All those who are registered carry a Gas Safe ID card, which shows the type of work they are qualified to do and whether their qualifications are up to date. per hour, the pilot also shall be equipped with an automatic safety device to shut off the flow of gas to the pilot should the pilot flame be extinguished. Safety relief valves shall have direct communication with the vapor space of the container at all times. On a container having a water capacity greater than 125 gallons, but not over 2,000 gallons, the discharge from the safety relief valves shall be vented away from the container vertically upwards and unobstructed to the open air in such a manner as to prevent any impingement of escaping gas upon the container; loose-fitting rain caps shall be used. In lieu of an excess flow valve openings may be fitted with a quick-closing internal valve which, except during operating periods shall remain closed. The cage and area shall be kept free and clear of all combustible materials, including storage, for a distance of at least 10 feet on all sides. Any indoor space must be ventilated to the outside at both the top and bottom of the structure, and the floor may not be set below ground level; propane will settle to the ground otherwise. When permanently installed containers are interconnected, provision shall be made to compensate for expansion, contraction, vibration, and settling of containers, and interconnecting piping. Approved - unless otherwise indicated, listing or approval by a nationally recognized testing laboratory. If loading and unloading are normally done during other than daylight hours, adequate lights shall be provided to illuminate storage containers, control valves, and other equipment. Never store them horizontally (this could cause a leak). They shall not be located with the outside bottom of the container shell more than 5 feet above the surface of the ground unless fire-resisting supports are provided. If so, and youre storing propane tanks on site, its important to know the proper safety protocol for storing your gas cylinders to ensure for a safe workspace. Ten feet for storage containers of less than 500 gallons water capacity. Openings from container or through fittings attached directly on container to which pressure gage connection is made, need not be equipped with shutoff or excess flow valves if such openings are restricted to not larger than No. The size of the vessel normally depends on the propane requirements and the size of the structure using the fuel. The employer shall insure that an employee is in attendance at all times while the tank car, cars, or trucks are being loaded or unloaded. The dates on the cylinder collar should be checked periodically to ensure that the cylinder is not past its requalification date and to replace or exchange cylinders that are out of date. Containers are permitted to be used in buildings for temporary emergency heating purposes, if necessary to prevent damage to the buildings or contents, when the permanent heating system is temporarily out of service, as follows: The temporary heating equipment shall not be left unattended. So, yes, a portable propane heater needs to be vented, or you might end up suffering from carbon monoxide poisoning if the gas builds up in the room for a very long time without it getting out. Relief valves and fuse plugs shall have direct communication with the vapor space of the container. 1926.350 (a) (3) Cylinders shall be moved by tilting and rolling them on their bottom edges. The total cost must be shown for all deliveries. Vaporizers having an inside diameter of 6 inches or less exempted by the ASME Unfired Pressure Vessel Code, Section VIII of the ASME Boiler and Pressure Vessel Code - 1968 shall have a design pressure not less than 250 p.s.i.g. Dont know if your propane storage method is up to snuff? It may be time to install a genuine POLock, a second line of defense, in addition to the lock on your exchange tank cages. In either case, an excess flow valve shall be installed in such a manner that any undue strain beyond the excess flow valve will not cause breakage between the container and the excess flow valve. Does your warehouse use propane to power its forklifts? The tiniest impact to a gas tank can have disastrous consequences, like causing the cylinder to leak, rupture, or collapse which has the potential to cause a huge explosion, putting nearby people, inventory, equipment, and buildings at risk. for underground containers. Read more: Recommended Practices for Safety & Health Guidance Updates from OSHA. If you use a gas grill, heat your home or spend time in an industrial facility, chances are you have used propane. Storing them away from liquids, puddles or water can help prevent rust, another long-term danger with propane bottles. They are basically nonhighway vehicles, but may occasionally be moved over public roads or highways. This provision is not to be construed as requiring an automatic changeover device. Tank heaters may be an integral part of a fuel storage container directly connected to the container liquid section, or vapor section, or both. Aluminum Alloy pipe shall be protected against external corrosion when it is in contact with dissimilar metals other than galvanized steel, or its location is subject to repeated wetting by such liquids