The Detroit times. [volume] (Detroit, Mich.) 1903-1920, 1911-02-20

ingS snail nave ths titnt ~ t'i"hs
the lengthening or alteration OF
any chimney. smoke stack. or
smoke fiue that may prove a nuis-
aIye 10 surrounding property.
ARTICLE XXI.
Fire Appliances.
Section 4. STANDPIPES-wHE
REQUlRED-SIZE. Every building
hereafter erected over rs feet high
shall be provided with standpipe.
The diameter OF said pipe for a
shall be four inches. For all Others.
four inches for the upper 1875 feet
and six Inches below.
Sec. 2. STANDPIPES-HoW
MADE. Every. such standpipe shall
extend from the basement, to and
through the roof. IL shall have a
street connection I'm an accessible
place. outside OF the building. Ii
shall also have a two and one-half
(2hl Inch outlet on each floor. In
Guiding the basement and roof
The ,standpipe shall be placed as
near the stairways as practicable.
Sec. ., HOSE CONNECTIONS.
sSsIl be G provided n1 Win 'iSa osa ps
every floor connected to stand
pipe anu ready for use
Sec. 4. NUMBER OF STAND
Plies. Every building. over elgh-
ty-five (s5) feet In height and over
five thousand $4,000 feet ground
area. and having frontage on TIVE
l2) streets. or street and an alley,
not adjacent 10 each other. shall
have two CD standpipes with ex-
terrier outlets, one I'd Tor each
frontage
Sec. s. EXISTING BUILDINGS
TO Bic PROVIDED WITH STAND
PIPES. All buildings over 10 feet
In height erected prior to the pas
sage or this Ordinance shall within
six months from the date OF it's
passage be provided with standpipes
as herein prescribed.
ARTICLE NxII.
stairway, Halls aud Entrances.
wi hSG'iG" or II sT NuRSEE AM IN
CLASS 1 BUILDINGS. In all build
ings OF Class j. hereafter erected
or altered and over two CD stories
in height. and in which any floor
or part thereof above the first Is
occupied or used at any time as
workshop or saiesroom. there shall
continuous inside stairways. each
TO be not less than three CD feet
six go inches in width. In all
cases all stairways shall extend
from the topmost floor having any
part used or occupied as work
shop or salesroom. TO the ground
floor
IL the number OF persons occupy
ing or using the floors above the
first. shall exceed three hundred
the stairways shall not be less
than ten (10) feet.
IL the number OF persons occupy
ing or using the floors above tho
hrst, shall exceed seven hundred
GOOD. there shall be at least three
CD stairways. having a combined
width OF at least fifteen (l5) feet,
In any building OF Class I. re-
ways under the above require
ments. one less, stairway Will be
sufficient IL all the stairways are
enclosed In Fireproof shafts with
Fire Doors at each floor level.
One Cd less stairway Will also
be sufficient in Mill. Protected, or
Fireproof Construction Buildings
or Class |, requiring three CD or
more stairways. IL all the stairs
and their landings are made en-
tirely OF Fireproof Material.
Provided. that in any building oc-
cupied by ten hundred (1000) or
more persons above the first story.
there shall be required three CD
stairways, having combined
width OF at least fifteen U5) feet
and all stairs and their landings
must be built entirely OF Fireproof
Materials or be enclosed in Masonry
Fireproof shafts with Fire Doors.
In store buildings having not
more than twenty-five hundred
(2500) square feet OF ground floor
area and not exceeding three CD
stories In height, and I'm which the
number OF persons occupying the
floors above the first story does not
exceed twenty-five (25). one con-
tinuous inside stairway at least
three Ts) feet wide will be SUI
Sec. 2. NUMBER AND WIDTH
OBJ STAIRWAYS IN CLASS
BUILDINGS In all buildings OF
Class 2. hereafter erected or al.
tered apd over two (2) stories and
q BASEMENT I'm height. there shall
be at least two CD separate and
continuous stairways. each at least
three go feet wide and there shall
be an increase OF six (6) inches to
the combined width OF the stair
Fireproof Shaft, and for buildings
having a ground floor area OF more
than i've thousand (5000) square
feet the openings for the corridors
must have Fire Doors.
For FIreproof or Protected Con-
struction buildings OF Glass 2.
when the stairs and their landings
are made entirely OF Fireproof
Construction or enclosed I'm a Fire
proof Shaft with Fire Doors. the
may be decreased by three (3) feet
and where three t3) stairways are
called for. one ID less stairway
will be sufficiept
ways for each additional one thou
san l000l square feet OF ground
floor area or fractional part there
Of over two thousand (2O00)
square feet, and also an additional
increase of nine 90 inches for
every story above the third CD
story.
Should the combined width OF the
stairways exceed nine 90 feet.
there shall be three go stairways.
All stairways shall be at least
three CD feet wide. and three CD
feet six (6) inches IL providing
access to three CD or more floors
above.
For buildings OF Glass having
q ground floor area OF more than
one thousand five hundred U500)
square feet, or over three CD stor-
les and basement in height. one ID
OF the stairways must be enclosed
In a hreproof shaft. For such
buildings having a ground moor
area OF more than FIVE thousand
(5OO0) square feet there must be
Fire Doors at each floor level and
in all cases the openings from the
corridors must be easily accessible
to all parts OF the buildings.
For all buildings OF Class 2. over
Ave go stories In height, one Cd
stairway must have the stairs and
their landings built OF incombust-
All stairways In buildings OF
Glass 2 must connect directly with
the Public Corridors. having direct
access from each apartment. and
all stairways must De continuous
from the top story to the ground
floor and there must be no winders.
Sec. 3. OUTSIDE STAIRS IN
CLASS AND BUILDINGS. II
any buildings OF Class / and 2 are
equipped with outside stairs and
landings. with access through
doors, and such stairs extend TO
grade OF street or lot then one
(i) less Inside stairway than here
in called for will be SUFFICIENT. pro-
yided every such building have at
least one Inside stairway.
The widths OF the outside stairs
must meet with the same require
vnants as inside stafrs