Alma record. (Alma, Mich.) 1878-1928, 1904-05-13

proposed walk shall be made, then filled
10 depth of five inches below the grade
line with sand or cinders and thoroughly
tampcd down ON this shall be laid four
inches of grout, made of mixed fine and
coarse gravel from which the sand has
been screened, the proportion being OF
seven parts, six of which shall be gravel
and one part cement, which shall be
( thoroughly mixed, brought to the proper
consistency, uniformly spread and
then thoroughly tamped down; from the
top of this grout TO the grade line of the
walk, mortar shall be used consisting of
five parts, three of which shall be clean,
sharp, screened sand and two parts
cement, thoroughly mixed brought to
the proper consistency, uniformly
spread and brought 10 the grade line on
each outer edge, with the center one inch
higher for six foot walk and other
walks III proportion, leaving the top an
oval shape instead of fiat Provided,
however, the council shall have right TO
vary this latter specification as they
shall deem best, but unless changed shall
be built as herein provided. After
said mortar shall nave been spread,
as herein provided il shall be allowed
TO stand for not less than twenty
minutes or until il ''putties, and then II
shall be floated down and blocks cut.
When paving brick are used, the same
foundation shall be made as for stone
tagging, the bricks laid flat side down
with joints Systematically and evenly
broken, and over this shall be poured
mortar made in two equal parts, one
part fine sand and one part cement,
which shall be slushed into said Joints.
The center of this walk shall also be higher
than the outer edges, and in this respect
the same specifications shall be followed,
az for cement or artificial stone walks.
as herein provided. When asphalt
mastiC is used, the foundation shall be as
is provided for cement or artificial stone
walks, except that the said foundation or
subgrade shall be filled TO within three
inches of the grade line OF the walk and
then thoroughly tamped down, as afore-
said On this sub-grade or foundation
shall be laid a two inch course of asphalt
mastic concrete composed of gravel or
crushed stone free from earth or sand
and thoroughly coated with asphalt
nastic. The maximum size of gravel or
crushed stone shall be one and one half
inches. This concrete shall be spread,
tamped and rolled until after ultimate
thick. On the concrete so made shall be
laid wearing surface one inch thick at
the outer edges of the said walk but
higher in the center so as TO give the
surface an oval shape, the height i'll the
center to be governed by the width of the
walk, but for six foot walk, not TO ex-
coed one inch higher in the center than
at the outer edges. This wearing surface
shall be composed of four parts, three
parts of which shall be clean, sharp sand,
one part asphalt-mastic and shall be
spread, tamped and rolled until after
ultimate compression II is not less than
one inch thick at the outer edges and not
TO exceed two inches i'll the center, leav-
ing an oval surface as heretofore stated
The asphalt-mastic mentioned herein shall
be composed of asphaltum containing
at least ninety-fve 1851 per cent bitumen
properly toughened with fifty $50 per
cent anonymous carbonate of lime and
tempered with liquid asphalt 50 as to
stand the extremes of temperature
SEC 8. All walks that shall he CON
struCted of cement or artificial stone,
shall be constructed of good Portland
cement.
SIC T. All sidewalks shall be con-
structed six feet i'll width, unless other
wise ordered; except i'll front of bust
ness places, and there they shall be
twelve feet in width unless otherwise
ordered by the council.
SEC 8. The committee on streets
shall have supervision of the construc-
ton, rebuilding and repairing of all
walks constructed, rebuilt or repaired
within said village, acting in all matters
pertaining thereto as the council shall
direct, and whose duty il shall be to see
that the walks are all constructed in ac-
cordance with the specifications herein
contained, and by men competent to do
the work,
SEC. 9. In the construction of all
walks within the village, the council
shall employ an experienced and COM
petent man as superintendent of the
work, and such other men as shall be
necessary to assist him in the Construc-
ton of said walks.
SIC. To- 1t shall be the duty Of the
Committee on Streets not later than the
! goth of April in each wear To personally