PLUMBING LEVEL 3 EXAM ACTUAL EXAM 60 QUESTIONS AND CORRECT DETAILED ANSWERS |ALREADY GRADED A

Terms in this set (127) A journeyman plumber and an apprentice, who are employed by a master plumber, are installing the DWV- system and water distribution system in a 2-½ story single family dwelling. QUESTION: What answer below shall be considered most correct to complete the following "Plumbing code knowledge" related statement: A trap that serves a single shower stall that is equipped with a hand shower, a rain head, and a standard shower head shall be no less than ________ in minimum diameter A) 1-½" B) 2" C) 2-½" D) 3" 2 inches 12/15/24, 11:39 AM PLUMBING LEVEL 3 EXAM ACTUAL EXAM 60 QUESTIONS AND CORRECT DETAILED ANSWERS |ALREADY G… A journeyman plumber and apprentice are installing 3-inch floor drains in an open- parking-garage that is subject to freezing temperatures. QUESTION: What answer below shall be considered most correct to complete the following "Plumbing code knowledge" related statement: The installation of traps at the floor drain locations which are found susceptible to freezing temperatures may be __________. A)Increased to 4-inch B) Eliminated C) Wrapped with freeze protection cable D) Insulated eliminated 12/15/24, 11:39 AM PLUMBING LEVEL 3 EXAM ACTUAL EXAM 60 QUESTIONS AND CORRECT DETAILED ANSWERS |ALREADY G… A journeyman plumber and apprentice are installing lab sinks with faucets that are connected to an acid waste system for- (special hazardous waste) in a medical lab. What answer below shall be considered most correct to complete the following "Plumbing code knowledge" related statement: Vacuum breakers shall be installed with the critical level at least _____-inches above the flood level rim of the fixture they serve and on the discharge side of the last control valve to the fixture. A) 12 B) 6 C) 18 D) 3 6 inches 12/15/24, 11:39 AM PLUMBING LEVEL 3 EXAM ACTUAL EXAM 60 QUESTIONS AND CORRECT DETAILED ANSWERS |ALREADY G… What answer below shall be considered most correct to complete the following "Plumbing code knowledge" related statement: No plumbing permit shall be issued for cross connection installations that require ______________ until the application for a permit is accompanied by a letter of approval from the Massachusetts Department of Environmental Protection or its designee. A) RPBP B) A "critical level" height C) Atmospheric vacuum breakers D) Water recycling systems reduced pressure backflow preventer (RPBP) 12/15/24, 11:39 AM PLUMBING LEVEL 3 EXAM ACTUAL EXAM 60 QUESTIONS AND CORRECT DETAILED ANSWERS |ALREADY G… : What answer below shall be considered most correct to complete the following "Plumbing code knowledge" related statement: The waste discharge from safe waste pans serving water heaters or hot water storage tanks where there is _______ below and shall be piped indirectly to a properly trapped and vented fixture. A) People B) Occupancy C) Floors D) Plumbing connections occupancy 12/15/24, 11:39 AM PLUMBING LEVEL 3 EXAM ACTUAL EXAM 60 QUESTIONS AND CORRECT DETAILED ANSWERS |ALREADY G… GIVEN: A journeyman plumber and an apprentice, (who are employed by a master plumber), are installing the sanitary DWV and water distribution system in a five-story residential condominium complex. QUESTION: What answer below shall be considered most correct to complete the following "Plumbing code knowledge" related statement: CPVC- (Chlorinated Polyvinyl Chloride) pipe and fittings may be used provided that none of this material is located within ____-inches of any connection to a hot water tank as defined in MGL. c. 142, § 17 A) 12 B) 18 C) 20 D) 24 E) 30 24 inches 12/15/24, 11:39 AM PLUMBING LEVEL 3 EXAM ACTUAL EXAM 60 QUESTIONS AND CORRECT DETAILED ANSWERS |ALREADY G… : A journeyman plumber and apprentice are roughing-in multiple fixtures in a new fitness center. The facility will include a juice bar, temporary daycare room, men's and women's toilet facilities and men's and women's locker rooms. QUESTION: What answer below shall be considered most correct to complete the following "Plumbing code knowledge" related statement: A ________-vent is a branch vent that serves two or more floor-outlet fixtures that are battery wasted. The vent extends from the top of the horizontal soil and/or waste branch in front of the last fixture waste and connects to a vent stack or stack vent that is adjacent to the down-stream end of the horizontal branch. A) Side B) Loop C) Relief D) Circuit loop 12/15/24, 11:39 AM PLUMBING LEVEL 3 EXAM ACTUAL EXAM 60 QUESTIONS AND CORRECT DETAILED ANSWERS |ALREADY G… MATCH: Elevated pressure Flow designation Ten P.S.I.G. or less Less than 2-P.S.I A) 3 P.S.I.G. or ten times B) Inlet pressure C) E.H.D. D) Prof. Engineer elevated pressure- d flow designation-c Ten P.S.I.G. or less-a Less than 2-P.S.I-b N: A journeyman plumber is installing category-I gas appliances and equipment in the basement of a building. A 120,000 BTU/hr. boiler and 40,000 BTU/hr. water heater are being installed. QUESTION: What answer below shall be considered most correct to complete the following "Gas code knowledge" related statement: The boiler requires a minimum of _____-cu. ft. of air to support proper combustion A) 2,400 cu. ft. B) 120 sq. in. C) 3,200 sq. ft. D) 800 cu. ft. 2,400 cu. ft. 120,000/50 12/15/24, 11:39 AM PLUMBING LEVEL 3 EXAM ACTUAL EXAM 60 QUESTIONS AND CORRECT DETAILED ANSWERS |ALREADY G… ) QUESTION: What answer below shall be considered most correct to complete the following "Gas code knowledge" related statement: The code would require the gas vent penetrating the roof in-[FIGURE-TP-B- Q1-1A: GAS VENT SIZING] as identified at point-[A] to be not less than ______ above any portion of a building within 10-feet horizontally. A) 24" B) 3-feet C) 30- inches D) Forty-two- inches 24