Plumbing Code Review

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" Building sewers shall be tested by completely filling the sewer with water from the ______________." A lowest to the highest point. B lowest to at least a 5-foot head. C lowest to at least a 10-foot ... head. D lowest to at least ground level - ANSWER Correct Answer is: "A" UPC 7 2 3.0 "Except for plastic piping systems, hot and cold water piping may be tested with________________." "A" 40 pounds per square inch of air or 150 pounds per square inch of water for 10 minutes "B" 35 pounds per square inch of air for at least 15 minutes. "C" 50 psi air or the working pressure of the water in the system for at least 15 minutes. D 100 psi air for at least 10 minutes" - ANSWER Correct Answer is: "C" 6 0 9.4 "The required clearance in front of a 2-inch cleanout is ________ inches." A. 8. B 12. C. 18 D. 24 - ANSWER Correct Answer is: "B" 7 0 7.9 "A stack, as defined in the code, is_____________________________________. (A) the main vent(B) any vertical vent (C) the vertical main of soil, waste, or vent piping that extends one or more stories (D) the horizontal main of soil, waste, or vent stack - ANSWER Correct Answer is: "C" 2 2 1.0 "Under no circumstances may gas appliance pressure regulators be vented _____________________. " A. to the atmosphere.B. to the combustion chamber near the pilot. C. to the gas utilization equipment flue or exhaust system. D. using black iron pipe. - ANSWER Correct Answer is: "C" 5 0 8.23.4 "Aboveground schedule 40 PVC and ABS DWV plastic piping installed horizontally shall be supported at intervals of not to exceed_______ feet." A. 4 B.6. C. 10 D.12 - ANSWER Correct Answer is: "A" Table 3-2 "When sizing a copper fuel-gas piping system that has an inlet pressure of less than 2 psi with a pressure drop of 0.3 inch w.c., the maximum cubic feet per hour of gas flow allowed through a 5/8-inch O.D. ACR tube 75 feet in developed length is_______. A-13 B-27 C-48 D-68 - ANSWER Correct Answer is: "B" Table 12-12 "A Type B-W gas vent shall terminate at least__________ feet in vertical height above the bottom of the wall furnace."A. 4 B. 5 C. 10 D. 12 - ANSWER Correct Answer is: D 510.6.2.2 "The maximum horizontal distance of a trap arm is measured from the inner edge of the vent to the _________." A. weir of the trap. B dip. C inlet. D. outlet - ANSWER Correct Answer is: A. UPC section;1002.2 "The maximum number of lavatories on a 2-1/2 inch horizontal waste line is__________________. (A) 8 (C) 16 (B) 14 (D) 24" - ANSWER B Table 7-3 & 7-5 " Sleeves shall be provided to protect all piping through________and ____________walls. (A) floors, concrete (C) wood, concrete (B) concrete, masonry (D) none of the above" - ANSWER B 313.10.1 "PEX piping installed horizontally must be supported every _________ inches. (A) 24 (C) 36 (B) 32 (D) 48" - ANSWER B Table 3-2 "The minimum common horizontal waste pipe serving a bathtub, a lavatory, and a kitchen sink shall be at least _____ inches.(A) 1 1/2 (C) 2 1/2 (B) 2 (D) 3" - ANSWER B Table 7-3 & 7-5 "The required clearance in front of a 3-inch cleanout is ________ inches. (A) 6 (C) 18 (B) 12 (D) 24" - ANSWER C 707.9 "A refrigerator used to store food and that requires drainage shall be drained by means of___________. (A) an indirect waste pipe (C) both A and B (B) a direct connection (D) no drain required" - ANSWER A 801.2 "Sheet metal, constituting a part of any vent connector, shall be at least ________ inches. (A) 0.0304 (C) 0.0500 (B) 0.0450 (D) 0.0505" - ANSWER A 510.7.1 "One material not approved for the installation of an external trap for a urinal is _________________. (A) cast iron (C) drawn-brass tubing traps (B) cast brass (D) ABS" - ANSWER C 1003.1, Ex. "Hub and spigot cast-iron piping in 10-foot lengths, installed horizontally, shall be supported at intervals of not more than _____ feet.