South Bend news-times. (South Bend, Ind.) 1913-1938, 1921-10-06


a distance OF two feet on each side
OF euch smoke pipe. shall be covered
I with sheet metal or with porous
2 terra Gotta. hollow tile or plaster
Smoke Pipes Through Roofs. Sec.
/ 7S4. No smoke piDe shall pass
through the roof OF any building un-
: less a special permit he first obtained
from the Commissioner OF Buildings
/ for the same II a permit is 80
granted, then the roof through which
! the smoke pipe passes shall be pro-
! tected in N following manner. A
/ galvanized iron ventilated thimble Of
/ the following dimensions shall DE
| placed; In case OF a stove pipe. the
/ diameter or the outside guard shall
] be not less than u inches. and the
/ diameter or the inner one 8 inches
! larger than that OF the smoke pipe.
and for all furnaces or where sim
! liar large hot fres are used. the
/ diameter Of the outside guard shall
/ be ret less than Is inches. and the
I diameter OF the inner one u inches
, larger than the diameter OF the pipe.
The smoke pipe thimbles shall eX-
tend from 8 IN. below the under side
= OF the ceiling OF roof beams 20 at
: least nine inches above the roof. and
! they shall have openings for ventila-
/ ton al the lower end where the
smoke pipes enter. also az the top
I Of the guards above the roof
Where he snoke pipe OF a boiler
! passes through q roof. the same shall
/ be guarded by a ventilated thimbie.
same as before specified. Sc inches
| larger than the diameter OF the
smoke pipe OF the boiler.
Spark ArreSters. Sec 1855 The
Commissioner shall have the right Of
/ requiring the owner or agent OF any
chimney. smoke stack or smoke iue
/ OF any kind. 70 equip the same with
a spark arrestcr.
Chimneys. as NUisanCcs. Sec. 7S6.
/ The Commissioner shall have the
| right - require the lengthening OF
alteration OF eny chimney. smoke
stack. or some f1ut that Is a nuisance
, u surrounding property.
! ARTICLE XII.
{ Ventilation.
! Assembly Halls and Theaters.
/ Sec. 1871. The air in any room used
as an auditorium IN buildings OF
! class I'D, lie, IF. hereafter erected
and the air In any room used as
classroom or assembly hall buildings
! of Class &c, hereafter erected, shall
be changed so as 10 provide each
! person for whom seating accom-
mediation is provided IN such audi
| forum. class room or assembly hall
with at least 1900 cubic feet or air
per hour.
Store Buildings. Sec. 7ss. In
buildings of Glasses I'D. hereafter
erected, on floors frequen ted by the
public. the air In such rooms shall
be supplied at the following rates:
For each person in basement, D.
/ 600 cubic feet per hour.
For each person in LIST to Ord
stories. both inclusive, 1890 cubic
feet per hour.
For each person in 4th story and
above. except as hereinafter pro-
vided. 1900 cubic feet per hour.
For each person. in grocery de-
partments and restaurants, 1900
cubic feet per hour.
Method Of Calculation. Sec. 7s9.
For the purpose Of determining the
number of people on any floor In
buildings OF Class I'D, in calculating
the means OF ventilation, the follow
ing floor area per person per floor
shall be taken as the basis:
Basement, per person. 20 50. It.
! Of floor area, exclusive Of walls,
stairs and elevators.
First story, per person. 20 50. II.
Of floor area, exclusive Of walls,
stairs. elevators and enclosed show
windows.
windows.
Second story. per person. so SO. II.
OF floor area, exclusive OF walls,
stairs. elevators and enclosed show
Third story. per person, go 50. II.
Of floor area. exclusive OF walls,
stairs and elevators
Fourth story and above. per per-
son, so so. It OF floor area, exclu-I
slve OF walls. stairs and elevators,
except as hereinafter provided.
Groceries. Sec. 100. Grocery de-
partments and restaurants, per per-
son, 40 so. fl. floor area, exclusive
OF walls. stairs and elevators.
Carbon DiOxide, Ratio. Sec. 791.
The amount of carbon dioxide In
the air of any such auditorium,
classroom or assembly hall or space
frequented by the public In Class I'd
buildings shall not be permitted to
rise above 10 parts Of carbon dioxide
per 10000 parts of air, measure
ments being taken at levels from two
and One-half feet to eight feet above
the floor, generally distributed, and
the temperature in such spaces when
artificiany heated shall not exceed
6S degrees Fahrenheit. Relative
humidity shall not be less than 40
degrees enor more than 80 degrees.
Altering Existing Rooms. Sec.
1872. The air in any room used as
an auditorium in buildings Of Class
es I'D, lie and IF constructed prior
TO the passage Of this ordinance. and
the air in any room used as a class
room or assembly hall in buildings
Of Glass &c. constructed prior TO the
passage Of this ordinance, shall be
changed so as to provide each per-
son for whom seating accommoda-
tion Is provided in such auditorium,
classroom or assembly hall with at
( least 1900 cubic feet air per hour.
Amount Of Aair Per Person. Sec.
1913. The air IN any rooms in build
/ ings OF Class I'D. erected prior 10
the passage Of this ordinance, shall
be supplied by mechanical or other
means, at the following rates:
For each person in basement. l.
600 cubic feet per hour.
For each person in 1st TO 3rd
stories. both inclusive, 1900 Gu. II.
per hour.
For each person in 4th story AMI
above, except as hereinafter pro-
vided. ,O4O GU. II. per hour.
For each person in grocery de-
partments and restaurants. 1900 Gu.
II. per hour.
Auditorium, Meaning OF. Sec. 794.
The word auditorium" as used in
this section in connection with
buildings Of Glasses Re and IF shall
be construed as including the main
floor, balcony and galleries.
Factories. Sec. 795. In buildingsI
hereafter erected for or converted
20 the use of a factory. mill or work
shop, the air shall be changed, eX-
cept as hereinafter provided. so as
to provide each person for whom
working accommodations are pro-
vided therein with at least 1900
cubic feet OF air per hour.
In buildings used for the purpose
OF a factory. mill or workshop at
the time Of the passage OF this ordi-
nance the air shall be changed ex-