The Cairo bulletin. (Cairo, Ill.) 1???-1928, 1910-04-20


eept as hereinafter provided for street
intersections, 1t shall be made OF
one "a part of Portland cement
and five (5l parts of washed. river
gravel of sizes ranging from gravel OF
two t2l inches in diameter down to
coarse sand and the same shall be
graded so that the gravel and sand
shall not contain more than twenty
(20l per cen yoids. and the curb por-
ton above the gutter-flag shall be
six (6) inches wide and three and a
half t3h) inches high at the SUBMITS
half way between the catch-basins
and from thence the height of said
curb shall increase at a uniform rate
to the catch-basn, where its height
shall be six and half t6l2) inches
above the gutter-flag, and the gutter
flag shall Re six (Gl inches thick and
twenty-four t2D inches wide measur-
ed from the back Of the curb, and its
curvature shall be a continuation of
the curvature of the brick pavement,
hereinafter provided for.
The exposed surfaces of both the
curb and gutter portions OF said com
hination concrete curb and gutter
hall be constructed of Portland
ement mortar composed of one "a
art of Portland cement, and one and
ane-half C12) parts of clean. sharp
sand. The said combined curb and
gutter shall be set on bed or foun
lation of cinders. eight (S) inches in
epth, well wetted and tamped, ana
the said cinder foundation and the
aid curb shall be we'll supported
With natural earth backing, which
hall also be well tamped and made
'irm and solid The said cinder foun-
lation and combined curb and gutter
hall be so constructed, set and
,laced that the distance between
he inner faces Of the curbs, on the
tides Of the said Eighth treet, shall
" thirtysix f9Gl feet. from the
vest line OF Ohio street to the east
inc Of Washington avenue, and thir-
v t30) feet, from the west line Of
Washington avenue to the east line
# jefferson avenue
The top surface of the set and fin
he'd curb shall be at all points and
laces one CD inch below the level
n elevation of the top surface of the
finished brick pavement, hereinafter
royided for, at the center line OF
e said street. At all street inter-
actions, except at the intersection OF
he said Eighth street with the said
Washington avenue the said Wa h
7g avenue being already paved the
aid cinder foundation and combined
urb and gutter shall be extended
round, with curves of an eight go
cot radius. To the LOT line on both
sides Of the intcrsecting streets so
hat the distance between the curbs
hall be thirty (30l feet on Railroad
tfeet, sixty-eight fGS) feet ON Com
nercial avenue, thirtytwo (32l feet
II Walnut street and thlrty-two (32l
Get on Cedar street; and between
he inside edges Of the gutterflags
f said combined curb and gutter so
xtended around to the lot line on
ntersecting streets, and along the
tfeet line natural limestone mar
inal curbs, six (Gl inches thick and
welye (t3l inches wide or deep, shall
set on a natural earth foundation
nd be well supported, on the outer
ides. with natural earth, we'll tamped,
md sail limestone curbing shall be
o set and placed as to be flush with
md support the brick paving, which
It all unpaved street intersections,
q to extend across the entire width
# said street
Section 6. All curbing shall be set
md finished complete before the
completion OF grading, so that the
aid curbing may be used as a guide
n completing the finished sub-grade
md to complete the said sub-grade,
! template or other proper means
must be used by the contractor; and
lfter the grading is once completed
md finally and thoroughly rolled
throughout, the street shall be well
IND securely blocked off so as to pre-
ient vehicles from entering thereon,
'xcept those containing materials for
he work, and in that case the sur
ace or sub,grade shall be securely
protected by planks.
Section T. The top Of the gutter
lag shall be a continuation of the
'urve or are of the top surface OF
he finished pavement. The eombi- +!
ration curb and gutter shall be con /,
with joints eight 90 feet
mart in the following described man !
Ter: Said concrete Is to be prepared
rom washed, river gravel, sand and
'ortland cement and shall consist at |
wO CO.. courses. The first course I
'hall be the bottom course and shall |
le five 81 inches in depth, and shall |
'e laid on eight 60 inches Of clean /
'inders thoroughly mostened and
amped to conform to the outline OF
he form for the combined curb and /
utter. The second course shall be
he finishing or wearing course or
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