The Detroit times., 1911-02-21


should any story exceed the
heights here given. sucn tory
more stories In height.
Two story single residences
having q ground floor area OF not
over one thousand 10000 50, r.,
hsyin isos ia, outside 1eass % %s.o nsy' walls
on a twelve (i2) inch thick foun-
dalton wall up 20 the nrst moor
level. provided. however, that saio
outside walls do not exceed ntty
One story buildings having no
one wall more than twelve Qzl
feet high above the grade. nor
more than twenty fye CSS feet
eonsrete " Or hollow blocks, eight
(S) inches In thickness. but all
such walls must have twelve CID
inch thick foundations up 10 the
frst floor level and should these
eight Ss) inch walls must have
Sec. 3. BONDING. For all COM
mon brick walls and piers. the
brick work shall be bonded by
once every sixth course In height
Where pressed or other brick
than common Il used for facing.
. snonI fsSInS ona esic Into IN. s.eS
tnoFoubhS eoe ANNS $50
ing.
with the ordinary running
bond" the face brick shall DO
bonded with metal wall ties spAc-
ed not over eighteen (1sl inches
either way, or the face brick split
and q continuous row OF fun head
II the face brick and the
backing brick are OF different
thickness, they must have q brick
bond at least every tenth course.
otherwise the four CD inches OF
part OF the thickness Of the wall
as required under this ordinance.
II brick walls are laid In
Flemish" or English" bond, at
least every fourth head must be q
the backing of brick are OF such
different Weaknesses that this
cannot be done. the four CD
inches OF face brick shall not be
90 counted unite s as part OF the thickness
All intersecting walls shall be
thoroughly bonded az the tnterseo.
lions with regular brick bond
when possible. otherwise with
heavy. wrought iron anchors not
spaced not over nvs (D feet
apart.
Sec. 4. TERRA GOTTA FACING.
Where Terra Gotta facing 10 used
for walls. this Terra Gotta must not
be counted an part OF the regular
Terra Gotta 10 bonded with con-
tinuous brick bond TO the wall
backing at least every twelve (iO
inches In height. and provided no
course OF Terra Gotta shall exceed
provided that all hollows for the
full extent OF bearing shall be
nlIsd in solid with brick IN
cement or with concrete.
c1,t gr0'sesins s Say. .S "a T:r;
bearing on the wall to bring the
center OF gravity at least four co
Inches on wall. or must have
ample steel frame anchors approx
cd by the department Of buildings.
Sec. 8. AsHLAR Stone used
. TOT the nno facing Of any ny. 6u nc. 8.
less than four (4) inches thick.
Stone Ashlar shall be anchor
cd to the backing. and the backing
shall be OF such thickness az to
Ashlar. conform In thickness with
the requirements Of this ordi-
should the Ashlar b. not less
that eight (s( inches thick and
bonded into the backing, II may
be counted az part OF the thick
ness OF the wall.
Iron Ashlar plates used In
imitation OF Stone Ashlar on the
face Of the wall. shall be backed
brickwork a. required for . brick
wall without Ashlar.
All projecting courses or
stone must have SUFFICIENT bear
s4sv fa .s i.. sS sS sns S'n isshs 9:
on wall.
Sec. 8. WALLS AND PIERS OF
CoURSED STONE. Where walls or
outside piers are built OF coursed
stone with dressed level beds and
vertical joints. such walls or piers
may be built OF less thickness than
the specified brickwork. provided tho
crushing strength OF the stone II
greater than the brick. but In no
case shall walls or piers be less than
three.quarters (kD Of the thickness
Sec. z. LEDGES. In buildings
OF Glasses ]. 4 and when OF Ord
nary or NH" construction, bear
ing walls sixteen Qe) inches or less
In. thickness shall have oorbelled
q, inchs: 70 carry the ends Of Joint.
In buildings Of Glasses 3 and .
and OF similar construction. and hav-
ing twelve Q2D inch bearing walls
tend more than tour 60 inches into
SEQ. .. PARTY WALLS Party
walls between buildings belonging TO
different owners shall be at least
nan required for SsarinS walls.
Party walls between buildings be-
longing 70 the same owner and
sructed at the same time shall not
be less In thickness than required
tor external bearing walls.
All openings In party walls shall
have regular underwr1tsrs' standard
IRE resisting doors on each siAs Of
Sec. .. DIVISION WALLS In
nI but, Of Class ]; division wsils
In Ordinary construction" any, In
dividual floor space exceeds 5000
square feet. In mill construction"
1000 square feet. In protested" or
"nre-proof eonstruetion" $1,000
auirsd shaii be Of the thickness
given In the table, and all openings
In the walls shall have regular un-
derwrftsrs standard nre resisting
doors on each side OF the wall
In regard 70 stairs and Ore escapes
a. two or more separate buildings.
Sec. 10. PARAPET WALLS.
Parapet walls Of brick. not less than
IL inches thick. covered with wealth
or proof coping OF uncomfortable ma
terial. and extending at least one
foot six inches above the roof OF
buildings not over three stories high
and three feet for buildings more
than three stories high shall DO
built on all buildings where such
roofs are fat. where the roofs abut
against other buildings. or this
building stands on any lot line: also
over division walls between separate
buildings or over division walls OF
the same building, on street or alley
lines Parapst walls may be dispensed
with on street and alley lines II the
main walls are finished with inoom-
bustbls cornices or cutters at roof
line. or II the tops OF the roof boards