The daily union. [volume] (Washington [D.C.]) 1845-1857, 1848-09-22
BUREAU or ToPoGRApHIoAL ENofsEERs,
Washington, September =, loao

Washington, September =, loao
IN conformity with act OF Congress, approved
August H. lSs offers tsealed, and endorsed proposals
for paving remainder of Pennsyvana avenue 70 ioh
steetD will be received this office until IL O'clock M
The work be executed in the following manner, WIS
The present cab,s,ones OF the centre gravel was order
where required by the engineer on both sldesso ,o
House The road bed to be graded 70 convex surface
corresponding with the convexiy OF The present pavement
crown viii be two inches above the line Of the
(Which be removed) II filling should be necessary
places stead of excavation, must be done wan
gravel The paving be good pberoida shape
of the description called hardwaer rolled river pebbles
bout inches long, aud inches thick in the middle The
stones must be bedded in pure sicous sand free from
ear inches deep, and set in actual contact with each
then second and third time after being well sluiced with
water Before each rammng the surface TO be covered
with coarse clean sand, be subsequently, removed by
careful sweeping Immediately after the completion OF
each square OF pavement II VIII be covered WIN coarse
clean gravel free from clay eah) two inches thick
which is 10 rema until month after the whole work is
finished unless directed TO be removed 1y the eng
neer The work. (and maierals.) throughout the progress
of The work to be subject the inspection and approval
of the engineer and when finished, the work WIN no,
has been executed mis- satisfaction, and In STREE
conformity with the contract, when me ~hoe woik
cannot be made but payments VIII be made on
the estimate of the engineer Qor work done) once IN
The faithful execution OF the contract and be paid until
the whole work has been finished and accepted and all the
materials of every description, used on the work, have
been removed the expense OF the contractor, from The
and the adjacent and open spaces Bidders
will state the price per superficial yard OF the whole nor,
zonal surface, which they win execute the work. Qn
Guiding the removal Of the curb sohe and the furnishing
of materials and workmanship OF every descriPuop,) ac-
cordng to the above peccatons The amount oil paving
will be about 10 500 superficial yards
Proposals will also be received, in the same orIn ana al
the same time aud place. for setting the curbsones on
18th in front of the Treasury Department and on the
front of the Presidents House TO 18th street The
cubs to be laid in trenches TO be sunk sufficiently deep 70
admit layer OF gravel inches thick which the cubs
10 be placed that their upper surface may De eve
with the brick sidewalks The contiguous cur6s 10 oe
brought into close contact with each other and The earth
around the sides to be well rainmed The proposals wi
the price per linear yard for setting tue curbs nc
ding the gravel and workmanship and the OF the
present curb-stones to convenient place which he
engineer may designate The curb stone TO be urnished
on the spot by the government The whole length oil curb
stones will be about 100 linear yards.
Proposals will also be received in the same iorn ana Ut
the time and place, fo paving 10th street in front OF
the Treasury Department and Of the street in front OF the
Presidents House to 18th street,
Those streets will be graded such b, manner that , The
cross sections showing the upper convex surface OF he
pavement when laid which sections will be furnished by
The engineer experimenting the work Inc WIZ
be formed of clean gravel reH rolled to depth OF
inches, the upper surface OF which VIII conform 10 the
The proposals will state, the price of excavation per
cubic yard (27 cubic feet) including the removal oil the
dirt and OF crossing places from the av
3D. the price of gravel deposited as above stated I'D
the road per cubic yard a. cubic ies,) win ne
in all respects in the manner as before described io
the centre portion Of and the
The bids will state the price OF the pavement including
all materials stones inches d ace
with the old stones, &c,) per superficial yard ne ne
amount of paving will be about 10000 square or supcrhcia
yards.
All the paving under this advertisement must be com
finished n in Ia % Ss BY and a
ton OF the streets rapidly as the engineer shall require
syvanan 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 to tins
office for payment
Sept 6-eodlOt