The Cairo bulletin., 1912-09-03
PAVING ORDINANCE.
Ordinance No. $50.
Continued from Page Two)

must not absorb more than four pei
cent. Of their weight in water after
beng broken and immersed for
forty-eight t48) hours. When de-
sired by the said Board of Local I'M
proyements or by the City Engineer
OF the City. the bricks shall be sub
united to test of one CD hour il
the National Brick Manufacturer.
Association Standard Rather, ant
under conditions prescribed by thai
association, and If the loss by abrais
ion during such test exceeds twcnt,
COO per cent, of the original weigh
of the brick tested, then such brick
shall be rejected, They shall no
contain lime in such quantities a:
to cause diginteeration OF crackin-
after being immersed in water to-
(10) days.
Laying the Bricks, Rolling and Wet
ting Surface, &c.
Section II. The bricks must be
closely and evenly laid in trut
straight lines at right angles to the
curbing, and all joints must BIZ
broken at least three go inches
Whole bricks only shall be used ex
cept in starting and finishins
courses at the curb or at catch
basins, manholes, etc. In which cas-
nothing but half brick shall be used
and III breaking bricks for this pur
pose the joints must be cut straigh
and square with the tops and sides
Said bricks shall be laid upon thei
edges and shall be one course deep,
When the bricks have been laid
the surface shall be made smooth b,
rolling with roller weighing NO
less than three go tons nor NOR,
than six CO. tons; or where rollin'
IS impracticable then by tampin.
with q ninety 600 pounds tampe
upon q twelve C2) inch oak PLAN
at least six 90 feet long.
The pavement shall then be thor
onehly wet by the contractor so tina
all soft bricks can be detected an
all such bricks shall be removed an
replaced with good hard ones; an
all defective bricks found in tn
pavement shall be removed by tn
contractor and be replaced wit
| good ones.
EyDansion Joints
Sc ton IL, There shall be ey
| Fansi9n idints n" cushions acros
The pavement and at right angles t
| the curhing. every twenty-five (25
feet, and a continuous like joint O
cushion between, the raving and tn
cutter made OF hot asphalt or NJ
six t6) pitch, one i1l inch thicl
and extending from the top of til
paving down to the bottom of tn
bricks.
The Filler.
Section 3. After the rolling {
| the brick is completed, the filler c
cemen6 grout, which shall be con
posed Of equal parts OF clean, shar
sand and Portland cement, shall b
made and applied in the followin
manner:
The sand shall be dry and not el
ceeding one-third .1-3) Of a busht
Thereof. toeether with a like amour
Iof Portland cement, shalt be place
in box and mixed dry until tn
mass assumes an even and unbroke
shade and then clean water shall
added so as to form a LIQUID Of IN
consistency of thin cream. From I'll
, time the water Is applied until n
last drop is removed and floated I'M
Il the joints of the brick pavemen
the gront shall be kept in constal
motion. The mixture shall be r
moved fror the box to the sire
surface with q SCOOP shovel, Il
: same being all the while stirred
) Ithe box as the same is being thu
.ewptied, and from the moment
> touches the bricks. 1t shall be tho
oughiy swept into the joints