Los Angeles herald., 1906-06-08
PusLIc ADVERTISING

"B" or "C'' the height Of an exterior
wall In any one story shall not exceed
that in one story buildings the height
of such walls shall be not more than
sixteen times the thickness Of the walls.
| BOND IN BRTCKWORFS
Sec. rs. The bond in brickwork shall be
formed by laying at least one course Of
headers for every six courses Of
iPRFEssED BRICK FAcING-BoND
JOINTS
Sec. g. II pressed brick facing Is used,
| It must be bonded into its backing at
least at every sixth course Bond shall
he established by solid headers or by
blind headers der or may . be Of g galvanized lied
thick, In the case of piers faced with
pressed brick. only solid headers shall be
used. but bondstones or iron plates may
be substituted for such headers. Pressed
brick in all cases must be laid so as to
have full bed of mortar under each brick.
The mortar used IN backing al pressed
the proportion of not less than one-sixth
of the bulk of the mortar.
BOND PLATES
| Sec a. Every masonry pier exceeding
five feet In height and sustaining a load
exceeding ten tons to each square foot,
shall be provided with bond plates Of cast
tire section, at intervals Of its height not
exceeding ono and one-half times its
XNcHoRs. STRAPS, TIES AND STIR
RUPS
Sec. 7S. In buildings Of Classes "B" and
c. girders shall be anchored to the
walls and fastened to each other so as
to make continuous tic from wall to
wall The beams may be united by suit
able iron straps of not less than ~ inch
area of section turned in spiked or bolted
so as to develop the strength of the tie,
or may be Tapped and spiked togetheB
so as to form continuous tie and the
end of anchors may be In the form of cast
plates with lugs turned UP into beam and
down at least four inches into brick
work at a point not more than four
inches from outer face of wall. or may
be 2 inch anchors as hereafter required
for joists. Joist anchors shall be OF
inch round ron at .!,,,i least three feet e long
iron washer. not less than % inch thick,
| such head or washer to be not more than
four inches from outside face of wall.
all anchors shall go through wall where
possible. The inner ends of anchors shall
be turned down two inches and shall be
securely tied to the beam or 1oist at the
anchor self-releasing: inner ends OF
joists to be spiked for continuous tie:
When iolsts run approximately parallel
with adjoining brick walls, said walls
shall be anchored to each tier of joists
above first floor with anchors reaching
back through OF hooking over the fourth
ioist Heads and rods to be as described
for other joist anchors but joist to be
strutted in such way as to combine the
four ioists into truss with the heads
of struts close to anchors and the foot
of struts close to cross walls or parti-
Itions. Anchors shall be not more than six
feet apart in all walls and at every tier of
joists above first tier.
Steel wrought or maleable iron STIR
rups of proper size shall be used 20 sup
port all header joists from trimmers and
all tail joists from headers, i'm addition
to which all ioist so hung shall be thor
oughly spiked together
Fire wallis to be anchored as described
under Fire Walls"
ANCHORS AND TIES FOR STEEL
GIRDERS
Sec. 70. All steel girders supporting
masonry shall be anchored back into tho
walls and to wood girders connected TO
same from the interior of the building,
with anchors extending not less than
than four feet into the connecting wood
girder. If the connecting girder be of
metal then proper standard connections
shall unite the beams and girders' SO as
| from steel or iron girders to wooden grid
ers shall be of not less than one-half inch
by two-inch iron and shall extend not
shall be turned down not less than two
inches into the wood at the ends and
shall be securely fastened. When the
wood girder is of less than eight inches.
vertical height, the size bove specified
for the anchor may be reduced one-half
"'i - RECEssEs IN WALLS
Sec, so. Recesses for stairways and
elevators may be left in the walls OF
ID hit in no aS Wss Of hs
| fourth story. unless reinforced by add-
tiona piers with iron or steel sirders, or
iron or steel columns and grders, proper
ly insulated. and securely anchored to
walls each side.
Recesses for alcoves and similar pur-
poses shall have not less than eight light
recesses. shall be not more than eight
feet wide. and shall be arched over or
Carried %h M iron higher eb han
inches below the bottom of the beams of
the floor next above. nor shall any re-
cess be made nearer than six feet to any
| other recess in same wall.
| PIPES IN WALLS
| Sec 81. No recess for any pipe shall
be made in sixteen-nch party = or d-
vision wall, nor in any other wall more
than one-fourth of its thickness. unless
the space between the pipes and adjacent
masonry is grouted full with cement NOR
| tar. Recesses around such pipes shall be
| filled up solid for the space of one foot.
both above and below each tier of floor
or roof joists; There shall be no pipe; pipe;
column and its covering of fireproofing
HOLLOW WALLS
| Sec. 81. The hollow space in walls of
hollow concrete or terra Gotta blocks
shall be counted with the solid parts.
provided that all such walls shall be able
to bear a safe load of twelve tons. for
each square foot of sectional area. Such
walls shall be of the thickness elsewhere
herein required for brick or stone walls.
|
| Sec. So Every opening exceeding five
feet in width in a wall of brick or stone
shall have a good and sufficient arch Of
stone. brick or terra Gotta, well keyed
and with good and sufficient butments,
or shall have a Intel of stone, iron or
steel of sufficient strength, which shall
have sufficient bearing at each end Of
not less than five inches on the wall
If wood Intel is used over the inside Of
any opening there shall be relieving
arch over the same, and the top edge of
| such Intel shall be shaped to a curve
to fit the underside of the relieving arch
so as to reduce the thickness of such
timber at the ends; but in no case shall
wood Intel be used where an opening
exceeds five feet in width. All masonry
arches shall be of sufficient section to
safely carry the superimposed load. Tie
rods shall be used where necessary to
secure stability. There shall be no cast
iron Intel used over an opening exceed
ing seven feet in width. No wood beam
or glrder shall be used to support any
masonry wall
HEARING OF JoIsTs AND BOND
c,.. o. haar 90