The Detroit times., 1910-10-05

2 in WALLS Is PROHIBITED; No
: lintels over epenings. brace blocks,
9 or wood bricks not more than
! built into any wall Of any buildins
: A. mart Of such wall. Inside wood
hnteis shall have masonry arches
. over them, Strips OF wood one
y half th) inch by two CD inches
No masonry walls or parts there
= OF shall be carried on any wood
g girdsr; or beams. nor on any
y 'h sse ': Sc w ~5 fsss Sis' NOT ro
ENTER cHIMNEYs. No wood
. work OF any description shall be
built into the wall enclosing al
9 smoke nue. nor into chimney
Sec. 81. WINDOW AND DOOR
2 sILLs, All window and door stills.
excepting In frame buildings, shall.
be OF incombustible material. Oak
timbers either solid or built up.
! the full width OF the opsnins q
inches. shall for the purpose OF
o this section be considered incom-
I bustible.
ARTICLE XVII.
Observation-Disclosures
Section J. MATERIALS. chim-
neys in AL buildings shall be OF
: brick. stone. tile or concrete. Those
8 crete. shall have proper due lin
9 ings.
shall have not less than six and
3 Sns,haif Nh) inches OF Solo
Of all smoke nues. or may have
four 60 inches X the hues have
Innings. OF vitrifed crock or ce-
mont or other approved material.
Q top of the chimney. All such I'm
I ings shall be built In place ~ the
2 chimneys are constructed and shall
8 have ends made to Mt closely to-
: sether and be set In cement.
3 All joints or spaces between huo
g Innings and the outer wall shall be
z nlled solid with masonry. The
q sides OF all hues shall have mortar
% Joints we'll filled and out smooth
% and nue: shall not be piAstered on
70 Fiues intended solely for gas
- heating or cooking appliances and
- which cannot be used for smoke.
IS may have tile pipe with socket
~ resting on masonry foundation
% with no bearing or bracing sup
20 ports above foundation.
30 When such tile fiues are wholly
81 or partially concealed In partf-
81 tions or where they may pass
33 through floors. ceilings or roofs.
b the tile must be doubled or pro-
IS tected with heavy galvanized iron
Be- 30 that the tile fiues shall not come
81 within two CD inches OF any wood
80 work.
80 Chimneys subject to excessive
10 heat from steam boilers, smelling
IL furnaces, etc, shall be lined with
% fire brick laid in fire clay for not
IS less than twenty-five (2s) feet Ia
~ height measured from the bottom
10 Of the breeching opening.
I6 Sheet metal smoke fiues enclosed
n In vent hues are prohibited.
rs The use OF metal pipes whether
10 single or double, az chimney nues
" Sec. 8. MINIMUM AREA. No
2 chimney shall be constructed with
n smoke fiue having less than
sixty-four (6D square inches as
the area of its minimum cross sec
stioli. Flues for gas CRATES and gas
7 stoves, may be twenty-eight (28)
square inches as the area OF min
imum cross section. -
Sec l. WALLS OF CHIMNETS.
2 The walls of chimneys on the out
side Of flues, for all furnaces, boil
ers, bakers ovens. large cooking
ranges. large laundry stoves, and
all similar apparatus, shall not be
Z less than eight go inches In thick
ness. Crock OF Ceiheht huo hhiHe
with socket joints and set in ce-
ment. may be substituted for the
i four Cd inches of brick work
2 around fiues. Walls Of chimneys.
8 carrying fiues from smelling fur
4 naces. and high pressure steam
Is temperature shall be built double
a with an air space between. The
s thickness OF all chimney walls
10 shall be SUFFICIENT to meet all OF
<xT taV rSaf I'm
Il direct loading and wind pressure.
Sec. 6. HEIGHT ABOVE ROOFS.
No chimney shall be less than four
8 feet above the parapet walls on nat
roofs. nor less than three feet above
5 ridges OF pitch roofs. No chimneys
connected to iron cupolas OF foun-
dries, or Of similar service. shall ex-
tend less than 10 feet above the
highest point OF any roof within q
o radius of 100 feet; 40
2 neys shall be finished on top with
8 blocks OF stone, terra Gotta or con-
crete, or with cast iron plates, ex-
5 cept In dwellings and stables not
Z they may be topped out with brick
masonry, carefully bonded together
and having the six ts) upper courses
o laid In cement mortar.
Sec. 7. SUPPORTS. No brick
chimney shall be built on wooden
shall be az large on all sides as the
chimney, from the foundation OF the
pier to the bottom Of the chimney.
II the sides of chimney are In
creased above its footing, the over
hanging part shall be substantially
o supported on beams. struts or arches
1 made Of iron, steel or masonry. re-
3 spectively.
5 chimney may be partially sup
4 ported by q corbel shelf on the side
s Of a wall, but the corbel shall be
Sec. 8. CLEANING DOORS.
Every chimney must be provided
with cleaning door, made OF metal
" Sea- SS'' .. HEARrHs. No wood
beam or combustible floor construc-
ton. shall be allowed under any
Hearth. All nreplaces and Chin
used, shall have hearths or trimmer
Hearths for nreplaces. shall not
be less than twenty (20) inches wide
70 measuring from the face of the
i chimney breast, and the length not
2 less than the width OF the Mantel
3 Hearths shall be supported by
a trimmer arches Of brick. stone, terra
Is Gotta freproohng or concrete. or by
6 heavy metal bars, placed not less
n than eight (S) inches centers, one
8 az end Of each bar projecting into
o the wall OF Chimney and the other
10 end securely fastened to the trimmer
Il joists. with a filling above the bars
q OF not less than two (2) courses of
70 brick. laid In cement mortar. Wood
"A centering under arches shall be re-
IS moved before plastering ceiling un-
Is derneath.
Sec. 10. FIREPLACEs. The
backs and the sides OF all nreplaces
shall not be less than eight (O
inches thick and OF brick, stone,
concrete OF other incombustible ma
terials and shall have an iron, terra