The Emmett index. [volume] (Emmett, Idaho) 1893-1925, 1922-02-09


Portland cement mortar, in which
case the wall shall be not less than 4
inches thick The lining shall be con-
tinuous from the bottom Of the nue
to its extreme height.
All chimneys in every building out
aide the fire limits shall be construct
ed of brick, stone or reinforced con-
crete and shall have walls not less
than 4 inches thick.
Every smoke flue contained in a
chimney hereafter erected shall have
an area Of at least "a square inches,
except that terra Gotta flue Innings q
inches by z inches rectangular or 8
inch diameter inside dimensions, may
be used.
No chimney shall be corbeled out
more than inches from brick wall,
and such corbeling shall consist Of at
Least five courses Of brick. No one
course shall project more than III
inches.
Brick set on edge shall not be per-
mitted in chimney construction
Chimneys Of all low-pressure boil
srs. or furnaces, also the smoke flues
for bakers ovens, large cooking
ranges, large laundry stoves, and all
flues used for similar purposes shall
be at least inches in thickness and
be lined continuously on the inside
With well-burned terra Gotta or fire
clay chimney tile set in Portland ce-
ment mortar. All such chimneys shall
be capped with terra Gotta, stone, con-
crete or cast iron.
The smoke flue of every high pres
sure steam boiler, and every appli-
ance producing q corresponding tenn
uerature in a flue, if built of brick,
Stone, reinforced concrete or other
approved masonry, shall have walls
not less than IL inches thick, and the
inside 4 inches of such walls shall be
friedrich, laid in Portland cement
mortar for distance of at least 25
feet from the point where the smoke
connection of the boiler enters the
flue.
All chimneys shall project at least
3 feet above the point of contact with
a flat roof, or feet above the ridge
of pitched roof.
Portland cement mortar only shall
be used in the construction of Chin
news their entire length.
No chimney in any building within
the fire limits shall have wooden sup
ports of any kind Supports shall be
incombustible and shall rest upon the
ground or the foundation.
All chimneys which are dangerous
from any cause shall be repaired and
made safe, or taken down.
Metal smokestacks may be permit
ted for boilers, furnaces and similar
apparatus where large hot fires are
used provided they have clearance
from all combustible material of not
less than one-hah the diameter of the
stack. but not less than Is inches I'M
less the combustible material be prop
erly guarded by loose fitting metal
shields, in which case the distance
shall be not less than IL inches,
Where such a stack passes through
a roof, it shall be guarded by gal
vanized iron ventilating thlmble ex-
tending from at least 8 inches below
the underside of the ceiling or root
beams to at least inches above the
roof. and the radius of the ventilat-
ing thimble shall be at least Is inches
greater than that of the smoke stack
Metal smoke stacks shall not be per-
mitted to pass through floors.
The fireback of every fireplace here
after erected shall be not less than
inches in thickness of solid brick
work. not less than IL inches OF stone
lined with friedrich. When a crate
is set in a fireplace a lining OF fire.
brick at least 2 inches in thickness
shall be added to the friedrich; or
soapstone, tile or cast iron may be
used. if solidly backed with brick or
concrete. N
All fiue-holes when not in use shall
be closed with tight-ftting metal
covers.
Ashes shall be kept in metal or
other incombustible receptacies pIo-
vided for the purpose. Wnen tne
ash pit is located in basement or
cellar. enclosing walls and cover snaH
consist of at least 4 inches OF DricA
or concrete.
Flues to be Cleaned-An fiues IN
every building shall be properly clean
ed and all rubbish removed, ana the
flues left smooth on the inside upon
the completion of the building. once
each year all hues shall be properly
cleaned from top to bottom.
Section %. Vent Flues.-senI
flues or ducts, for the removal OF 1oui
or vitiated air, in which the temper4
lure of the air cannot-exceeo thal "
the rooms, shall be constructed on :
metal nr other inrnmhnstihle material
and shall not be placed nearer than l :
nch to any woodwork, and no sucn s
hue shall be used for any other pur-
bose.
No gas, water heater, or any appii-
lnce burning gas shall be vented lnt9
my flue to which there is connected c
my appliance which burns fuel otner I
han gas. l
Every gas appliance which IS pro f
-ided with u vent outlet from the com-
,ustion chamber shall DE care1uliy i
onnected with Q vent pipe which sna1 n
xtend to and through the TOOL Oh Ii
he building. b
Every such vent pipe shall have an $
Internal area 1t least equal to the &
ent pipe outlet on such appliance ana t
| built Of galvanized iron shall have n
sleeve extending to full length OF
he concealed portions of such Pipe, u
o constructed with metal spacers tina. II
here shall be 4 clear air space OF nov Il
,ss than u inch all around ana pc n