(A) 5 (C) 12 (B) 10 (D) 15 - ANSWER B Table 3-2 "A drain connecting the compartments of a set of fixtures to its trap is called a (an)________________. (A) continuous waste (C) indirect waste (B) combination waste and vent (D) special waste" - ANSWER A 205.0 "A device to prevent backflow into the potable water system is called a ________________________. (A) backflow connection (C) back-siphonage (B) backflow preventer (D) siphon leg" - ANSWER B 204.0 "Copper tube and fittings used for drainage and vent piping installed aboveground shall be at least_____________________________. (A) Type L (C) Type M (B) Type K (D) Type DWV - ANSWER D 701.1.4 "A _____________________ may be installed with indirect waste."(A) water closet (C) lavatory (B) domestic kitchen sink (D) drinking fountain - ANSWER D 809.0 "Vitrified clay building sewer pipe and fittings are_________________. (A) approved for use at least 12 inches below ground (B) approved for use inside of buildings and aboveground(C) unrestricted in use for drain lines(D) unrestricted in use for vent lines - ANSWER A 701.1.3 "Cast-iron soil pipe shall not be _________________________. (A) used for drain lines (B) used belowground(C) painted(D) threaded - ANSWER D 311.2 "All trenches deeper than the footing of any building or structure and paralleling the same must be at least ___________.(A) 45 degrees therefrom (C) 2 feet wide (B) 4 feet therefrom (D) 2 feet deep - ANSWER A 315.1 "Sewer or other drainage piping that shall not be installed under or within 2 feet of any building or structure is ______________.(A) asbestos cement (C) ABS (B) cast iron (D) copper - ANSWER A 313.3,Table 7-1 "Cast-iron soil pipe stacks shall be supported at___________________. (A) their base and each floor (C) intervals of 10 feet (B) every other story (D) intervals of 5 feet - ANSWER A Table 3-2 "Water service pipes, or any underground water pipes, shall not be run or laid in the same trench with_________________ unless specific conditions are met."(A) asbestos cement building sewer piping (C) piping for a lawn sprinkler(B) cast-iron building sewer piping (D) any other water pipe. - ANSWER "A" 609.2 & 720.0,Table 7-1 "Notification for inspection of work authorized by the permit shall be made____________________. (A) on the morning of the day inspection is requested (B) 24 hours before the work is to be inspected(C) orally to the inspector (D) in writing to the owner - ANSWER B 103.5.4.1 "Except for plastic piping, the use of a 50 psi air test in lieu of the working pressure water test is allowed by code for _______________________.(A) drain piping (C) water piping (B) sewer piping (D) gas piping" - ANSWER C 609.4 "The minimum size waste pipe for a domestic kitchen sink is _______ inches. (A) 1 1/2 (C) 2 1/2 (B) 2 (D) 3" - ANSWER B Table 7-3, footnote 2 "The minimum size trap and trap arm for a kitchen sink is ________ inches. (A) 1 1/2 (C) 2 1/2 (B) 2 (D) 3" - ANSWER A Table 7-3 "Horizontal drainage lines connecting with other horizontal drainage lines shall enter through_________. (A) 45-degree Y branches (C) tapped tee branches (B) sanitary tee branches (D) a side inlet quarter bend - ANSWER A 706.3 "In each run of horizontal drain piping, the distance between cleanouts shall not exceed____________. (A) 50 feet (C) 100 feet (B) 75 feet (D) 300 feet - ANSWER C 707.4 "Three-inch horizontal drainage piping shall be run in practical alignment and at a uniform slope of not less than ______ inch per foot.(A) 1/16 (C) 1/4 (B) 1/8 (D) 1/2 - ANSWER C 708.0 "Where a fixture is installed on a floor level below the elevation of the next upstream manhole, the fixtures shall be protected from backflow of sewage by installing _______________.(A) an inverted wye (C) a backwater valve (B) a gate valve (D) a globe valve - ANSWER C 710.1 "An ejector discharge line shall be provided with a _______________________. (A) [Show More]

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