The Detroit times., 1911-02-21

inches In thickness for each add
tional one hundred (ieo) fest or
fraction thereof.
tervals Of not over fiftssn tiS)
feet may be twelve (iN inches
thick for the upper one hundred
and twenty-five (126) feet IN
height and increased four ca
inches In thickness for each one
hundred (ioo) feet or fraction
thereof.
In buildings OF reinforced con-
crete where the columns are built
reinforced and OF full strength and
carrying capacity, as called for In
this ordinance. the walls between
columns may be curtain walls.
built as called for In this section.
walls may be built eight (s) inches
thick II not more than twelve Q2)
feet long, nor more than I'VE co
feet high. otherwise they shall be at
least twelve CID inches thick and In
all cases they must be bonded into
the piers at each end.
Sec. "a Residence PARrI-
TON WALLS. In residences eight
inch masonry interior partition walls
may be built two stories high and
permitted TO carry toists and beams
above. II the length between GROSS
brick or concrete walls shall not sx-
the beams or joists supported shall
not be over 20 feet long. Otherwise
the brick or concrete partition
walls must be IL inches thick. or
shall have piers or buttressss OF
s sSa s nav os ee assm n. s sas
Should the clear span OF the
supported beams exceed thirty
eight feet. the supporting partition
walls must be sixteen inches thick.
or twelve inches thick. with ample
piers and buttresses
Sec. Is PIERS-BUTTRESsES.
Piers or walls with buttresees may
be used In place OF continuous
walls. provided the full amount OF
material called for in this ordi-
the piers or walls with buttresses:
All such piers shall be built or
good. hard brick. laid IN cement and
sand mortar. with uniform joints
throughout. facing and backing. and
the load intended for them.
The Joints shall not exceed one
half CD OF an inch In thickness.
Sucn piers may be built or REIN
forced concrete Of size and strength
ALI piers shall be bonded az
walls. and where face brick are
used. different in size from the
backing brick, the same rsguia-
lions shall apply a. for walls =.
laid TO have full bearing OF mortar
under the sntirs surface OF seon
The laying Of face brick in piers
merely with the Joints around the
outsr edge Of the brick II prohioat-
All isolated brick piers shall
have bond stones at least nvs CD
inches thick, or steel plates az
least three-sixtssnths ts-i6) OF an
and spaced at Intervals Of not more
than four az times the least a.
mension Of the piers.
Cap stones not less than .nvs
(6) Inches In thickness. or steel
plates. proportioned In either case
to the weight TO be carried snd S on
set under all columns or girdsrs
bearing on piers.
In the case OF an external brick
pier. the metal plate may be re-
fo SSs' rs sSih incSsa Of n SrickWork to
intervene between the edge OF the
plate and the face OF the pier sx-
posed to the weather.
Isolated piers shall not exceed
IN height ten t1o) umss their least
Sec. is. STONE PIERS UNDER
INTERIOR COLUMNS. Stone piers
for the support of posts or columns
above, shall not be used In The In
tss sss. Of IL any h eHilHies EXISTING
WALLS In case II 10 desired to In
crease the height Of existing walls
which are less in thickness than re-
Quired under this ORDNANCE, the
same shall be done by lining Of
thickness with the old wall OF not
less than four CD inches more than
the thickness required for new
wall under this Ordinances.
ed on proper foundations
No lining shall be less than eight
(S inches In thickness, and al I'M
ing shall be laid UP In cement NOR
tar and thoroughly anchored to the
old wall with suitable wrought
iron anchors. spaced not over. two
CD feet apart. vertically and hori-
zontally and properly fastened or
driven into the old walls In stag
gered rows, the old walls being
first cleaned OF all plaster ana Al
other ooatings.
shall be at least twelve (l1) inches
thick and must project at least
four (D Inches beyond lining OF
wall OF the story above.
There may also BIO used to In.
crease the height OF buildings. steel
foundations and anchored to pres
Sec Is. EXISTING PARTY
WALLS. Walls heretofore built or
n nssa as ssty time ~a OF tSe aG's erection
was in accordance with the then
existing laws. but which are not In
accordance with the requirements
OF this Ordinance. May be used. IL
80 1919 wai,. nrovidtno tha
height OF the same In not Increased.
and provided further that the con-
dition OF stability required by this
ORDINANCE are compiled WITH. -
ali walls built hollow, the same
quantity OF stone. brick or concrete
shall be used I'm their construction
as II they were built solid, and no
hollow wall shall be built unless
Sy proper ties. either of brick.
stone or metal, placed not over
twenty-fou (24) inches apart. No
hollow wall shall have any bear
ing part less than eight (s) inches
All hollow walls must be finished
'o Sec. % 60 .hf mellow TILE WALLS
Eight (s), six CO., four 60 and
three (s) inch hollow tile or hard
S sorlt ea S. 1r Sosk 'ns
partitions may be built not exceed.
Ing In their height q measurement
OF thirty (s0). twenty-five f2O,
eighteen (1s) and twelve (12) feet
ceeding ssventy-hve (76) feet. UNI
less strengthened by proper cross
walls. piers or buttresses or built
in iron or steel frame work. when
the latter 10 imbedded in or insu-
lated by the same material. Of
which the partition IL constructed.
Sec. II. TILE WALL Innings.
where hollow tile or porous terra
Gotta blocks are used as lining or
Turing for walls. they shall not be
included in the measurement OF the
thickness OF suoh walls, except In
curtain walls not over one Cd
story or hfteen (l5) feet high. or
In apron walls: