The Cairo bulletin. (Cairo, Ill.) 1???-1928, 1912-09-05
inches inside diameter.
Curb and Gutter.

Inches inside diameter
Curb and Gutter.
Secion s. A concrete curb and
gutter, of the kind and pattern
known as the combined curb and
gutter, shall be constructed on both
sides of the said Sixth street.
from the said west line of Ohio street
to the said east line of Commercial
avenue, and from the said west line
of Commercial avenue to the said
east line Of Washington avenue, In
the said City of Cairo, at the outside
edges of said brick pavement.
1t shall be made OF one "a part
of Portland cement and five (5)
parts OF washed, river gravel of sizes
ranging from gravel of two ca in
ches IN diameter down TO coarse
sand, and the same shall be graded
| so that the gravel and sand shall
| not contain more than twenty t20)
per cent. voids, and the curb portion
above the gutter-flags shall be six
co. inches wide and three and a
half t3ls) inches high at the sum
mits half way between the catch.
basins and from thence the height OF
said curb shall increase at a uniform
rate to the catch basin, where Its
hight shall be six and half t6h
inches above the gutter flag, and the
gutter-flag shall be six t6) inches
thick and twenty-four t24l inches
wide measured from the back Of the
curb, and its curvature shall be a
continuation of the curvature of the
brick pavement, hereinafter provided
I for.
The exposed surfaces of both the
curb and gutter portions Of said
combination concrete curb and gut.
ter shall be constructed of Port.
land cement mortar, composed uf
lone (l) part of Portland cement
and one and one tlAl parts of
clean, sharp sand. The said com.
bined curb and gutter shall be SCI
on a bed or foundation OF cinders
eight Isl inches in depth, well wet.
ted and tamped. and tho said cindel
foundation and thC 7a.I curb shall
be well supported with natural earth
backing. which shall also be vel
tamped and made firm and solid
The said cinder foundation and com
bined curb and gutter shall be SC
constructed, set and placed that the
distance between the inner faces oil
the curbs, on the sides Of the saiG
Sixth street. shall be thirty-siy (36)
feet. from the west line of Ohio
street to the east line OF Commercia'
avenue, and thirty 800 feet from
| the west line of Commercial avenue
to the east line of Washington ave,
I nue..
The top surface of the sci and fin.
ished curb shall be at all points and
places one "a inch below the level
| or elevation of the top surface Of
the finished brick pavement, herein
after provided for, at the center line
lof the said street
At the intersection of the said
Sixth street with the said Railroad
street the said concrete foundation
the said brick pavement and tbs
said combination curb and gutter
shall be turned and extended around
and out, with curves or an eight (S)
foot radius, to the lot line on both
sides Of the said Sixth street 80 that
the distance between the inner faces
of the eurbs on said Railroad street
shall be thirty 600 feet; and be.
tween the inside edges of the gutter
flags Of said combined curb and
gutter 80 extended around and out
| TO the lot line on both sides OF said
Sixth street at the said intersection
of said Sixth street with said Rail
road street, and along the street
line, natural limestone margina
curbs, six (6) inches thick ant
twelve (l2) inches wide or deep
shall be set. on natural eartl
foundation, between the pavemen
| and the natural earth, and be wei
supported, on the outer sides. witt
natural earth, and said limestone
crrbing shall be so set and placed
as to be flush with and support th'
brick pavement, which at the sale
intersection OF the said Sixth stree
with the said Railroad street Is Il
extend across the entire width o
the said Sixth street.
Section 6. All curbing shall b
set and finished complete before TIL
completion Of grading, so that TIL
said curbing may be used as guild
in completing the finished sub-grade
and to complete the said sub-grade
a template or other proper mean
must he used by the contractor; AM
after the grading Is once completes
and finally and thoroughly rolle'
thorough, the street shall be wei
and securely blocked off 80 as {
prevent vehicles from enterin
thereon, except those containing
materials for the work, and in tina
case the surface or slb-er1de shall
be securely protected by planks.
| Section Z. The top of the quite
flag shall be a continuation OF tn