The daily union. [volume] (Washington [D.C.]) 1845-1857, 1848-09-27
BUREAU or ToPoGRAPHIcAL ENGINEERS,
Washington, September L. 1873
asv With am act nj Congress, approved

N conformity with act OF So"8fess, ~PP-O
August H. lsis, offers (sealed and endorsed pioPs
for paving the remainder OF PennsYyana avenue
see) will be received at this Office until IL O'CLOCK n'
the TN day OF October next
The work be executed in the following manner, viz
The present curb stones OF The centre gravel way 10 De
removed and 70 be deposited IN regular contiguous o,a1i
where required by the engineer on both sides OF ION
street west and on this in front Of the Presidents
House. The road-bed TO be graded surface
corresponding with the conveIy of the pavement
crown will be two inches above the line Of the curbsones
(Which be removed) If filling should be necessary
gravel The paving be OF good spheroda shape,
of the description called hardwaer rolled pebbles,
about inches long, and inches thick in the middle The
stones must be bedded in pure scious sand, free from
eanh two inches deep and set In actual eonae, with each
other The pavement 10 be three times rammed hrsi dry
then second and third time after being well sluiced with
waer Before each ramming the surface 10 be covered
with coarse clean sand, be subsequently removed by
careful sweeping Immediately after the completion oil
each square of pavement will be covered with coarse
clean gravel Gree from clay earth inches thick,
which is 10 remain until month after the whole work IS
finished unless sooner directed removed by the eng
neer The work. (and materially throughout the progress
of the work be subject 10 the Inspection and approval
be received until thar officer shall have certified that
it has been executed TO mis- satisfaction, and IN strict
conformity with the contract when the whole work
will be measured by him for final settlement al
cannot be made, but payments viii be made on
the estimate of the engineer (or work done) once IN
weeks after deduotng 10 per cent, be retained for
the faithful execution Of the contract and to be paid until
the whole work has been finished and accepted and an me
materials of every description not used on the work. have
been removed at the expense o. the contractor from the
avenue and the adjacent streets and open spaces bidders
will the price per superficial yard OF the whole hori-
zontal surface for which they will execute the work. I'm
GLIDING the removal OF the curb stone and The furnishing
OF materials and workmanship of every descrpton) ac
cordng to the above specifications The amount oil paving
will be about II, 500 uperficiai yards.
Proposals will also be received in the FORM and al
the time and place, for setting the curb,lone on
18th front OF the Treasury Department, and the
street in front of the Presidents House 18th street. The
curbs be laid In trenches be sunk sufficiently deep
admit layer gravel inches thick which the curbs
are to be placed SO that their upper surface may be eye
with the brick sidewalks. The contiguous curbs to be
brought INFO close contact with each other and the earth
around the sides &c be well rammed The proposals VIII
state the price per linear yard for setting the cuTb incu
ding the gravel and workmanship, and the removal of the
engnee may designate Tue curb stone 10 be furnished
the spot by the government The whole length of curb
stones WI be about !, 400 linear yards.
Proposals will also be received in the form and at
the time and place. or paving 18th street in front Of
the Treasury Department. and OF the street IN front OF the
Presidents House TO 18th street"
Those will be graded in such manner that the
cross sections, showing the upper convex surface OF he
pavement when laid, which will be furnished by
the engineer snPern'endng the work T1e road bed VIZ
inches the upper surface OF which will CONFORM TO the
cross sections above.
The proposals VIII LIST, the price of excavation per
cubic yard, (27 cubic eet) including the removal OF the
dirt and OF the flag crossing places from the ay
I'd the price of gravel deposited as ABOVE stated IN
the road per cubic yard, (27 cubic ieet)
The pavemenis, including the side cutters, VIII be aid
the portion OF Pennsylvania avenue, and the
will be subject the conditions III respect
The bids will state the price of pavement including
gravel workmanship, and the relaying OF the tag
(wh the old stones &cO per superficial yard. ne
yards.
All the paving under this advertisement Mt must be com
petey finished all particulars by the LIST day OIL Decem
Der next and the laying OF the and the gradua
OF the rapidly the engineer shall require
syvanian and the Times, OF Philadelphia the New York
True Sun and the Journal OF Commerce, OF New York
will please publish this and send their accounts 10 ths
office for payment. aff
Sept b-eodl0t