Alexandria gazette. [volume] (Alexandria, D.C.) 1834-1974, 1896-05-20

aQQltlOnal IOOC OF opening.
30. No wooden scantling shall he built il
any nine (9) inch wall for any purpose what
soever.
81. Every wall Constructed of brick, stone
or other inCombustible material shall be sol
idly put together with lime or by hydraulic
cement-mortar and properly bonded an(
when of brick vt least every seventh course
of each face must be composed entirely Of full
length headers Of hard brick; except where
walls are faced with face brick, every seventh
course shall be bonded with flemish headers
or by cutting tho course of face brick ant
putting in diagonal headers behind the same
or By splitting the br,cs ia hall aud backing
tho s:me with a CONTIGUOUS row .; headers
30 Exterior wall msy 'e faced witt
stone asbler. and such facing shall be consid
cred in de:e. mining the thickness of the wal
If the strstcher courses the facing be st leas
four a. inchs, thick and the acing il laid II
alternate headers and s.o.cher, in each
course, o. laid in a;tern to header and
stretcher COURSES, the headers to run back
in the backing ut ieast four A. incha', OF
in courses Of dltfroit thicknes.es 50 as !:
bond on The backing at least folr a. inc %,
in every lweut 1.-TWO % inches in height
and pro- ided tho backing of all walls so faced
with stone shall be ct least eight (S) inch ),
thick.
Stone sshls5 facing Of :ess thickness than
four inch shIIl have the same tiad securely
to the backing by meas of metal CLAMPS, and
shall not be reckoued in III. thickness . any
wall herein -peciitd
33. Hollow walls may be britt but the
same quantity Of stoce or orlck hall be used
iu their construction as if they wsie solid as
heretofore set 70. IN, and 20 hollow wall shall
bs built unless the parts OF same ar, cou.
nected by proper ties of brick. stone or gal
van'Zsd iron plac not o7'r twent, -four "a
inches apart in .ny direction.
No porto. of a hollow wall shall b. less
than OF. ut (S) zach IS thick unless laid i'll by.
draulic csment-mortar, and no bearing shall
como only on any pai5 of j hollow wal 10 s
III ." eight (S) inches III ck.
81. Alt exterior par y walls shalt bo
anchored each tier of beams o cir crs
sb I'VE III fast flo II a. inte walls not ctceed-
ing six (6) fear, with wrought lion strap
anchors Hos lc than oao h'lt - iEch in
area iu its smallest part, properly fast med to
The beams and walls, and extending entirely
through or to within for y inches of the
outside of the wall
3o. All front and rear walls must bond
into the side walls, and must be anch rel
every six feet in heir height 10 the side walls
bv good and sufficient wrought iron anchors
thirty-six (36) inches lon, with euds turned
up two ana one If (2l5) in hes,
36. ALI walls of any building r'ust be
brought upas nc 'rly togethe as possible, and in
no case hall the work on the side walls be
= head of the work on the front or rear walls
more than one.half % story.
Floor Beams aud Girders.
SECTION vi. All floor beams, joists,
ties, ETC., shall have bearing of at least ur
ca inches at each end.
1he butts of ends Of all floor beams, ties,
and rafters entering brick wall shsll be cut
at an angle of 45 degrees from the junction
Of the wall and the upper edge of the joints.
2. Roof or floor timbers entering the same
party wall from opposite sides shall be lodged
and have at least four "a inches Of solid
brick work between the said timbers, and no
timber shall be bui within for a. inches of
the opposite side Of q party wall.
? 3 Where joists o. floor beam arc supportei j
by girders, tee ends of the floor beams or
joists must lap at least eight (S) inches and
be securely fastened together.
4. Girders must be anchored to the walls
and fastened to each other By suitable iron
straps.
Under the ends of girdors resting in walls,
3 stone template, not lsss than four inches
hick or an iron plate not less thsn one inch
thick, and not less in with han four inches
lees than the thickness of the wall and at
least eighteen inches long, shall be built.
Piers and Columns.
SECTION VII. Isolated brick pie,s shall
not exceed in height eight (S) times their
least dimensions, and shall be uf hard, burned
orick, and when under iron lint,!S beams, o.:
girders, or iron or other columns, sh III have a
cap stone at least six iUches thick the full
size of the pier.
2. Columns resting upon brick walls or
D ers shall rest upon an iron plate at least one
and one. half 11b) inches thick, or upon cap
.tone at least six inches thick, and of a suhi-
cient size.
3. Wooden, cast, and wrought iron columns
shall have their bea ings face smooth in
plane at right angle TO axis of column, aud be
set plumb without wedging up.
All columns are to be prop ,r.ioned to the
weight intended TO be borne By the formula
of the best authorities.
Chinmeys, Fines, and Heating Appard'as.
SECTION WILL. Chimneys and hucs
shall be built of brick, stone. or other fire.
proof incombu ,tible material.
Brick flues shall have joints filled and
struck. OF be smoothly plastered on the inside,
and shall be smoothly pastered with mortar
outside below the roof at all concealed points.
9. In no case shall tlue have less than
forty eight AS inches area and the walls Of
all flues coming against wood work shall not
be less than eight 81 inches thick, unless
lined with terra Gotta pipe; then only thick
ness of four and one-half (4ib) inches of ma
son.y will be required
3. The masonry at the sides aud backs of
all CRATES, freplaces and ran4e, shall not be
less than eight ~ iuches thick.
4. Hearths of open fireplaces shall lie Of
stone or other incombustibe material and
sh Ill rest on brick, trimm arch.s, or other
freproof material.
5. All smoke flues shall extend at least four
a. feet above the roof, if flat, and two l2)
feet above the ridge of any pitched roof
6. No chimney oe fue shall be blilt upon
any H 1or or wooden beam or bracket. and
when not starting from the ground shall have
a footing of mas )nry or iron, supported by
iron beams having bearing on masonry or
iron at both ends
7. No chimney or fue shall be corbellcd
OUT moro than eisht ~ inches from the wall,
and the corbelIing shall consist If at le lst five
(5) courses of brick.
8. All flu,s in patty walls shall be kept at
least two (2) inches from the party lines ex-
cept joint fiues, which shall be separated by a
brick wall all the wayup.
9. Allsmoke pipes shall be at least twelve
(12) inches from either floor or ceiling, unless
by sh cid of nou-combustible ma
terial with sufficient space above ard below
for the circulation of air. when the distance
may be reduced to eight (S) inches.
10. Stationary boilers and heating furnaces
of all kinds shall be placed on fireproof feun
dstions and provided with proper hesrths, and
the floor space arouni the same shall be COW
cred with incombustible and non-conducting