as water (except rain water), detergents, sewage, or leaking from other piping, or it passes through flooring, plaster, masonry, or insulation. Signs listing exchange procedures, company name and 24-hour emergency phone numbers shall be posted within 10 feet of the cage. Containers constructed according to API-ASME Code do not have to comply with section I or with appendix to section I. The shutoff valve for an appliance connected by hose shall be in the metal pipe or tubing and not at the appliance end of the hose. Liquefied petroleum gas storage containers do not require lightning protection. Systems utilizing containers having a water capacity greater than 2 pounds (nominal 1 pound LP-Gas capacity) shall be equipped with excess flow valves. input to the burner, and the maximum vaporizing capacity in gallons per hour. No drains or blowoff lines shall be directed into or in proximity to sewer systems used for other purposes. The cylinder size is not restricted. For installation above ground all other requirements for aboveground installations shall apply. Except as provided in (c) of this subdivision, the following minimum distances shall be maintained between direct fired vaporizers and the nearest important building or group of buildings: To find out when a cylinder will expire, look on the tank collar for the manufacturer's date and add 10 years. Electrical equipment and other sources of ignition. Piping - including pipe, tubing, and fittings. Do not store cylinders near doorways, stairways or exits. Do not smoke while handling or transporting cylinders. Each system for domestic or commercial use utilizing containers of 2,000 gallons or less water capacity, other than those constructed in accordance with 49 CFR part 178, shall consist of a container assembly and one or more regulators, and may include other parts. Do not roll, drag or drop the cylinder or allow it to bang against other objects. Containers buried underground shall be placed so that the top of the container is not less than 6 inches below grade. Fifty feet for vaporizers having a vaporizing capacity exceeding 100 gallons per hour. Shutoff valves shall not be installed between the safety relief devices and the container, or the equipment or piping to which the safety relief device is connected except that a shutoff valve may be used where the arrangement of this valve is such that full required capacity flow through the safety relief device is always afforded. View ourcommunications policy. This requirement does not apply to the domestic water heaters which may supply heat for a vaporizer in a domestic system. Containers constructed according to the 1949 and earlier editions of the ASME Code do not have to comply with paragraphs U-2 through U-10 and U-19 thereof. [39 FR 23502, June 27, 1974, as amended at 43 FR 49747, Oct. 24, 1978; 49 FR 5322, Feb. 10, 1984; 53 FR 12122, Apr. Notice: Due to the shipping delays our lead times are increased above normal. All manholes or housings shall be provided with ventilated louvers or their equivalent, the area of such openings equaling or exceeding the combined discharge areas of the safety relief valves and other vent lines which discharge their content into the manhole housing. Supply and Use of Propane. (1) No person shall knowingly supply propane to or use an appliance, a container, equipment, a propane vehicle, a work or any other thing employed in the handling or use of propane that does not comply with this Regulation or a predecessor of it as it read at the time of the installation. Container assemblies listed for interchangeable installation above ground or under ground shall conform to the requirements for aboveground installations with respect to safety relief capacity and filling density. at its maximum permitted filling density for aboveground containers and at 50 F. 31 drill size opening and provided that such venting and liquid transfer shall be located not less than 50 feet from the nearest important building. The fusible metal of the fuse plugs shall have a yield temperature of 208 F. Such manifolds shall be separated by at least 20 feet. Containers having a water capacity greater than 2 pounds (nominal 1 pound LP-Gas capacity) connected for use, shall stand on a firm and substantially level surface and, when necessary, shall be secured in an upright position. Do not let the cylinder get too hot. With the name of the manufacturer; rated BTU input to the burner; the area of the heat exchange surface in square feet; the outside surface of the vaporizer in square feet; and the maximum vaporizing capacity in gallons per hour. (Joint Industry/ TSSA Fuels Safety Program established limit regarding the quantity of propane that can be on a set to provide an effect. Store all cylinders that are not in use in an open-air storage unit or cage with a protective roof overhead, at least 20 feet from other buildings. Store cylinders with the relief valve in direct contact with the vapor space in the container. Gas Cylinder Cage 6 Propane Tanks 33lb Outdoor Horizontal Storage Cbh06202msaam Usasafety Com. Regulators, if used, shall be either directly connected to the container valves or to manifolds connected to the container values. only if the buildings or separate areas thereof. Since liquefied petroleum gas is contained in a closed system of piping and