The Detroit times. [volume] (Detroit, Mich.) 1903-1920, 1916-05-16


buildings covered by this ordi-
nance without permits from the
Department OF Safety Eng neer-
ing and the building Department,
nor I'm apparatus without the APP
prevail OF the Department OF Safe
~ Engineering.
Section 6.-tInspection Fees.)-
The fees for the inspection OF
cooling plants shall be as follows:
Class A-lncluding compressors
or Generators OF over 90 tons ca
pacity. $500 each.
Class B--lnciuding compressors
or generators OF less than so tons
capacity. $500 each
All fees provided for In this
ordinance shall be paid To the
city Treasurer.
Section 7. - tRefrigerating
Plants-S'onstructi Zach re-
rignrating plant shall be equip
pea with an emergency pipe or
pipes by which, In case OF acct
dent, the 9as unoer pressure can
be discharged by a valve which
can be opened inside and outside
The. refrigerating plant into
water. or brought into contact
with sufficient water to absorb
ana carry off all gases so dis
charged At the discretion OF the
CHIEF Inspector the emergency
gases u "A point at least 10 feet
above the roofs OF adjacent build
.ngs into the open air.
Section S,--tSafety Devices.)-
All refrigerating machines shall
be equipped with automatic safe
" devices which discharge at
800 lbs. pressure TO the square
inch for ammOnia 400 lbs. pres
sure TO the square inch FOR car
bon dioxide; 100 lbs. pressure TO
the square inch for sulphur diox-
u In A
square inch for ethyl chloride In.
Ia the emergency pipes required
by the preceding section or into
the low pressure side.
Section 9.--ln retrigeratlng
plants built and erected after the
passage OF this ordinance. every
room containing pipes carrying
rcfrigerating chemical under
pressure exceeding 40 lbs. per
square inch for ethyl chloride; go
lbs. for sulphur dtoAide; 100 lbs.
for ammonia and 300 lbs. for car
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 OF by means Of
stairway or to "A room or hall
from which said gases can be ex-
Guided other rcfrigerating plans
shall be provided with such
means OF 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 l0.-(Prcssure.) 49, The
maximum pressure allowed in re-
fiigcrating machines shall not
exceed 500 lbs. TOR ammonia; l.
400 lbs. for carbon dioNide; 100
lbs. for sulphur dloNide and 100
lbs. for ethyl chloride 10 the
square inch. All apes used for
rcfrigcrating purposes shall stand
a hydostatic test Of at least
double the maximum pressure per
square inch specified In this sec
ton. All nttlng must be guaran-
teed 10 stand pressure or at
least three times the aNtmum
pressure per square inch specified
In this chapter,
Section l.--tLights) No room
containing refrigerating con-
densers or compressors Of am
monia or ethyl chloride under
pressure shall hav, IN II any open
namC. arc light or direct opening
into the boiler room. but Internal
combustion engine may he To-
Gated therein. which, may be
started in the usual manner.
There shall be IRE wall between
such room and the boiler room.
equipped with a seir-closing door.
section IL. -- tfrccautionsD -
Helmets or respirators In SUCH
large rcfrigcrnting plants as be
designated by the Chi"f lnsp,
tor there. shall he kept. ~ for
available use. suitable helmets or
respiratOrs which shall permit
wearer to reach. without huUoca-
ton, any part OF the refrigeratins
system.
Section Is.-Plpes 20 be des-
ignated. In all refrigerating
plants the pipes In the engine
room shall have conspicuous
signs displayed at proper places
designating in easily legible let
tors tho name OF the refrtgerating
chemical contained therein.
Section tItules) In all
refrlgerating plants there shall
be posted several copies or brlef
set OF rules satisfactory 20 the
Chief Inspector. directing all en-
pioyes as to their duties In case
OF Are, or other emergencies. En-
ployers shall be responsible for
the proper drill Of all employees In
such emergency duties.
Section i5.-tSupervision) NO
refrlgerating machines OF over
three ton refrlgerating capacity
shall be operated unless under
the charge OF n person holding
a certificate OF fitness from the
Chief Inspe ctor.
Surplus storage, Refrigerating
plants may store n surplus stock
OF the refrigc chemicals
sufhciont to rccharge the, system.
Such charge must be stored in
cool place No cylinders may be
stored In boiler room.
Section Ii kefris eratlhg ma
chimes OF less than three tons ca
pacity D--Th, chief Inspector
may exempt from the provisions
OF this article refrigerating ma
chimes OF less than three ton re-
frigeratiug capacity. provided
certificate OF approval has been
issued for such machine.
Section ls.--When an inspec-
tlon 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 tho ordinance.
the CHEF Inspector shall issue
certificate OF inspecuou certifying
under what conditions said plant
may be operated under the au-
thority OF the city OF Detroit:
be properly framed and displayed
under glass in n conspicuous
place In the room where the APP
paratus upon which certincate
has been issued Is being operated.
Section 10. Within ten days
ter written notification by the
Chief Boiler Inspector to the
owner or occupant to correct or
remedy rny hazardous condition,
an appeal, stating specihcally the
questions which the appellant de-
siros To have passed upon may be
taken. Such appeal shall be heard
by the Board OF Boiler Rules.
The members OF the board are
authorized TO take testimony and
TO grant or reject such appeal,
subject To- review by the proper
court
Section 20.--(Penalty.) Any
person or corporation who vio-
iates, npglccts or refuses to COM
ply with. or who resists or OPP
poses. tho enforcement OF any or
the provisions OF this ordinance