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Rhode Island Journeyman Plumber Exam Rev
Plumbing Code Regulation SBC- 3 - ANSWER - State of Rhode Island Plumbing Code is known as: 4' 6" Below Grade - ANSWER - Water Services Shall Be Installed Not Less Than: Insulated/Heated or Both - ANSWER - Piping installed in exterior walls or areas subject to freezing must: 36" Below Grade - ANSWER - Building Sewers connected to a public sewer shall have a minimum coverage of: Under a water heater 6 gallons or greater that is elevated - ANSWER - A safe waste pan shall be installed
2" deep with 2" clearance around heater - ANSWER - A safe waste pan shall be at least 10' undisturbed compacted earth - ANSWER - Water service piping and building drain/sewer shall be separated by: Water line is installed minimum 12" above sewer line at highest point - ANSWER - Water service separation distance is not required if: 50' - ANSWER - Distance for a septic tank/sewer to a private water supply(well) is: 6"below the roof with an approved fitting - ANSWER - Where frost closure is common an increase in vent size shall take place: "V" zone (subject to wave heights in excess of 3') - ANSWER - High Hazard flood zone is: 8.0% Lead - ANSWER - Lead free pipe and fittings contain less than:
15" - ANSWER - Water closets, bidets or lavatories shall have a clearance from center of fixture to wall of: 21" - ANSWER - The required clearance from front of fixture to a wall, door or other fixture is: 3" - ANSWER - Minimum size floor drains for public laundries or central washing facilities is: 1 1/2" - ANSWER - Shower waste outlets shall be minimum of: 3" - ANSWER - Minimum size removable strainer for shower compartments are: .25 inches - ANSWER - Minimum size floor drain strainer opening is: 4 pounds per square foot - ANSWER - Sheet lead shall not weigh less than:
12 ounces per square foot - ANSWER - Sheet copper shall not weigh less than: 67% - ANSWER - Urinals shall not be substituted for more than what percent of water closets? 120 degrees - ANSWER - Shower and Tub/Shower valves maximum hot water setting is: 140 degrees - ANSWER - Maximum water temperature of a tankless heater or domestic hot water heater is: 210 degrees 150 psi - ANSWER - Maximum setting of a temperature pressure and relief valve or a combination thereof is: 160 psi - ANSWER - Minimum working pressure of a domestic water service either outside or buried is: 100 psi @180 degrees - ANSWER - All hot water distribution piping and tubing shall have a minimum pressure rating of:
2" - ANSWER - Each fixture trap shall have a trap seal of not less than: 2 - ANSWER - Minimum number of roof drains in a building 10,000 square feet or less: 4 - ANSWER - Minimum number of roof drains in a building 10,000 square feet or more: 3/4" - ANSWER - Minimum size of water service pipe: Intergral - ANSWER - A clinical sink has the following trap type Vacuum Breakers - ANSWER - Flushometer valves and tanks shall have: 30 x 30 - ANSWER - Shower compartments shall not be less than
2 " - ANSWER - Commercial food waste grinder shall be connected to a minimum drain size of: 1.5" deep with a 3/4" drain - ANSWER - Water heater pan size and drain size is: 3" below the installation level - ANSWER - When rock is encountered in trenching rock will be removed to a minimum of: 4' - ANSWER - Hanger spacing for ABS pipe is: 10' head - ANSWER - Water testing of a drainage system requires a: 2.6 inches of rain per hour - ANSWER - Sizing of storm drains for Rhode Island is based on: 5 - ANSWER - The Board of Appeals consists of how many members?
There are 15 or less employees - ANSWER - Separate toilet facilities are not required when 1/4" - ANSWER - Minimum pitch for 2 1/2" piping and smaller is: 1 1/2" - ANSWER - Minimum size wet vent piping is: 1/2" OD - ANSWER - What is the minimum supply tube to a one- piece toilet? Conductor - ANSWER - What is the line in the building that carries water from the roof to the sewer called? 1 1/2" - ANSWER - What is the minimum size outlet for a shower in RI? 18" and 42" - ANSWER - What is the minimum and maximum length of a waste stack to a trap weir?