equipment, the system need not be electrically conductive or electrically bonded for protection against static electricity. It is attached to a lock mechanism and secured by a key. Reinstallation of containers. Hose and hose connections shall have their correctness as to design, construction and performance determined by listing by a nationally recognized testing laboratory. Answer (1 of 9): During filling operations? A plugged opening will not satisfy this requirement. Vapor piping with operating pressures not exceeding 125 p.s.i.g. Never attempt to disassemble or cut open a propane cylinder. Location of containers and regulating equipment. *This post was originally published in August 2014; last updated December 2022. Cylinders must not be left in a closed vehicle, especially during hot weather or if theres a chance of heat building up inside the vehicle. Due to the hazards propane tanks present, OSHA (Occupational Safety and Health Administration) has put forward a lengthy list of requirements for proper storage, handling, and transfer of propane and other Liquefied Petroleum gases. Locate storage away from high-traffic areas. Such structure or room shall be provided with adequate ventilation and shall have a roof or at least one exterior wall of lightweight construction. Fixed liquid-level gages used on containers other than DOT containers shall be stamped on the exterior of the gage with the letters "DT" followed by the vertical distance (expressed in inches and carried out to one decimal place) from the top of container to the end of the dip tube or to the centerline of the gage when it is located at the maximum permitted filling level. melting point) which will cause the internal valve to close automatically in case of fire. Propane cylinders should never be thrown in household garbage or recycling containers for roadside pick-up! 54 drill size opening, need not be equipped with excess flow valves. Each container safety relief valve used with systems covered by paragraphs (d), (e), (g), and (h) of this section, except as provided in paragraph (e)(3)(iii) of this section shall be plainly and permanently marked with the following: Container Type of the pressure vessel on which the valve is designed to be installed; the pressure in p.s.i.g. The foregoing provision shall not apply when LP-Gas containers of 125 gallons or less capacity are installed adjacent to Class III flammable liquid tanks of 275 gallons or less capacity. Other welding is permitted only on saddle plates, lugs, or brackets attached to the container by the tank manufacturer. However, if the facility has special buildings or rooms dedicated to propane storage, the amount of propane allowed is 10,000 pounds. which may be transferred into a container shall be in accordance with paragraphs (d)(2) and (e)(3) of this section. Whether it's to power a portable generator, or keep lawnmowers, forklifts and other heavy machines running. Labels may be on valves. Vaporizers shall be equipped with automatic safety devices to shut off the flow of gas to main burners if the pilot light should fail. At least Schedule 40 (ASTM A-53-69 Grade B Electric Resistance Welded and Electric Flash Welded Pipe or equal) shall be used if joints are welded, or welded and flanged. If a recirculation system discharges into the supply tank and contains a manual shutoff valve, an adequate secondary safety recirculation system shall be incorporated which shall have no means of rendering it inoperative. Oswald OnTrack, powered by Succeed Management Solutions, enables the oversight and management of multiple locations and departments, making it a perfect resource for the safety-conscious organization. Hose shall be designed for a working pressure of at least 250 p.s.i.g. The cage shall be a lockable, ventilated, metal locker or rack that prevents tampering and pilferage. The provisions of paragraph (b)(3)(i) of this section shall not be construed as prohibiting the continued use or reinstallation of containers constructed and maintained in accordance with the standard for the Storage and Handling of Liquefied Petroleum Gases NFPA No. Containers shall not be reinstalled unless they are requalified in accordance with DOT regulations. Ten feet for vaporizers having a capacity of 15 gallons per hour or less vaporizing capacity. They shall be equipped with valves having metallic handwheels, with excess flow valves, and with extra-heavy glass adequately protected with a metal housing applied by the gage manufacturer. Each storage container of over 2,000 gallons water capacity shall be provided with a suitable pressure gage. Blower and radiant type heaters shall not be directed toward any LP-Gas container within 20 feet. Please allow: 1-2 weeks for standard Aluminum products (Cages/Cabinets) LP-Gas fueled industrial trucks used in accordance with paragraph (e)(13) of this section. Empty propane cylinders must be treated the same as full ones for safe storage purposes. Refer to 1910.7 for definition of nationally recognized testing laboratory. Use a leak detector or soap (brush a 50% liquid dish soap and 50% water solution onto all hose connections and valves; bubbles indicate a leak). The installation of excess flow valves shall take into account the type of valve protection provided. 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