, 1922-05-20

IA aN1A1 VI NlAAa &1N~@ 11A
lar shall be less than Il inches
thick
Section }. Bonding of Walls
No brick or stone wall OF any de
seription shall be Guried on wooden
posts Or girders. All brick walls
shall be bonded ut least every sixth
course throughout the thickness of
the wall, and all stone walls shall
have header courses every four feet
in height No wood hnGeis of over
four foot span shall be used 4 sup
port brick or MASONRY walls of over
eight feet in height unless arched
over. The outside bearing walls Of
rooms having truss roofs or ceilings,
such as churches, public halls thea
tiers, dining halls, etc, IL more than
fifteen feet high, shall average at
least II inches; IL more than twenty
five feet high, at least 81 inches; IL
more than forty feet high at least
% inches in thickness. Piers, pill
asters or b~uttresscs may be used,
provided they conform in strength
to tables furnished by Kidder G.
Nolan. Whenever the floor load is
in excess of that shown in the allow
able f1osr load table, the front, rear.
and side walls shall be anchored to
each tier of beams at intervals of
not more than sir feet by means of
suitable steel anchors.
Section =. Footing - Requisite
footing courses of dimension stone
OF concrete, dependent upon the
bearing capacity Of the soil, as noted
in the table, Section 4, Article XI; in
cases where the bearing capacity of
soil is doubtful, careful test shall be
made to determine the true bearing
capacity. In all cases brick founda-
lions shall be started on such foot
ing courses. No foundation wall
shall be started less than one foot
below the surface of the ground, nor
upon made or filled ground. or rub
bish of any kind.
Section s.. Roof, Corniees and
Ceilings-All roofs within the fire
district shall be covered with fire
proof material such as tile or slate,
or with tin, felt, pitch and gravel,
Stag, asbestos shingles, or any other
~Gpproved Class A or b incombustible
roofing, as classed by the Fire I'm
derwriters. The use of wooden
shingles or other forms of combust-
ible roof covering erected or altered
within the fire district is prohibited
except as herein provided. In exist
ing frame buildings the shingle
roofs may be repaired with shingles
when not damaged more than
twenty-five per cent.
Wooden planking or sheathing I'M
der roof covering will be allowed,
but in no case shall the sheathing
extend across side or party walls.
In all buildings except Garages in
Fire Limits, where ceilings are used,
wooden joists and trusses may be
used. Buildings with open truss or
ceiling construction, when of wood,
shall be built of slow.burning or mill
construction, with timber not less
than 6 inches wide and 6 inches
thick. The spacing of all member
shall depend upon the span as shown
in Table /. In all roof construction
all members shall be braced, and
wherever heavy truss work is used
they shall be anchored together with
metal anchors, the size and strength
depending upon the roof load.
Roof trusses, whether of wood OF
steel, shall be diagonally bridged
] III nOTlLOnldi anu NtIliCdl Dldlltos Of
shall have the equivalent of such
bridging, and shall conform to stand.
ard engineering practice and shall
be subject to the approval of the
Building Inspector.
All cornices shall be built of in
combussible materials, such as stone,
brick, concrete, terra Gotta, tile or
metal.
All buildings where hung or sus-
pended ceilings are used shall, be
covered with metal lath and at least
a 18th inch coat of plaster, or by a
l-2 inch layer of plaster board COW
cred with a Ia inch coat of plaster
or asbestos-board, or sheet metal.
Garages shall have open ceilings,
but in special cases and upon ap-
proval by the Building Inspector, a
lath and plaster, or asbestos-board
ceiling, may be used. Dwellings
may have wood lath and plaster,
or asbestos-board ceilings.
Section 6. Floors-Floor mem
bers shall not be spaced further
apart than shown in Table l and in
no Ease shall any floor joists be less
than 2 inches in thickness by 6
inches in width. When wooden
beams enter walls at opposite sides
there must be at least 8 inches of
wall between the ends or sides of
these beams, and in no case shall
enter the walls more than is requir-
ed for sufficient support of the
beams. There shall always be s
inches of masonry or brick from the
outside face of the wall to the end
of the beams. All beams shall pre-.
ferably be single, but If double tim
err is used they shall De properly
bolted together to insure the same
strength. Tile. concrete, or wood,
or any other like material used as
standard flooring, shall be used.
All wooden floor and roof beams
shall be properly braced with cross
bridgings. The distance between
bridging, or between bridging and
bearing, shall not exceed eight feet.
So far as possible, knots or other i'm
projections shall be excluded from
the bottom and top quarters of tim
Der beams. All material used in the
construction of roofs and floors
shall be sound throughout, and
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