A pressure reducing backflow preventer - ANSWER - What must be installed before connecting and irrigation system to a potable water supply? Always follow the manufacturers instructions - ANSWER - Can combustible liquids that condense be allowed down the public sewer? It should be sized to the outlet of the food waste grinder - ANSWER - How should a grease trap be sized when hooking it up to a commercial food waste grinder? 4.5' underground - ANSWER - Water pipe should be buried ____________ feet underground. 10' and 2' - ANSWER - A vent which extrudes out the side of a building should be at least _______ and ______ away from doors and windows. 110 Degrees - ANSWER - In RI hot water is _________ degrees.
A branch vent - ANSWER - A vent, which connects several individual vents to a vent stack is called a _________________. 80 psi - ANSWER - At what pressure does RI require a PRV? True - ANSWER - It is required by the general contractor to have a clean restroom facilities on the job? Must hold 5 psi for 5 minutes - ANSWER - What are the requirements for an air test on a drainage system? 1 gallon - ANSWER - How many gallons does a urinal use during a flush cycle? Individually - ANSWER - A commercial food waste grinder should be trapped ___________________. 2" - ANSWER - A commercial food waste grinder should have a minimum outlet of _____________.
Air Break - ANSWER - What is required to be utilized in the waste of a clothes washer waste? Air Gap - ANSWER - Unobstructed vertical distance through the free atmosphere between the outlet of the waste pipe and the flood level rim of the receptacle into which the waste pipe is discharging. Well - ANSWER - Bored, Dug and Driven are examples of what? 24" and 30" - ANSWER - The vertical distance from the fixture outlet to the trap weir shall not exceed ________________ and the horizontal distance shall not exceed _______________ measured from the centerline of the fixture outlet to the centerline of the inlet of the trap. Half the square footage of the vertical wall - ANSWER - How much of a vertical wall should be added to the square footage calculation of a roof? 18" and 36" respectively - ANSWER - What is the clearance for rodding of a 6" pipe and an 8" pipe?
X=1/(.0408x.5625) X=1/.02295 X=43.57' - ANSWER - How many feet of 3/4 copper tubing does it take to hold 1 gallon of water? 2 - ANSWER - How many roof drains are required on a roof under 10,000 square feet? 4 - ANSWER - How many roof drains are required on a roof over 10,000 square feet? 4" - ANSWER - How many inches must the strainer of a roof drain extend above the roof? 36" below grade - ANSWER - A sewer must be buried a minimum of ____________ below grade. A Men's Room - ANSWER - A drinking fountain cannot be installed in a _____________.
6" - ANSWER - The critical level of an atmospheric vacuum breaker must be installed a minimum of __________ above the flood level rim of the fixture or device. 1 1/4" - ANSWER - The minimum size vent in RI is ____________. Yes, 6" above the highest fixture on that floor. - ANSWER - Can other fixtures vents be tied to a Clinical Service sink in a hospital? 2 1/2 x Diameter of drain size - ANSWER - Minimum distance for Air Gap? 24" - ANSWER - Maximum distance riser on drain to trap? No. Needs Approval from Inspector. - ANSWER - Is a Building Trap Legal to install? No - ANSWER - Can a Food Waste Grinder be connected to any other fixture?
1 - 1/4" - ANSWER - Phenuematic Vent size for Sewage Pumps 1/2 of Roof Area - ANSWER - How many feet does a roof ledge or vertical wall add to roof area 10 Feet - ANSWER - How far does sanitary vent have to be from property line 10' and 2' - ANSWER - Vent from window Can be How many feet from window horizontally and vertically 5PSI 15 Mins - ANSWER - Testing With Air atmospheric type vacuum breaker, a pressure type vacuum breaker or a reduced pressure principle back flow preventor. - ANSWER - What kind of backflow on irrigation setup Yearly - ANSWER - How many times to inspect back flows Install, Repairs, and Annually - ANSWER - Testing Back flows Should Happen When
1 - ANSWER - Drainage Fixture Unit on Lav 2 - ANSWER - Drainage Fixture Unit on Res. Washer Machine & Bathub 4 - ANSWER - Drainage Fixture Unit on Res. Toilet Thru Indirect Waste With air gap and have approval from authority - ANSWER - Swimming Pool Waste Shall Discharge no - ANSWER - Does Waste from emergency eye wash need a drain Pipe inside building that conveys storm water from roof to storm sewer or combined sewer - ANSWER - What is a Conductor An exterior Roof Drain - ANSWER - What is a Storm Leader
