Gravity Feed Prohibited. No tanks, drums or other containers holding flammable liquids within a building or discharging within a building, shall be provided with any faucet or other bottom-drawing device. Pipes shall not terminate at any point lower than the level of the source of supply. Nothing in this chapter shall be construed as prohibiting the storage or gravity flow or both storage and gravity flow of flammable liquids when such liquids are used in connection with oil-burning equipment installed in accordance with Title 14M, or in refineries, or in manufacturing and jobbing plants and in stores, plants, and establishments; provided, however, that tanks holding Class I flammable liquids shall be in a room constructed and arranged as provided by Section 15-24-410 for a special room for flammable liquids.
Fuel oil gravity feed tanks shall not exceed 550 gallons capacity. No gravity supply to a fuel oil-burning appliance shall exceed three psi. Any oil-fired appliance manufactured with a self-contained supply tank shall not be piped to any other source of supply.
(Prior code § 129.1-17; Amend Coun. J. 10-7-20, p. 21791, Art. VI, § 27)