UL 80:2009 pdf download.Steel Tanks for Oil-Burner Fuels and Other Combustible Liquids.
3.22 TANK ACCESSORY — Optional devices or components of an aboveground tank intended to provide a specific function, such as venting, heating, load beanng. or special containment, Tank accessories are either integrally connected or field assembled to the tank and may be emergency vents. hot wells, lift lugs. spill containers cx other types.
3.23 TANK ORIENTATIONS — General description of the position of an aboveground tank, Horizontal tanks typically are longer and wider than high. Vertical tanks typecally are higher than wide,
3.24 TANK SHAPES - General descriphon of the geometry of an aboveground tank. Cylindrical tanks are tubes formed with rolled shells and equivalent circular heads. Rectangular tanks are boxes formed with flat rght angled sides. Obround tanks are cylindrical tanks with flat portions of the shell and head on 2 opposing sides.
3.25 TANK SUPPORT — Optional structural members of an aboveground tank intended to bear the weight of, raise above grade and/or stabilize the tank and its contents. Tank supports are integrally connected to the tank by welds, bolts, or threaded pipe, and may be saddle, leg, flat, skid, or other types.
3.26 USED OILS — General description of oils such as those drained from motor vehicles or cooking appliances after use that do not contain water, gas or other contaminants that change Ihe oil Class or may adversely affect the storage tank,
3.27 VENT OPENING — A storage tank top opening that is intended to provide both normal venting (equalizing pressure from fill, withdraw or atmospheric changes typecally up to 1.0 psbg) and emergency venting (relief of excessive pressure from external fire exposure typically not to exceed 2.5 psig).
3.28 WASTE OIL — General description of oils such as those drained from motor vehicles or cooking appliances after use that contain some amounts of water, gasoline, diesel, or other contaminants that change the oil Class or may adversely affect the storage tank.
4 Units of Measurement
4.1 Values stated without parentheses are the requirement. Values in parentheses are explanatory or approximate information.
3.23 TANK ORIENTATIONS — General description of the position of an aboveground tank, Horizontal tanks typically are longer and wider than high. Vertical tanks typecally are higher than wide,
3.24 TANK SHAPES - General descriphon of the geometry of an aboveground tank. Cylindrical tanks are tubes formed with rolled shells and equivalent circular heads. Rectangular tanks are boxes formed with flat rght angled sides. Obround tanks are cylindrical tanks with flat portions of the shell and head on 2 opposing sides.
3.25 TANK SUPPORT — Optional structural members of an aboveground tank intended to bear the weight of, raise above grade and/or stabilize the tank and its contents. Tank supports are integrally connected to the tank by welds, bolts, or threaded pipe, and may be saddle, leg, flat, skid, or other types.
3.26 USED OILS — General description of oils such as those drained from motor vehicles or cooking appliances after use that do not contain water, gas or other contaminants that change Ihe oil Class or may adversely affect the storage tank,
3.27 VENT OPENING — A storage tank top opening that is intended to provide both normal venting (equalizing pressure from fill, withdraw or atmospheric changes typecally up to 1.0 psbg) and emergency venting (relief of excessive pressure from external fire exposure typically not to exceed 2.5 psig).
3.28 WASTE OIL — General description of oils such as those drained from motor vehicles or cooking appliances after use that contain some amounts of water, gasoline, diesel, or other contaminants that change the oil Class or may adversely affect the storage tank.
4 Units of Measurement
4.1 Values stated without parentheses are the requirement. Values in parentheses are explanatory or approximate information.
