PROPANE FINAL PRACTICE QUESTIONS WITH COMPLETE SOLUTIONS

Cylinders stored within a residential building, including the basement or any storage area in a common basement of a multiple -family building and attached or detached garages, shall be limited to cylinders each with a maximum water capacity of _______ and shall NOT exceed 5.4 lb aggregate water capacity per each living space unit. ANSWER - 2.7 lbs All new Class I permit holders must provide bulk storage capacity of NOT less than an aggregate of ___________ water gallons. ANSWER - 18,000 LP-gas containers shall be located __________ unless specifically allowed to be inside. ANSWER - Outside buildings Effective January 1, 1993, a ________ shall be applied to all portable refillable LP -Gas cylinders of 100 lbs or less NOT filled on site. ANSWER - Warning Label A Type B or Type L gas vent shall terminate at least _________ in vertical height above the highest connected appliance draft hood or flue collar. ANSWER - 5 feet All appliances using electrical controls shall have the controls connected into a ______ __. ANSWER - Permanently live circuit All LP gases shall be _______ prior to delivery with a warning agent down to a concentration in air of NOT over 1/5 the lower flammability limit. ANSWER - Odorized All metallic equipment and components that a re ______ shall be coated or protected and maintained to minimize corrosion. ANSWER - Buried or mounded The upper flammability limit of propane vapor is _____. ANSWER - 9.6 A sniff test is done to ______ when LP -gas is delivered to the bulk plant . ANSWER - Detect odorization A clearly identified and accessible switch or circuit breaker shall be installed at a location NOT less than _______ or more than 100 feet from the dispensing device to shut off power in the event of a fire, accident, or other emergency. ANSWER - 20 feet Where work is being performed on piping that contains gas, provisions for ___________ shall be made before alterations are made in a metallic piping system. ANSWER - Electrical continuity Air for cooling, heating , or ventilation distributed to habitable spaces is known as __________. ANSWER - Circulating air ASME code refers to the __________ of the American Society of Mechanical Engineers. ANSWER - Boiler and pressure vessel code A chimney for residenti al type or low heat appliances shall extend at least 2 feet higher than any portion of a building with a horizontal distance of __________. ANSWER - 10 feet The location where connections and disconnections are made or where LP -Gas vented to the atmos phere in the course of transfer operations is known as __________. ANSWER - Point of transfer Appliances or equipment that, because of their intended modes of use or operation, are capable of providing sufficient thermal energy to ignite flammable gas -air mixtures are known as _________. ANSWER - Sources of ignition Where ___________ are used, they shall NOT extend from room to room or pass through walls. ANSWER - Flexible connectors Illuminating appliances, clothes dryers, _________ and outdoor grills need not be equipped with sediment traps. ANSWER - Ranges ___________ must never be used for room heating. ANSWER - Ranges, hot plates, OR laundry stoves An approved manual shu toff shall be installed within ________ of the appliance it serves. ANSWER - 6 feet Generally, with aboveground containers ________ paint is preferred unless the system is installed in an extremely cold climate. ANSWER - Light reflecting Vents or vent connectors for gas -fired toilet installations that are capable of being contacted during casual use of the room in which the toilet is installed shall be ________ to prevent such contact. ANSWER - Protected or Shielded Ventilating hoods and exha ust systems shall be _______ installed in commercial applications and to vent industrial equipment. ANSWER - Permitted to vent gas appliances ASME containers 499 gallons w.c. and over that contain unodorized LP gas products shall be marked "NOT ODORIZ ED" in letters _________ in height with a contrasting background surrounded by a 1/2 inch rectangular border. ANSWER - 4 inches