203.0 204.0 Backflow means ______. running “uphill” the flow of water into the distributing pipes of a potable supply of water from any sources other than its intended source sewer water backing up into a basement during high runoff conditions hot water from a water tank heating up cold water lines The correct reference for the previous question is: 201.0 202.0 203.0 204.0 A battery of fixtures is ______. any group of two (2) or more similar, adjacent fixtures which discharge into a common horizontal waste or soil branch any group of three (3) or more similar, adjacent fixtures which discharge into a common horizontal waste or soil branch any group of four (4) or more similar, adjacent fixtures which discharge into a common horizontal waste or soil branch any group of five (5) or more similar, adjacent fixtures which discharge into a common horizontal waste or soil branch The correct reference for the previous question is: 201.0 202.0 203.0 204.0 An individual vent is installed to vent a fixture trap and ______. connects to the vent system above the fixture served or terminates in the open air connects to the vent system below the fixture served or terminates in the open air connects to the vent system at the same of the fixture served or terminates in the open air all of the answers provided The correct reference for the previous question is: 210.0 209.0 208.0 205.3 211.0 What is clear water waste? waste water from a drinking fountain sewer that is clear in color condensate from a boiler hot rinse water from a commercial dishwasher all of the answers provided The correct reference for the previous question is: 201.0 202.0 203.0 204.0 205.0 What is a conductor? a pipe on the outside of a building which conveys storm water from the roof to a storm water drain a pipe on the inside of a building which conveys storm water from the roof to a stormwater drain a pipe on the inside of a building which conveys waste water from the roof to a storm water drain a pipe on the outside of a building which conveys waste water from the roof to a storm water drain
a pipe on the inside of a building which conveys waste water from the roof to a waste water drain The correct reference for the previous question is: 201.0 202.0 203.0 204.0 205.0 A Durham system is ______. a design method for rainwater drains from buildings a waste system which uses threaded piping with recessed fittings a method of heat recovery for boiler blowdown not allowed by current code practice The correct reference for the previous question is: 202.0 206.0 204.0 205.0 203.0 An effective opening could best be described as ______. the minimum cross-sectional diameter of a circle of the water discharge the average diameter of a circle of the water discharge the maximum cross-sectional diameter of a circle of the water discharge 1.5 the minimum cross-sectional diameter of a circle of the water discharge The correct reference for the previous question is: 207.0 209.1 207.1 205.3 Flammable or fumes ______. occur when the flammable constituents in air exceed 10% of the LFL occur when the flammable constituents in air exceed 10% of the UFL occur when the flammable constituents in air exceed 25% of the LFL occur when the flammable constituents in air are equal to 100% of the LFL The correct reference for the previous question is: 207.0 209.1 208.0 205.3 A grade is ______. the slope of a pipe in reference to a horizontal line the fall of a pipe in reference to a horizontal line measured in a fraction of an inch per foot measured in a percentage of per foot all of the answers provided The correct reference for the previous question is: 207.0 209.0 208.0 205.3 215.0 Quiz 2 A horizontal pipe must be installed at an angle less than ______ degrees from the horizontal. 12-1/2 22-1/2 33-1/3 45 66-2/3 The correct reference for the previous question is: 210.0 209.0 208.0 205.3 215.0 of the following conditions does the term “insanitary” NOT apply to? A trap that does not maintain its seal. An opening in a drainage system that is not provided with an approved trap. sealed
A plumbing fixture that is not supplied with sufficient to flush and maintain the fixture. A defective fixture. None of the answers provided; all are insanitary conditions. The correct reference for the previous question is: 207.0 209.1 211.0 205.3 Invert means ______. the highest portion of the outside of a horizontal pipe the lowest portion of the outside of a horizontal pipe the average mean distance of the outside of a horizontal pipe the lowest portion of the inside of a horizontal pipe none of the answers provided The correct reference for the previous question is: 207.0 209.1 211.0 205.3 In plumbing terms, a leader means ______. the end of a sewer snake that is used to break up clogs in waste lines the main waste vent that fixture side vents connect the water supply line that enters the building the drain pipe for conveying storm water from a roof none of the answers provided The correct reference for the previous question is: 214.0 209.1 211.0 205.3 A macerating toilet system ______. connects to the toilet connects to other plumbing fixtures grinds and pumps the waste all of the answers provided except 1 all of the answers provided The correct reference for the previous question is: 214.0 209.1 211.0 215.0 An offset is ______. a pipe that is at 45 degrees from an other pipe a pipe that is at 90 degrees from another pipe a pipe that is out of line but parallel with another pipe a pipe that is out of line and not parallel with another pipe none of the answers provided The correct reference for the previous question is: 217.0 209.1 211.0 215.0 PEX is ______. Cross-linked polyethylene Plastic external Polyvinyl cross-linked material Poly-propylene cross-linked material None of the answers provided The correct reference for the previous question is: 216.0 218.0 211.0 215.0 A riser is ______.
