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Every boiler in a dry cleaning building in which a flammable solvent having a flashpoint below 140 degrees Fahrenheit (closed cup tester) is used shall be located in a separate building, or shall be separated by a fire wall from every dry cleaning room. The boiler shall be so situated that the line of travel for gases between it and the nearest opening into any dry cleaning room shall be not less than 20 feet. In every dry cleaning building, all heating shall be by steam or hot water pipes, equipped with guards as provided under Section 15-24-880 for a standard drying room.
(Prior code § 129.1-85)
Steam Fire Lines. Every dry cleaning building in which a flammable solvent having a flashpoint below 140 degrees Fahrenheit (closed cup tester) is used shall be provided with a high pressure steam boiler having a capacity of one horsepower for each 100 cubic feet contained in the largest dry cleaning room in the building. Such boiler shall be arranged and equipped to permit a steam pressure of not less than 30 pounds per square inch being maintained at all times during which dry cleaning operations are carried on in the building. Each dry cleaning room in the building shall be connected to such boiler by a steam pipe of not less than one and one-half inch diameter, either by a direct line to each room, or by a main or mains with branches. Where any such main or branch line passes through a wall, it shall be equipped with a tight-fitting journal solidly built into the wall construction. Discharge pipes shall be provided near the ceiling in each drying room, at intervals of not more than ten feet over the entire ceiling area, and in addition there shall be provided one discharge pipe near the ceiling over each washer and each extractor located or provided for in the room. Each such discharge pipe shall be at least two inches long and shall be directed downward. The discharge of steam into each drying room shall be controlled by a valve located outside the building.
Water Tanks. There shall be an open tank not less than four feet long, two feet wide, and three feet deep near the entrance to every dry cleaning room which shall be so arranged and equipped that it may be kept filled with water to within four inches of its top at all times.
(Prior code § 129.1-86)
Every valve required for the control of the discharge of steam through a steam fire line into any dry cleaning room shall be marked with a metal sign which shall bear the words "STEAM FIRE LINE". Such wording shall be in plainly legible bright red letters on a white background with letters not less than six inches high and with the principal strokes thereof not less than three-fourths inch in width.
(Prior code § 129.1-87)
Every dry cleaning room shall have means of natural ventilation as required under Section 15-28-260 for material heating rooms. In addition to the natural ventilation required by this section, there shall be a mechanical ventilating system which shall exhaust air from the room as provided by Title 14M.
(Prior code § 129.1-89; Amend Coun. J. 10-7-20, p. 21791, Art. VI, § 49)
ARTICLE X. CARRIERS FOR TRANSPORTATION OF FLAMMABLE LIQUIDS (15-24-990 et seq.)
(a) Tank Truck. Any motor vehicle used for the transportation of flammable liquids and which for such purpose is provided with a tank or tanks mounted on the frame or chassis of such vehicle.
(b) Tank Trailer. Any vehicle without its own motive power but drawn by a motor vehicle, used for the transportation of flammable liquids and which for such purpose is provided with a tank or tanks mounted thereon.
(c) Tank Semitrailer. A vehicle of the tank trailer type so designed and used in conjunction with a motor vehicle that when in use a part of its own weight and load is supported by the motor vehicle.
(d) Fuel Tank. The tank designed to contain only the fuel to be used by the engine of the truck upon which it is mounted.
(Prior code § 129.1-90)
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