The Fargo forum and daily republican. [volume] (Fargo, N.D.) 1894-1957, 1911-04-06

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III Water} .s..-.ss -. :. ;. =. "a. 80. !. ~ D
Constancy of Volume.
Pats Of neat cement about three
inches in diameter, one half inch thick
at the centre. and tapering to thin
edge, shall be kept in moist air for
a period of twenty -four hours.
(a) A pat is then kept in air at
normal temperature and observed at
intervals for at least 28 days.
(b) Another pat is kept. in water
maintained as near 20 degrees r. as
practicable, and observed at intervals
for at least rs days.
tc) A third pat is exposed in any
convenient way in an atmosphere of
steam, above boiling water, in loose
" closed vessel for five hours.
These pats, to satisfactorily pass the
requirements, shall remain firm and
hard and show no signs of distortion,
checking. cracking or disintegrating.
sulphuric Acid and Maenesia.
The cement shall not contain more
than LIS per cent of anhydrous sui
phuric acid (So3) nor more than
per cent of magnesia (MRO).
The contractor must use throughout
the work material and workmanship
approved by the city engineer.
The contractor must report all OBJ
structions to the sidewalk, l. e., ~
water stop boxes above grade; ca
poles inside the sidewalk line; (3) all
lamp posts inside the sidewalk line:
(4) all wooden hydrant covers, and all
other distractions.
When the work is complete the con-
tractor must Immediately remove all
surplus material, whether old or new,
and leave the sidewalk, gutter and
roadway free and unobstructed
The contractor shall report to the
office of the city engineer every morn
ing, between the hours of IL and IL
O'clock, for the purpose of receiving
orders from the city engineer with
reference to any work under his con-
tract, and for accurate information of
the location Of sidewalks, and the con-
tractor shall not begin work until so
informed, and until he has the order
for said work in his possession, and
must begin work within five (5) days,
from the date of such order. and shall
complete the work within ten (1Ol
days after 1t is commenced, to the
satisfaction of the city engineer. Is
AA&C COAAtAr1CAO SiidtA nOtlAJ LAB tn
gineer before beginning work upon
each sidewalk ordered.
The decision OF the city engineer as
to the manner in which the work shall
be executed, and the quality of the
work and material shah be final and
conclusive.
The contractor shall have charge of
and be responsible for the entire work
untilits completion and acceptance.
The contractor must not make an
assignment of any contract made UNI
der this ordinance.
The contractor shall at all times
either be on the work himself or have
competent foreman there, who must
have all powers. and to whom orders.
instructions and directions may be
given.
Properly skilled workman only shall
be employed on the work, and the con-
tractor shall dismiss any employee who
may, in the opinion of the city engi-
neer, be negligent of his duty or per-
form his work in an improper man
ner.
All work while in progress must be
protected by the contractor against in
jury from sun. rain, frost, or any other
cause
The finished sidewalk must not be
used until. in the opinion of the city
engineer, II has set sufficiently to re-
ceive travel - ~2
The city engineer shall have power
to condemn any material or work not
in accordance with this ordinance and
his instructions and orders, and any
ma nrfaI M. xxrnY-ly n1pday,o,o5 Sba11 - !. a
once removed by the contractor and
properly replaced at his own expense.
In case the contractor shall neglect
or refuse to remove any rejected ma
terial or work, or to replace the same
with proper material or work, they
shall be removed and so replaced by
the city engineer at the contractors
expense, and the cost of any such re-
moyal and replacement shall be de-
Quoted from any money that may be
due, or may become due, the contrac-
tor, from the city.
Sec. 9. Foundation for Tile Walks.
All excavating and filing necessary to
bring foundations to the SUBJ grade
must be done by the contractor. The
suh-grade shall be not less than 8
inches below the final grade. When
ever filing is required in preparing
or bringing foundation up to the SUBJ
grade, it shall be placed i'm layers. each
layer being thoroughly tamped and
rammed.
Whenever old trenches are encoun-
tered special care must be taken in
tamping same and making it compact
and solid.
Sec. 10. The foundation shall consist
of coarse cinders Gree from vegetable
matterl, or broken stone, brick bats
free from lime, mortar sand or gravel
This foundation must be thoroughly
tamped and puddIed before walk Is
laid and shall be SO prepared as to
ipresent an even and uniform surface
In all places where the walk is moi
lspiaced against the curb or buildings
and upon completion Of all such walks
which are above the natural surface OF
the ground, the contractor shall make
La fiji on each side OF such walk flush
with the top Of the completed walks
forming BERN Of one "a foot on each
side, and shall slope to the natura
surface of the ground at the rate OF
one and onehalf (11zl feet horizontal
to one I'D foot vertical.
| Sec. II. Bed The bed shall consist OF
layer OF one and one-half (11s) inches
in depth, composed. of one "a part
Portland cement and three go parts
sand.
The cement and sand shall be thor
oughly mixed while dry. Then the
mixture shall be sufficiently wet to
make 1t of the proper consistency for
bed for the blocks. which shall b
laid before the cement Of the bed sets
| The bed shall be so prepared az Il