Alexandria gazette. [volume] (Alexandria, D.C.) 1834-1974, 1895-03-14
SECTION III.
Construction of Chimneys aud Flues.

(a) Chimneys shall be built of brick, stone
or other fire. proof, non conducting material,
the brick work, to be laid with solid joints,
shall be smoothly plastered on the inside ard
,,,sso on the outside between the joists and
rafters dsnless terra Gotta pipe lining is ust d
on the inside, in which case the p'astering can
be dispensed with; but tdS space between the
terra Gotta pipe lining and the brick ~Sork OIL
the flue shall be filed in solidly with mortal:
ib) In no case shall a flue have less than
SO" area and the walls of all 1ues coming
against woodwork shall not be less than 8"
thick, unless lined with terra Gotta pipe, then
only A. shall be required, the same as in other
cases.
(c) All smoke fues shall extend at least q
feet above the roof, if fiat, ard two feet above
the ridge of any pitched roof.
(d) No chimney shall be built upon any
floor or wooden beam or bracket land, where
not starting from the foundation, shall have
footing of masonry or iron supported by iron
beams, having bearing on masonry or iron
at both ends.
(e) No chimney shall be corbelled out more
than 8 inches from the wall and corbelling
shall con list of at least 5 courses of brick.
(f) All tlues in party walls shall be kept at
least inches from party lines except joint
flues, which shall be separated by 4 inch
brick wall all the way up
(g) All smoke pipes shall be at least -
inches from either floor or ceiling. unless pro-
tected by shield of non-combustible ma
terial with sufficient space above and below
for the circulation of air, when the distance
may be reduced to 8 inches.
(h) Wherever smoke pipe or hot air pipe
passes through wooden partition at an angle
it shall be wrapped with q double thickness
of asbestos or shall be guarded by soapstone
or eerthenware ring six inches larger than
the diameter of the pipe, and wherever such
pipe runs inside fand parallel with such par
tition it shall be so covered with asbestos, and
protected by metal lathing.
(i) No wooden joist raitsr, beam or girder
shall be built into any chimney, flue or fire.
place and in no case shall any nails be driven
into the masonry Of any fue.
SECTION ".
Floor 1imbers.
(a) all ends of beams, rafters and joists
shall have at least 4 inches bearing and shall
be cut on splay of 8 inches in their depth.
SECTION V.
Construction of Roofs
(a) No roofs shall be constructed without
the rafters being securely anchored to tho
ceiling joists below.
(b) Every building hereafter erected with
in the fire limits shall be rooted with nom
combustible material. and all roofs of COM
bustible material within the fire Limits, when
removed, shall be replaced by s non conbusti.
bic roof. This section shall only apply to the
outside covering of the roof.
(c) Each roof of any building Of more than
one story in height shall have scuttle not
less than 213 feet with stepladder or fight
of steps leading to it.
SECTION VI.
Wooden Buildings.
(a) AL wooden buildings used for dwell.
ing purposes, costing over $500, shall be built
upon brick or stone foundations.
(b) When row of three or more frame
houses Is constructed there shall be q brick or
non-comoustible division wall of at least 4
inches to extend at least 10 inches above tho
roof of every alternate house. .
SECTION VII.
Dangerous Buildings
(a) 1t shall be the duty of the Inspector Of
Buildings to examine all buildings suppose or
reported to be dangerous, and when he has as
certained that any building, chimney or wall
has become dangerous to citizens or adioining
property he shall serve . notice UPON the