 6-eodlOt