IRC Plumbing Exam Quiz Prep With Answers

IRC Plumbing Exam Quiz Prep With Answers Storm drainage sump pumps shall be of a capacity and head appropriate to _______ use requirements. - ANS anticipated Electrical services within the scope of the IRC are limited to _____-volt, 0- to _____- ampere, single-phase systems. - ANS 120/240 & 400 Boiler pressure-relief valve discharge shall be pipes to drains by gravity to within _____ inches of the floor or to an open receptor. - ANS 18 Polyethylene tubing for hydronic piping systems shall be installed with _____ ______ joints. - ANS heat fusion The maximum amount of fuel oil stored above ground or inside a building shall be _____ gallons. - ANS 660 (The supply tank shall be supported on rigid noncombustible supports to prevent settling or shifting) Vent piping on oil tanks shall be not smaller than _____-inch pipe. - ANS 1 1/4 Oil tank vent piping shall terminate outside of building at a point not less than _____ feet, measured vertically or horizontally, from any building opening. - ANS 2 Components of a solar thermal energy system that might be subject to pressure drops below atmospheric pressure during operations shall be protected by a _____-_____ _____. - ANS vacuum-relief valve The minimum unobstructed total area of the outside and return air ducts or openings to a forced air warm-air FURNACE shall not be less than _____ square inches for each 1000 Btu/h output rating. - ANS 2 (This also applies to supply ducts.) Domestic clothes dryer transition ducts shall be metal and limited to a single length not to exceed _____ feet. - ANS 8 (Transition ducts shall not be concealed within construction.) What size are fuel-gas-fired domestic clothes dryer ducts? - ANS 4 inches The lowest portion of a gas floor furnace shall have not less than ______-inch clearance from grade level. - ANS 6 (Except where the lower 6-inch portion of the floor furnace is sealed by the manufacturer to prevent entrance of water, the minimum clearance shall be reduced to not less than 2 inches.) Vent connectors for draft-hood-equipped appliances shall not be _____ than the draft hood outlet diameter. - ANS smaller A Type B-W gas vent shall terminate at least _____ feet in vertical height above the bottom of the wall furnace. - ANS 12 A Type B or a Type L gas vent shall terminate at least _____ feet in vertical height above the highest connected APPLIANCE DRAFT HOOD or FLUE COLLAR. - ANS 5 Gas APPLIANCE shutoff valves shall be located in the same room as the APPLIANCE and not further than _____ feet from the APPLIANCE. - ANS 6 (Each appliance shall be provided with a shutoff valve separate from the appliance.) Fuel gas appliance connectors shall not exceed an overall length of _____ feet. - ANS 6 Gas vents over 12 inches in size shall terminate not less than _____ feet above the highest point where they pass through the roof. - ANS 2 (Amd at least 2 feet higher than any portion of a building within 10 feet) Underground fuel gas PIPING SYSTEMS shall be installed a minimum depth of _____ inches below grade. - ANS 12 (Except that individual lines to outside lights, grills or other appliances shall be installed a minimum of 8 inches below grade, provided it is not subject to physical damage.) Shield plates, when required to cover the area of concealed gas piping, shall be a minimum _____ gage. - ANS No. 16 Where gas piping is concealed and run within _____ inches from the framing member face to which the membranes will be attached it shall be protected by shield plates. - ANS 1 1/2 Fuel gas PIPING installed across roof surfaces shall be elevated not less than _____ inches above the roof surface. - ANS 3 1/2 BTU is the abbreviation for _____ _____ _____, which is the quantity of heat required to raise the temperature of 1 pound of water 1°F. - ANS British Thermal Unit