Sheet metal restaurant sinks shall be a minimum thickness of ______. 12 U.S. gauge 14 U.S. gauge 16 U.S. gauge 20 U.S. gauge 24 U.S. gauge The correct reference for the previous question is: 406.1 406.2 406.3 406.4 A shower is to have a minimum interior area of at least ______ sq. inches. 800 1200 1444 1556 none of the answers provided The correct reference for the previous question is: 408.6 409.5 410.6 411.7 The location of the shower valves and heads shall be on the sidewall or otherwise arranged so that the showerhead ______. can be adjusted prior to stepping into the shower spray does not discharge at the entrance to the compartment both of the answers provided neither of the answers provided The correct reference for the previous question is: 408.9 409.5 410.6 411.10 The maximum temperature of hot water discharging into the bathtub filler shall be ______. 110°F 115°F 120°F 125°F 140°F The correct reference for the previous question is: 409.2 409.3 409.4 409.5 Whirlpool pump access located in the crawl space shall be located no more than ______ from an access trap door. 5 feet 10 feet 15 feet 20 feet 25 feet The correct reference for the previous question is: 409.3 409.4 409.5 409.6 When accessing the circulation pump trap, where is it going to be located? Below the crown weir. Above the crown weir. Next to the crown weir. It is located in a different room. The correct reference for the previous question is: 409.3 409.4 409.5 409.6 The water supply to the bidet shall be protected by ______. an air flow an air gap a flushometer a water valve The correct reference for the previous question is: 410.0 410.1
either of the answers provided neither of the answers provided The correct reference for the previous question is: 601.2 602.1 603.3 604.5 The potable water systems shall be marked with ______. a green background and white lettering a yellow background and black lettering a purple background and black lettering an orange background and lettering a light blue background and black lettering The correct reference for the previous question is: 600.0 601.2.1 601.3.1 602.4.1 The non-potable systems shall be marked with ______. a green background and white lettering a yellow background and black lettering a purple background and black lettering an orange background and lettering a light blue background and black lettering The correct reference for the previous question is: 600.0 601.2.1 601.3.2 602.4.1 The reclaimed water systems shall be marked with ______. a green background and white lettering a yellow background and black lettering a purple background and lettering an orange background and white lettering a light blue background and black lettering The correct reference for the previous question is: 600.0 601.2.2 601.3.3 602.4.2 The minimum air gap for a water distribution system with an effective opening not greater than 1 inch in diameter, when affected by sidewalls, is ______. 1 inch 1-1/2 inch 2 inches 2-1/4 inches 3 inches The correct reference for the previous question is: 601.2.2 Table 603.2 Table 603.3.1 Table 604.1 Water supply inlets to sumps shall be protected by an air. True False The correct reference for the previous question is: 603.5.3 603.5.4 603.5.5 603.5.6 A heat exchanger on a solar water heater using glycol shall be ______. single-walled double-walled triple-walled not addressed in the code The correct reference for the previous question is: 603.1 603.2 603.3 603.5.4 The minimum weight of copper tubing for water lines below ground is ______. Type K Type L Type M Schedule 40 Schedule 80 The correct reference for the previous question is: 603.1 604.2
604.3 604.6 A control shall be installed immediately ahead of each water-supplied appliance. True False The correct reference for the previous question is: 603.1 604.2 604.3 606.5 Where local static water pressure is above ______, then a pressure regulator shall be installed. 50 psi 60 psi 70 psi 80 psi 100 psi The correct reference for the previous question is: 608.1 608.2 608.3 608.4 608.7 Pressure relief valves shall not be set above ______. 150 psi 160 psi 170 psi 180 psi 200 psi The correct reference for the previous question is: 608.1 608.2 608.3 608.4 608.7 A water pipe may be laid in the same trench with a clay sewer line if ______. the water pipe is 1” galvanized steel the clay sewer line is 3” the water line is at least 12” above the top of the sewer line and placed on a solid shelf excavated 12” horizontally from the sewer line no special precautions are needed never allowed The correct reference for the previous question is: 608.2 609.2 609.6 609.10 Unions should be installed in the water supply piping within ______ of equipment which may require removal or replacement. 6 inches 12 inches 16 inches 24 inches 36 inches The correct reference for the previous question is: 608.2 609.5 609.6 609.10 Which of the following is NOT used in sizing water supply systems? Number of equivalent fixture Maximum pressure available. Difference in elevation between the meter and the highest outlet. Length of supply pipe from the meter to the most remote outlet. The correct reference for the previous question is: 610.2 610.5 610.7 610.8 610.12