The daily union. [volume] (Washington [D.C.]) 1845-1857, 1848-09-19
BUREAU or TorOGRAPHIcAL ENGINEERS
Washington, September A Isia


4.
IN conformity with act Of Congress, appro,,s
August L. Ioas. offers tsealed, and endorsed propo,
for paving the remainder OF Pennsylvania avenue 10 5p
.treet) will be received at this office until IL o'clock
the 7th day of October next
The work to be executed in the following manner viz,
The present curb-sone of the gravel way 10 h.
removed, and 10 be deposited in regular guous oe
where required by The engineer on both sides of ljh
west and the avenue IN 'front.' OF the PTesidenT
House. The road bed to be graded to convex surface
sponding with the convexy OF the present pavement
that when the new pavement IS thoroughly rammed the
trown will be inches above the line OF the curs,nn
(Which be removed) II filling should be neees,ar1
places instead OF excavation, IL must be done WIKI
srave The paving to be OF good pheoida sham
Of the description called hard-waer rolled, pebbles
about inches long, aud inches thick in the middle Tn
stones must be bedded in pure sicious sand free from
earth inches Deep and set in actual id each
other The pavement be three times ramined fir, d
then second and third time after being well sluced viii
water. Before each ramming the surface 10 be covered
with coarse clean sand be subsequently removed NV
careful sweeping Immediate after the completion .,
each square of pavement II Will be covered with coarsr
clean gravel (ree from Clay earh) inches thcI
which 10 until one month after the whole work
finished unless directed TO be removed by the en
neer The work, (and maer'als) throughout the progress
Of the work. be subject 10 the inspection and approval
of the engineers and when hnished the work will not
be received until that officer shall have certified thar
Il has been executed 10 MS satisfaction and in strc
conformity with the contract, when the whole WORK
will be measured by him for final settlement Al
vances cannot be made, but payments viii be made on
The estimate of the engineer (or work done) once in
weeks, after deducting Is cent to be retained foe
The faithful execution OF the contract and not to be paid until
whole work has been finished and accepted and all the
materials OF every description, not used on the work
removed, the
avenue and aid and open spaces Bidders
will the price superficial yard oil the whole
zonal surface, for which they viii execute the work. I'm
Guiding the removal of the curb stone, and the furnishing
of materials and workmanship OF every descripuon,) Nc
cordng the above specifications The amount OF paving
will be about 10, 500 superficial yards.
Proposals will also be received in the same form and
the same time and place. for setting the eurb-stonss Cn
street the Presidents House to nth street" The
cufbs be laid in trenches to be sunk sufficiently deep
admit layer of gravel inches thick on which the cUbs
be placed, that their upper surface may be level
with the brick sidewalks. The contiguous curbs be
broug ht close contact with each other, and the
around the sides 10 be well rammed. The proposals will
the price per linear yard Tor setting the cubs nc
ding the gravel and workmanship and the removal OF the
present cuIb-stones some convenient place which
engneer may designate The curb stone to be furnished
the spot by the government The whole length of curb
stones will be about L. 100 linear yards.
Proposals will also be received In the same FORM and
the same and place. 'fo paving 18th in front
Presidents House TO 18th street
Those streets will be graded in such tina, the
earth will be removed depth of IL inches below
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 will
be formed OF clean gravel rel rolled to depth o6
inches the upper surface OF which viii conform to the
The proposals will state, ls the price OF per
cubic yard, "a cubic ee) including the removal Of the
enue I'd the price of gravel deposited, above stated
the road per cubic yard, (27 cubic teet)
The pavemens including the side CUTTERS will be laid
in all respects the before described or
the portion of Pennsylvania avenue, and the
will be subject 10 the same conditions IN every respect
The bids will state the price OF The pavement including
all materials stones paving inches deep, covering
gravel, Workmanship and the reaying OF the flag -way
with the old stones &c.,) per sue,rfcia yard. The
amount of paving will be about 1900 square or superficial
yards.
Ali the paving under this advertising mt must be com
petely finished in all particulars by the LIST day OF Deem
next and the laying oil the cubsones and the gadua
OF the rapidly az the engineer shall require
The Baltimore SIM and the Baltimore Argus the Penn
syvanan and the Times. OF Philade phia 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-eodl0t