National Republican., 1874-05-08

IAN the joints arc 10 Be thoroughly filled with
mortar, ana the courses properly Icveled up.
A proper alienation OF headers and str0tcheEs
Is to be made in order to secure thorough bond
The top Of the wall is in case to be plastersd,
W men required, foundation s;oueG Gr9 to be fur
'nlshea and laid. They must be sound and Of good
iS9oallty gu and of such general dimensions as may
Where dry wall is necessary. it must be well
Sna truly laid, and by line. Every stone mast
nave tsir and even bearing, and the courses DC
well bonded.
AH joints and crevices to be thoroughly pinned
and wedged.
The stone must be OF the character and quallty
Where coping-stones are necessary, they must
De furnished Of granite, sounG t an9 @ and dRen
sions given by the engineer, and dressed and NAM
mered in the manner and atter the pattern re-
Mason work of all kinds shall cease on the LIST
day of December in each year, unleas the com:
6y written notice and then only for such time
may be therein designated, ana no work. shall be
missioner: and the same requirements shall hold
in the laying and fitting Of seWer-pipes Of what
ever nature .
are TO be relilIed, repaved or remaeadamIzed, and
reconcreted as the case may be, and all materials
from the street Immediately thereafter, and in
case of failure thereof after due notice has been
Works TO the contractor, 1t will be done BY the
said commissioner and the expense thereof de-
Quoted from the payments due or to become due
All masonry shall be covered and protected
from rosts by and at the expense Of the
contractor to prevent injury from water or from
freezing.
PILE AND TIMBER FoUNDATIoN.
(d) Wherever piles are required for founda-
stOns or elsewhere, they shall be furnished OF
ba fyraI diameter
the butts, properly sharpened and shod when re-
sQuired, and shall be driven with q hammer Of not
with fall not to exceed ffteen feet in height,
and driven until the pile shall not yield more
than One-half inch under the blow. The tops to
be sawR or cut OF truly and evenly to the grade
furnished. The bark in all cases to be stripped or
taken off.
(b) When sheet-piling isnecessary and intended
to remain, it shall be furnished Of good pine or
spruce plank, Of the length, width, and thickness
free from cracks shakes, and sapTood, and driven
to the depth and in the manner required.
The plank shall be tongued and grooveo. II
necessary, to the width and depth shown. The
plank-shall be driven with the ram, so as not 70
necessSryi and used only in prosecuting the work,
no allowance will be made therefor, and It shall
in all cases be drawn ns the work progresses, un-
less otherwise ordered by the said commissioner,
in which case the sheet-piling so ordered to be
left in the trench will be measured and allowed
for at the same rate as foundation plank.
(d) Foundation timber of good pine or spruce
shall be furnished and laid, where required, all as
SHOWN on the plan oil the Work. Inc JmDer sndll
be sound and free from sap, without cracks or
shakes, and squared to the dimensions required
throughout the entire length. Whom placed upon
piles 1t shall be treenailed to each pile with good,
seasoned oak or locust treenais of the length and
size shown. Where bolts are required they shall
be furnished Of good wrought iron, headed and
sharpened when required. Of the size and length
shown on the said plans, with Wrought-lron nuts
and washers.
shall be furnished and laid in the manner shown
on tiIo plan Of the work. They shall be OF the
l. An T1N0ra hnEv and
tteenaiIed, above stated, or spiked as the engt
neer mSy select, to the foundation timbers with
the best quality Of wrought-rO1 nails, or spikes,
Of the size and length thereon specified and at
such points and in such numbers as may be desg
mated.
(c) When it NAV be necessary to lay foundation
boards or plank, they shall be of the kind and
quality above described, and cut and laid in the
manner designated
PIPE-sEwERs.
%. Where required, vitrlfed glazed stoneware
sewer and drain-pipes shall be furnished and laid
down of the sizes and in the manner shown on the
plan OF the work and herein specified.
q. (a) The pipes shall be designated by their
interior diameters. Each pipe shall be a true
cylinder and shall have IN every part an internal
area equal to the full area due to its diameter.
(b) The inner and outer surfaces oil each pipe
shall be concentric. All straight pipes must be
straight in the direction OF the axis Of the cylin
der.
