Kan. Admin. Regs. § 49-50-7 - Boiler blowoff equipment; general requirements
(a) The
blowdown from a boiler or boilers that enters a sanitary sewer system or
blowdown that is considered a hazard to life or property shall pass through
some form of blowoff equipment that will reduce pressure and temperature as
required by this regulation.
(b)
The temperature of the water leaving the blowoff equipment shall not exceed
1407F.
(c) The pressure of the
blowdown leaving any type of blowoff equipment shall not exceed 5 psig.
(d) The blowoff piping and fitting
between the boiler and boilers and the blowoff tank or tanks shall meet the
requirements of paragraphs PG-58 and PG-59 of the ASME boiler and pressure
vessel code, section I, which is adopted in K.A.R. 49-45-1. Blowdown piping
shall not be galvanized.
(e) All
blowoff tank construction shall meet the requirements of the ASME pressure
vessel code, section VIII, division 1, as adopted in K.A.R. 49-45-29, and all
materials used in the fabrication of boiler blowoff equipment shall meet the
requirements of section II of the ASME boiler and pressure vessel code, as
adopted in K.A.R. 49-45-2, K.A.R. 49-45-3, K.A.R. 49-45-4, and K.A.R. 49-45-4a.
(f) When a steam separator is
used, it shall be designed to withstand at least twice the operating pressure
of the boiler. The steam separator shall be equipped with a vent, an inlet and
outlet, and a pressure gauge.
(g)
All blowoff equipment shall be fitted with openings to facilitate cleaning and
inspection.
(h) In addition to
meeting the other requirements in these regulations, all blowoff equipment
shall meet the requirements in "a guide for blowoff vessels," as published by
the national board of boiler and pressure vessel inspectors and adopted by
reference in K.A.R. 49-51-11, a copy of which may be obtained from the national
board of boiler and pressure vessel inspectors or from the chief inspector.
Notes
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