The daily union. [volume] (Washington [D.C.]) 1845-1857, 1848-09-28
BUREAU OF ToPoeRAPmoAL EseINEKns,


IN conformity with an Congress, approved
August H. IS4s tsesed and endorsed proposals
ee1a Wi h ceiveJ AZ dis Office until ~ o'clock M
the 7th day of October next.
The work TO be executed in the following manner, Wa
The present cnrb,stones OF the centre grave way 70 n
removed and be deposited in regular contiguous order
west, and the in front OF the Presidents
House The road-bed to be graded to convex surface
that when the pavement is thoroughly rammed the
will be inches above the line OF the curbsones,
(Which be remoyed) II filling should be necessary
places instead Of excavation, must be done with
gravel The paving stones TO be OF good sheroda shape
of the description called hard rolled river pebbles,
about inches long and inches thick in the middle The
stones be bedded in pure slicous sand free from
earth inches deep, and in actual contact wi each
other. The pavement TO be three Tunes fammed iTsi dry
then a second and third time after being well sluced with
water. Before each rammng the surface TO be covered
clean sand, 10 be subsequently removed by
careful sweeping Immediately after the completion OF
each square pavement, il will be covered with coarse
clean gravel Gree from clay earh) two inches thick,
which Is TO remain until one month the whole work is
finished unless directed be removed by the eng
Tue work, (and maienals) throughout the progress
Of The work be subject the inspection and approval
of the engineer and when finished. the work will not
be received until that officer shall have certlfed that
il has been executed to mis- satisfaction, and IN STREE
conformity with the contract when the whole work
will be measured by him for final settlement Ad
vances cannot be made but payments VIII be made on
the estimate of the engineer (or work done) once IN
weeks after deductng1 IS cent to be retained Tor
the faithful execution OF the contract and not TO be paid un
the whole work has been finished and accepted and all the
materials of every description not used on the work. have
been removed the expense o. the contractor from me
and the adjacent streets and open spaces BIDDERS
will the price per superic a yard oil the whole hori
zonal surface for which they will execute the work. Qn
Guiding the removal OF the curbsto and the furnishing
of materials and workmanship OF descrpton,) ac-
cordng TO the above specifications The amount Oh paving
will be about IL, 500 superficial yards
Proposals will also be received in the orm and at
the time and place, for setting the curbsones on
18th in front OF the Treasury Department. and ON the
front Of the Presidents House 18th street. The
curbs be laid in trenches be sunk sufficiently deep 10
admit layer Of gravel inches thick on which The cnrbs
be placed upper surface may be level
with brick sidewalks The contiguous curbs to be
broughtn close contact with each other and the earth
around the sides L be well rammed. The proposals will
the price per linear yard setting the cuIbs, ncu-
ding the gravel and workmanship and ne removal OF the
present cub-sones TO some convenient place which me
on the spot by government The whole length OF curb
stones VIII be about 400 linear yards.
Proposals will also be received the form, and at
the and place, ior paving 18th in front
the Treasury Department and OF the street in front OF the
Presidents House TO 18th street"
Those streets will be graded in such a that the
earth will be removed depth of Ii inches below the
cross sections showing the upper surface of the
the engineer experimenting the work. The roadbed Will
then be formed OF clean gravel ,reH rolled TO depth OF
inches the upper surface OF which VIII conform 10 the
| sections as above
The proposals will l the price of excavation per
cubic yard 7 cubic leet) including the removal OF the
and ofthe fagioo crossing places from the
3D. the price of grave deposited above stated in
the road per cubic yard ca cubic ieet)
The pavemens including the side CUTTERS VIII be lad
in all respects in the before described for
will be subject the conditions in respect
The bids will the price of the pavement, including
gravel, workmanship and the reayng OF the fagways,
with the old stones, &c.,) per superficial yard The
yards.
! All the paving under this advertisement must be
peely finished in all particulars by the LIST day of Decem-
Der and the laying of the and the gradua
OF the streets rapidly the engineer shall require
sylvanian and the Times, OF Philadelphia 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-eodiOt