The Cairo bulletin. (Cairo, Ill.) 1???-1928, 1908-08-21

lnaCting the same nndef inc ppuN ~
| the pipe and not hy blocking or
weighing up. Before laying, the intern
| or OF the bell shall be carefully Wiped
smooth and clean and the annular
space shall be free from dirt or NOR
liar. A narrow gasket Of packing shall
be properly calked into each Joint al
ter which Portland cement mortar
composed of one % part OF ee-
ment and one ID part of clean
sand. shall be introduced therein, an
such gasket shall be Of one piece OF
sufficient length to reach entirely
around the pipe and Of sufficient
thickness to bring the bottoms OF the
| two pipes to the same level No
joint shall be cemented until the gas
ket of the next two joints in advance
are properly inserted. Special care
must be taken to ill with mortar tae
annuar space at the bottoms aad
sides as well as at the tops Of the
joints. After such space has been
filled the cement having been com.
pacted with a wooden or iron calking
tool, neat finish shall be given to the
joint by the further application of
similar mortar to the face of the hubs.
50 as to form a continuous and
even beyeled surface from the eNteri-
or Of the hub to the exterior Of the
spigot all around. As soon as the CO.
meut of any Joint has been compactei,
the bell hole under the hub must be
carefully aud compactly filled with
sand or fine earth 50 as 10 hold the eX-
terror mortar finish of said joints sc.
|cmely in its place. The re-filiug shall
/ then be carried half way up the sides
iof the entire length of pipe with Sc
Ilected earth and compacted with
proper tamping tool While the pipe
lis being laid in each section between
|manhoIes or other permanent open
Ings. light from the remote end OF the
section shah remain constantly in
view.
. Section f. On both sides Of the sew
er and as near the center line of each
lot or parcel Of land of the width of
twenty-five t35l feet, there shall be Y
branches. Of six Co inches diameter.
laid or turned to an angle Of fortyfve
.G5l degrees TO receive the SIX Co
inch house connections hereinafter
provided for. and said house connec-
tons shall be securely closed at the
lot line with an earthenware cap set
T., .....,,,. ,r,.,r+.- -,-51,,+ ,trIr,r, h.. lof
owner or proprietor desires to connect
his house or drain pipes Herewith at
once. The exact location Of all Y
branches shall be carefully ascertained
By the city engineer Of the city or some
other competent person, designated or
appointed by the city council, before
the concealment of the said branches
by back filling, by accurate measure
.meut from the center Of the manhole
next below in the same line Of pipe, SO
that a true and exact record may be
preserved for future use; and no Y
branch shall be covered or concealed
before its exact location has been
noted and recorded.
Section ). The sewer trench shall
l,o ooras,1f,. euaJ ra,,,,aa and .ar,,
Oh Il, unifnr,, LAYERS of suitable Garth
~ IN, .,,ft-hIa r,o+orio1s Of not ax-
coe,ltnc tuol,-a 10, inches IN thtck-
Ir,es onI in Joinq tho bacl,
filling care must be taken to
I'm In and compact the earth
around the body Of the sewer pipe be-
fore beginning with the twelve 02)
Inch layers which are to be rammad
and tamped in the doing of which
neither the sewer pine nor the line Of
the sewer must be in auvwise injured
or disturbed and the street surface
above the sewer shall he made firm
and eolid and ,Itoqatbar suitab,a to
rocaivo straat navino whenever the
so,,a sr.tf no ordered
caotiar m. ,yorl. sb,,1 bo c,~.
- .,, en-. a..,,.,a+aI =, .oo
-, 49,. -,
,anl. - -. cut.
..s,,.
mus ' "'''7'l,' I'm w w
i'll one huh"iel 'l'o) letl vi ne CUM
pietea pipe laying ana u any paIl OF
section is LETT unCOmplcted II Sndll ne