The Detroit times., 1916-05-13

nance without permits from tho
Department. OF Safety Engineer
nor In apparatus without the ap-
provo or the Department OF Safe
Section s.@tinspection Fees)-
The fees for the inspection OF
cooling plants shall be as follows:
Class A--Including compressors
or generators OF over SO tons ca
paclty. y5.0c each.
Glass B--Inciuding compressors
or generators of less than so tons
capacity. $500 cath.
All fees provided for In this
ordinance shall be paid to the
cry Tres Treasurer ,p.,.,u.,.,,,.
Plants--Construction.) Each re-
frigerating plant shall be equip
ped with an emergency pipe or
pipes by which. In case OF acci-
dent, the gas unoer pressure can
be discharged by a valve which
can be opened inside and outside
t Water reorT Sroasht PSnt coua s9
with sufficient water to absorb
and carry off all gases SO dis
charged. At the discretion OF the
Chief Inspector the emergency
pipe or pipes may conduct tho
gases to a point At least 10 feet
apoNt tue TOoIb 0uJ6Cuhk
ings into the open air.
Section s.-tSafety Dovices.)=.
All refrigerating machines shall
be equipped with automatic safe-
~ devices which discharge at
500 lbs. pressure to the square
inch for ammonia; l.<00 lbs. pres
bon dioxide; 100 lbs. pressure to
tho square inch for sulphur diox-
idc and 100 lbs. pressure TO the
square inch for ethyl chloride In.
to the emergency pipes required
by the preceding section Or into
the low pressure side.
plants built and erected after the
passage OF this ordinance. every
q refrigerating chemical under
pressure exceeding 40 lbs. per
square inch for ethyl chloridei so
lbs. for sulphur dioxidc; 100 lbs.
bon dioxide. and which by acct
dent may become filled with the
gases generated by said chemi-
calls. shall have an exit To the
open air direct or by means OF
stairway or to "A room or hall
from which said gases can be ex-
cluded. Other refrigerating plans
shall be provided with such
means or exit as the Chief In
spector may prescribe. Rooms
which contain only the liquid sup
ply pipe to the refrigerator coils
are not included within the
meaning OF this section.
Section i0.--tPressure) - The
maximum pressure allowed In re-
f,igerating machines shall not
exceed 300 lbs. for ammonia; l.
400 lbs. for carbon dioxide; 100
lbs. for sulphur dioxidc and 100
lbs. Tor ethyl chloride to the
square inch. All nipes used Tor
refrigerating purposes shal stand
n hydoststic test OF at least
double the maximum pressure per
square inch specified In this sec
tion. All fitting must be guaran-
teed TO stand a pressure or at
least three times the maximum
pressure per square inch specined
In this chapter.
containing refrigerating con-
densers or conpre&sors OF am
monia or ethyl chloride under
pressure shall have IN II any open
flame, arc light or direct opening
into the boiler room, but internai
combustion engine may be 10
Gated therein. which may ne
started Ina the usual manner.
There shall be Arc wall between
such room ami the boiler room,
equipped with "A sei--cIostnR door.
section ~ -~ Prccautions) -
Helmets or rcspiratoTs. In such
large refrigerating plants as be
tor there shall he kept. nj Tor
available use. suitable helmets or
rcspirators which shall permit
wearyr 90 reach. without suuoca-
ton. any part OF the refrigeratihg
system.
section ia.--tPipes 20 he des-
ignatcd. LIN all refrigerating
plants the pipes In the engine
room shall have conspicuous
signs displayed at proper places
designating In easily legiblc let
tiers the name of the refrigerating
chemical contained therein.
Section Ii.--tRules; lin AL
refrigerating plants there shall
be posted several copies OF A brief
set of rules satisfactory TO the
Chief Inspector. directing all EN-
ployes as 10 their duties In case
OF IRE. or other emergencies. EN-
ployers shall be responsible for
the proper drill OF all employees In
such emergency duties.
Section f5.--tSupervision. MO
refrigersting machines OF over
three ton refrigerating capacity
shall be operated unless under
the charge OF a person holding
n certificate OF fitness from tho
Chief Inspector.
section le. - -
Surplus storage. Refrigerating
plants may store a surplus stock
OF the refrigcrating chemicals
sufficient TO recharge the system
Such charge must he stored In a
cool place. No cylinders may be
stored In a boiler room.
Section III Refrigeratiny ma
chimes OF less than three tons ca
pacity.) The Chief Inspector
may exempt from the provisions
OF this article refrigerating ma
chimes Of less than three ton re-
frigerating capacity. provided a
certificate OF approval mas Deen
Section 1s.--When an tnspec-
ton of any plant covered BY this
ordinance has been made and the
operator. owners. lessee or agent
OF such plant has complied with
the provisions OF the ordinance,
the Chief Inspector shall issue
certificate OF inspection cerufying
under what conditions said plant
may be operated under the au-
thority OF tho City OF Detroit.
The certificate OF inspection shall
be properly framed and displayed
under glass in a conspicuous
pHSs upon which certincats
has been Issued In being operated.
Section 10. Within ton days
gfter written notification by the
Chief Boiler Inspector to the
owner or occupant 70 correct or
remedy eny hasardous condition.
an appeal. stating specifically the
question which the appellant de.
sires to have passed upon may be
taken. Such appeal shall be heard
by the Board OF Boiler Rules.
The members OF the board are
authorised to take testimony and
TO grant or reject such appeal.
subject To review by the proper
court.
Section 2o..-(Penalty.) - Any
per son or corporation who vio-
iates. ncglects or refuses to COM
ply with. or who resists OF OPP
poses, the enforcement OF any OF
the provisions OF this ordinance
shall be fned not less than Ono