The Detroit times. [volume] (Detroit, Mich.) 1903-1920, 1912-06-19
COMMON COUNCIL
tco.s,.s.s from rass sever,

II twelve 12) feet In height then the
~ curtain walls shall be twelve llsl
~ inches In thickness. All curtain
II walls shall be anchored TO the
~ skeleton frame. and must rest on
~ beam al intervals OF not over thiF.s
III (3O) feet and such beams must DC
IS OF SUFFICIENT strength for this pur-
~ nose without reliance on the wall
"a below All such curtain walls must
~ be OF lncombustible material ano
y be SUBJECT TO the same PROVISIONS
70 affecting other external walls ana
"a they shall be bonded to the mate
s1 rial enclosing the vertical members
- in the skeleton should any cur
81 tain wall be more than sixty ltOl
IS feet high between the supporting
- horizontal beams, all OF the WAL
80 below the sixty (60) feet shall De
1t Increased Ina thickness AT the rate
~ Of four ca inches for each Sixty
23 (6O) feet or fractional part thereoi
IS Curtain walls supported at inter-
3g vals OF no. over twenty (2O) leet
"a may be twelve (12) inches thiCk
3t for the upper ninety 600 feet IN
80 height and increased four 81
40 inches In thickness for each add
~ tional one-hundred (lOOJ ieet ol
~ fraction thereof.
"a Curtain walls supported at Inter
"A walls OF not over nfteen (lb) feet /
IS may DE twelve U2) inches thick
AZ for the upper one hundred and
~ twenty-five l25) feet in height !
IS and Increased four ca inches in
40 thickness for each one hundred |
20 uG0D feet or fraction thereof.
81 In buildings or reinforced con-
- crete where the columns are built
81 reinforced and OF full strength and
81 carrying capacity. as called Tor IN |
81 this ordinance. the walls tetweep
rs columns may be curtain walls |
"a built as called for in this section. |
ARTICLE IL.
Section 2. HOW MADE-chim-
= neys shall have not less than sax |
and one-han (61) inches or solid
brick, stone or concrete outside or
all smoke tiues. or may have four
ca inches II tho flues have lin
ings. OF yitrlfied crock or cement
or other approved material, from
y the bottom or the Hue to the top /
10 OF the chimney. All such Innings
u shall be built in place as the chin
= neys are constructed and shall
- have ends made TO 1T closely to
IA gether and be set in cement.
y All joints or spaces between nue
Is Innings and the outer wall shall be !
S sides OF al nues shall have MOI
3 tar joints woll filled and cut smooth |
70 and aues shall not be plastered on I
a tho Inside.
u Flues intended solely for gas /
y heating and cooking appliance I
a and which cannot be used for /
IS smoke, may have tile crock with !
~ Joints set in cement. The lowest J
a siA t6) inches resting on the foun-
IS dotion provided for II. shall be NIL |
e ed solid with mortar
70 When such tile fiues are wholly /
7 or partially concealed In partitions |
Y or where they may pass through !
3 floors, ceilings or roofs, the tile |
a must be doubled or protected with |
IS heavy galvanized iron so shat the |
g tile hues shall not come within /
n two CD inches OF any woodwork |
excessive
% heat from steam boilers. smelling J
% furnaces. etc. shall be lined with |
a fire brick laid In fire clay for not |
2 less than twenty-five (25) feet in
y height measured from the bottom
q OF the breeching opening.
s Sheet metal smoke fiues enclosed |
g ir vent fues are prohibited
II The use OF metal pipes whether
s single or double, as chimney nues i
3 is prohibited
ARTICLE IL.
Section 8: MINIMUM AREA OF
2 CHIMNEYS. Chimneys which are
, connected TO furnaces or boilers
shall be constructed with smoke
5 ftut having a cross sectional area
6 OF not less than siNty-four 66il
z square inches In the clear, Chin
9 ing stoves or ordinary ranges and
o gas CRATES shall be constructed
4 with smoke nue having not less
2 than forty-two (42) square inches
J In the clear or cross sectional area.
Flues for gas stoves may be nine II
5 and one-half t918) square inches r
c as the minimum cross sectional
Z area.
ARTICLE II
Section s.. HEIGHT ABOVE
? ROOFS. No chimney shall be less
3 than four (4) feet above the para
pet walls on fiat roofs, nor less
5 than one and one-half 1h) feet
6 above the ridges OF pitch roofs. No
el.f r..va Na1 20 frnV /
las of fGundries, or OF similar SER
= vice, shall extend less than fifteen
q (15) feet above the highest point
OF any roof within radius OF one
ARTICLE Il.
Section g. TOP FINISH. Chin ]
neys shall be finished on top with J
solid blocks Of stone. terra Gotta
ARTICLE II
Section Z: SUPPORTS. No chin !
ney shall be built on a wooden
support, except chimneys In one .
4 n) story buildings Such chim- :
neys may be built on wood brack .
cts and not exceeding sixteen G6l
z feet In height from the bottom OF !
the chimney 10 the highest point
3 above the -oof Each chimney. how
~ ever, TO have Its first two courses
] OF brick over the entire bracket
2 and have the proper continuous
4 neys, shall be as large on all sides
3 as the chimney, from the founda-
s ton CT the pier to the bottom OF
q the chimney II the sides OF a
8 chimney are increased above It's
. footing, the overhanging part shall
0 be substantially supported on
! beams. struts or arches made OF
2 iron, steel or masonry.
> A chimney may be partially sup
4 ported by . corbel shelf on the
) side. OF a wall. but the corbel shall
9 be twice as high as the proJec-
. tion.
ARTICLE IS
Section l. HOT AIRPIPEs; All hot
2 air pipes or nues shall be made OF tin
: or other sheet metal, and when
built in masonry shall be enclosed
on all sides by wall not less than
6 reur 90 inches thick. Hot air pipes
Z in wood or stud partitions shall have /
double walls With not less than one
quarter 90 inch air space between. |
% and shall have air tight joints.
u Horizontal hot air pipes shall be !
p at least three CD inches below any /
= lath or plaster or wood ceiling. un- |
= less such ceiling is protected by a |
s metal shield or asbestos mill board |
g separate from the hot air pipe.
ARTICLE 10.
Sec H. GAS OUTLETS Gas out |
. lets for heating or lighting pur-
poses shall be placed at least thirty
(30) inches below any ceiling unless !
protecting non-infammable shield
is used over the gas jet In such
: case this distance may be reduced
20 eig.lasn (ls) inches.
n 1We 81 bracket on plaster
u On ~ pA<tf1sf shall have its arm
3 Hq10 - I'D we (5) inches.
Z go. rssss g. ,s brackets ssms