Cal. Code Regs. Tit. 8, § 1726 - Asphalt and Pitch Kettles
(a) The covers
on kettles shall be constructed to close tightly.
(b) Kettles shall be equipped with adjustable
supports for use in setting kettles so that they are prevented from turning
over.
(c) Relief Valve. The fuel
tank of every kettle that depends upon the pressure of power-pumped (machine
compressed) air for fuel delivery shall be equipped with a spring-loaded relief
valve set to pop at a pressure not to exceed the maximum safe working pressure
of the vessel, but in no case greater than 60 pounds per square inch.
(d) A Class BC fire extinguisher shall be
kept near each kettle in use. Extinguisher capacity shall be at least as
follows:
Less than 150 gallons.......................... | ..........................8:B.C. |
150 to 350 gallons.......................... | ..........................16:B.C. |
Larger than 350 gallons.......................... | ..........................20:B.C. |
(e) An extension handle of sufficient length
to permit safe closing of a stuck spigot shall be accessible near the kettle at
all times.
(f) Kettle and tanker
pumps shall be provided with a means of stopping the flow of hot asphalt or
pitch manually from the roof top in emergencies when an attendant is not
provided within 100 feet horizontally or 20 feet vertically from the kettle or
tanker.
(g) Pumper pipelines shall
be securely fastened at roof top and shall not be supported by ladders used for
access.
(h) Kettles shall have the
following safety features:
(1) A fluid level
indicator, such as a dipstick, that will indicate the level of liquid asphalt
or pitch within the kettle without the necessity of opening the lid for direct
observation.
(2) Vents providing a
total open area of not less than 100 square inches for up to 200 gallons
capacity and not less than 200 square inches for kettles of larger capacities.
NOTE: See Sections on LP-Gas use, Article 32.
Notes
Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.
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