(c) All pipes of diameter OF twelve inches and
under shalt in part be less than six eighths Of
an inch in thickness; those Of fifteen inches and
not under twelve shall in the same way be not
less than one inch; and those eighteen inches and
not under hfteen not less than one and one eighth
la All pipes of whatever kind shall be made Of
the best material, thoroughly and perfectly
burned, without warps, cracks, or tmpertections,
and shall be we'll and smoothly glazed in the best
manner over their entire inner and outer surfaces
and they shall be of equal quality in every re-
spect TO the samples exhibited at the pipe yards
ofthIs department
nection shall in case be less than two feet and
six inches in length.
" Each pipe having an opening nodded into it
for house connection, or branch Of any size or
kind, shall not be less than two nor more than
three feet in length.
with sleeve or collar of the same character
cylindricity and thickness, and not less than i've
inches in width, without extra charge therefor.
IN Each collar must have an internal diameter
ofnot less than enc half nor more than one and
ono hall inches greater than the external diane
ter Of the pipe to which it is to be fitted.
" When required. curved pipe shall De fur-
aa s dh1o he Shown on the plan Of
tho work, and no curved pipe shall exceed three
feet in length.
nodded thereon for house connections shall be
furnished and laid at such points as the commits
sioner of public works may designate, in front OF
each building on the line Of the sewer and where
there no buildings, opposite each lot front, At
an average distance apart OF seven ana one halI
feet, Except at intersecttng streets:) Inc spurs
are to be closed with approved yitrihed stoneWare
covers, free Of charge.
u Branch pipes and house-conneetion drains;
wherever desi gnated, shall be furnished and laid
of the size and FORM and at the points shown on
the plan of the work, and closed with q bulkhead
or brick not less than eight inches in thickness,
when not Immediately used or an approved stone
or StCneware cover, free of charge The house
connection drains. when required, are to be ex-
tended Q point feet inside of the curbs, on q
grade the same that of the sewer.
~ Bends. .sphuns and special pipe shalii II re-
quired, be furnished and laid OF the sizes and
forms shown on the plan Of the work.
(m) In the commissioner of public works
shall eject 10 use hub and spigot pipe, they shall
be furnished in all similar and equal in size,
quality and kind to those above described: The
hub shall have depth of at least three inches
GrAn its face 10 the shoulder Of the pipe on which
it Is nodded, and shall have an interior diameter
not less than one more than two inches greater
than the exterior diameter Of the pipe which Is 10
~ inrase the said commissioner shall choose
to furnish the contractor with the necessary sewer,
culver, drain and houseconnection pipes, inVerts,
basin heads, and gutter-stOnes, and man; hole
frames and covers, they shall be in accordance
with the following prices, viz:
For 6-inch straight pipe, per linear
foo. 90 cent:
faot $50 cents
spurs, per linear foot 40 cents
For Inch straight pipe, per linear
foot 100 cents
spurs, per linear foot 1s5 cents
foot 1s5 cents
For ls-rnch curved pipe, per linear
foot I5 cents
For I8-:nch straight pipe. with e-lnch
spurs, per linear foot 30 cents
For branches u inches by u inches,
per linear foot 100 cents
For branches 10 inches by Il inches,
per linear foot $40 cent.
For branches IS inches By Is inches,
per linear foot 30 cents
FdT branches IS inches by II inches,
per linear foot go cents
For branches Is inches by 10 inches,
per linear foot $50 cents
per linear foot $50 cent,
For inVerts per linear foot 260 cents
For each cast-irUn maa-hOle frame and
cover $500 cents
.. (d) All pipes are to be excavated for anC
laid true in line and grade throughout, according
to the lines and grades furnished from time tc
time. The ends Of the pipes shall abut against
each other and in such manner that there shall
be no shoulder or unevenness of any kind along
tn bottom half of the sewers On the inside.
(b) Each joint, as the pipes are lsiG, is to be
fitted with a collar or ring which shall LAP
equally the ends OF such abutting pipe; the lower
half Of the said collar shall In all cases be whole
and un5rOken, and the upper half shall not be
more than two pieces; the space between the ring
and the pipes is to be uniform as possible,
and to be thoroughly filled with the best by.
drau!ic cement mortar, made of equal parts oi