The Cairo bulletin. (Cairo, Ill.) 1???-1928, 1909-07-26

at tdlCD-DdSluS, HlduuoltNi clIi ~
which case nothing but half bricks
lshall be used; and in breaking bricks
for this purpose the joints must be
cut straight and square with the tops
and sides. Said bricks shall be laid
upon their edges and shall be one
course deep.
When the bricks have been laid,
the surface shall be made smooth by
trolling with roller weigh
ling not less than three CD
ton nor more than six co tons;
or where rolling is impracticable
then by tamping with a ninety (90)
pounds tamper upon twelve (12)
inch oak plank at least six (6) feet
long.
The pavement shall then be thor
oughly wet by the contractor so that
all soft bricks Gamble detected and all
such bricks shall be removed and re
placed with good hard ones; and all
defective bricks found in the pave.
ment shall be removed by the cor
tractor and be replaced with good
ones.
Expansion Joints.
Section Is. There shall be eXpan-
sion joints or cushions across the
pavement and at right angles to the
curbing, every twenty-five (25) feet
and a continuous like joint or cushion
between the paving and the gutter,
made of hot asphalt or No. Six 90
pitch, one CD inch thick, and extend
ing from the top of the paving down
to the bottom Of the bricks.
The Filler.
Section IA After the rolling of the
brick is completed, the filler or ce.
ment grout, which shall be composed
Of equal parts Of cream, sharp sand
and Portland cement, shall be made
and applied in the following manner:
The sand shall be dry and not eX.
ceeding one-third (1-3) of a bushel
| thereof, together with like amount
of Portland cement, snail be placed in
box and mixed dry until the mass
assumes an even and unbroken shade
and then clean water shall be added
so as to form a liquid the consistency
of thin cream. From the time the wa
tier is applied until the last drop is re-
moved and floated into the joints Of
the brick pavement, the grout shall be
kept in constant motion. The mixture
| shall be removed from the box to the
street surface with a scoop shovel
the same being all the while stirred
| in the box as the same is being thus
lempied, and from the moment il
| touches the bricks, it shall be thor
lOughly swept into the joints or GREY
Ices. The work of filling should be
thus carried forward in line, three Ga
Iof such boxes, as above described
being used until an advance of from
fifteen 05) to twenty 600 yards has
been made, when the same force an
appliances shall be turned back and
cover the same surface again in like
manner. except that the mixture of
the second coat may be slightly
thicker than the first. This process
shall be continued until all of the
spaces between the bricks are thor.
oughly filled After the joints are al
thus flush with or filled to the top Of
the brick and sufficient time for eyap,
GRAFTON has been allowed so that {
coating of sand will not absorb the
= I'm 10 bnf az I'm
| thickness of sand shall he spread over
the whole surface; and in case the
work is subjected to hot summer
sun, an occasional sprinkllng with wa
ter, sufficient to dauipen the sand,
should be followed for two or three
days. The grouting thus finished must
remain absolutely free from disturb
ance or traffic of any kind for pc.
riod of seven ca days
Section Is. The finished sub-grade,
the concrete founCation, the sand
cushion and the brick paving thereon
shall be parallel to each other and
have the shape AMI curve above de-
scribed and the center line of the top
and finished surface of the paving
when completed shall be laid
to the grade OF the said
Walnut street and Holbrook avenue,
respectively as given in section sev.
enteen 90 of this ordinance.
Section lG. The said finished sub
grade, the concrete foundation, the
sand cushion and the brick paving.
shall, at all unpaved street intersec-
lions, from the said north line of JEFF.
ferson avenue to the said south line
Of West Twenty-eighth street. be ey-
tended around and out to the lot line
on both sides Of the said Walnut
street and Holbrook avenue, respec-
lively in the manner hereinbefore in
Dictated for the extension Of the said
combination concrete curb and gut
ter at such street intersections.
Section II. In the description of
the Improvement herein nrra''iled for.
the word grade" shall\ the
grade of the sail Walnut s. and
Holbrook avenue as now established
by ordinance on file in the office of
the city clerk OF said City of Cairo,
80. !