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Rhode Island Journeyman Plumber Rev Exam
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Updated 2025
Plumbing Code Regulation SBC- 3 - ✔✔State of Rhode Island Plumbing Code is known as: 4' 6" Below Grade - ✔✔Water Services Shall Be Installed Not Less Than: Insulated/Heated or Both - ✔✔Piping installed in exterior walls or areas subject to freezing must: 36" Below Grade - ✔✔Building Sewers connected to a public sewer shall have a minimum coverage of: Under a water heater 6 gallons or greater that is elevated - ✔✔A safe waste pan shall be installed 2" deep with 2" clearance around heater - ✔✔A safe waste pan shall be at least 10' undisturbed compacted earth - ✔✔Water service piping and building drain/sewer shall be separated by: Water line is installed minimum 12" above sewer line at highest point - ✔✔Water service separation distance is not required if: 50' - ✔✔Distance for a septic tank/sewer to a private water supply(well) is:
6"below the roof with an approved fitting - ✔✔Where frost closure is common an increase in vent size shall take place: "V" zone (subject to wave heights in excess of 3') - ✔✔High Hazard flood zone is: 8.0% Lead - ✔✔Lead free pipe and fittings contain less than: 110 degrees - ✔✔Hot water is water at temperature greater than or equal to: 0.2% Lead - ✔✔Lead free solder and flux contain no more than 0.5 inches - ✔✔Strainer plates on drain lines for rodent proofing must have openings: Two pipe size greater than the pipe passing through it - ✔✔Sleeves for pipes passing through foundation walls or under footings shall be: 500' - ✔✔Travel distance to toilet facilities in merchantile/occupancies are: 300' - ✔✔Travel distance to toilet facilities in covered malls are: 15" - ✔✔Water closets, bidets or lavatories shall have a clearance from center of fixture to wall of:
160 psi - ✔✔Minimum working pressure of a domestic water service either outside or buried is: 100 psi @180 degrees - ✔✔All hot water distribution piping and tubing shall have a minimum pressure rating of: 50 parts per million of chlorine for 24 hours - ✔✔Disinfection of the potable water system uses: Air gap or air gap device - ✔✔The discharge from a reverse osmosis system enters the drainage system through: Side by side in the same trench - ✔✔Sanitary sewer and storm drains for the same property can be installed: Not less than 1" - ✔✔Molten lead should be poured in one operation to a depth of: 0.125 inches - ✔✔A lead pour when caulked shall not recede 100 Feet - ✔✔Cleanouts for horizontal drains and building sewers 6" and smaller shall be located every: 400' - ✔✔Building sewers 8" and larger manholes must be installed every: 2" - ✔✔Each fixture trap shall have a trap seal of not less than:
2 - ✔✔Minimum number of roof drains in a building 10,000 square feet or less: 4 - ✔✔Minimum number of roof drains in a building 10,000 square feet or more: 3/4" - ✔✔Minimum size of water service pipe: Intergral - ✔✔A clinical sink has the following trap type Vacuum Breakers - ✔✔Flushometer valves and tanks shall have: 30 x 30 - ✔✔Shower compartments shall not be less than 2 " - ✔✔Commercial food waste grinder shall be connected to a minimum drain size of: 1.5" deep with a 3/4" drain - ✔✔Water heater pan size and drain size is: 3" below the installation level - ✔✔When rock is encountered in trenching rock will be removed to a minimum of: 4' - ✔✔Hanger spacing for ABS pipe is: 10' head - ✔✔Water testing of a drainage system requires a:
1 1/2" - ✔✔Minimum size wet vent piping is: 1/2" OD - ✔✔What is the minimum supply tube to a one-piece toilet? Conductor - ✔✔What is the line in the building that carries water from the roof to the sewer called? 1 1/2" - ✔✔What is the minimum size outlet for a shower in RI? 18" and 42" - ✔✔What is the minimum and maximum length of a waste stack to a trap weir? A pressure reducing backflow preventer - ✔✔What must be installed before connecting and irrigation system to a potable water supply? Always follow the manufacturers instructions - ✔✔Can combustible liquids that condense be allowed down the public sewer? It should be sized to the outlet of the food waste grinder - ✔✔How should a grease trap be sized when hooking it up to a commercial food waste grinder? 4.5' underground - ✔✔Water pipe should be buried feet underground. 10' and 2' - ✔✔A vent which extrudes out the side of a building should be at least and away from doors and windows.
110 Degrees - ✔✔In RI hot water is degrees. 21" - ✔✔There should be a clearance of inches in front of a water closet. Length - ✔✔A vent size should be determined by its? Prohibited - ✔✔A vent from a bed-pan washer is from being connected to a local vent. False - ✔✔A backwater valve can be buried? In the vicinity of quick-closing valves - ✔✔A water hammer arrestor should be used when? Accessible - ✔✔The slip joints on a tub waste should be during a test. 5 Feet - ✔✔Copper tubing 1 1/4" in diameter and above should be supported every feet. A branch vent - ✔✔A vent, which connects several individual vents to a vent stack is called a . 80 psi - ✔✔At what pressure does RI require a PRV? True - ✔✔It is required by the general contractor to have a clean restroom facilities on the job?
18" and 36" respectively - ✔✔What is the clearance for rodding of a 6" pipe and an 8" pipe? Above - ✔✔A vent must connect the centerline of a waste line. A vent connecting one or more individual vents with a vent stack or stack vent. - ✔✔What is a branch vent? .434 * 82 = 35.59 psi - ✔✔What is the pressure in pounds at the base of a stack 82' high? 24" * 24" * .0034 * 60 = 117.5 - ✔✔How many gallons of water are in a tank that is 24" round and 60" high? 6" and 12" - ✔✔backfilling, loose earth free from rocks, broken concrete and frozen chunks shall be placed in the trench in layers and tamped in place until the crown of the pipe is covered by of tamped earth. 3" - ✔✔Where rock is encountered in trenching, the rock shall be removed to a minimum of below the installation level of the bottom of the pipe. X=1/(.0408x.5625) X=1/.02295 X=43.57' - ✔✔How many feet of 3/4 copper tubing does it take to hold 1 gallon of water? 2 - ✔✔How many roof drains are required on a roof under 10,000 square feet?
4 - ✔✔How many roof drains are required on a roof over 10,000 square feet? 4" - ✔✔How many inches must the strainer of a roof drain extend above the roof? 36" below grade - ✔✔A sewer must be buried a minimum of below grade. A Men's Room - ✔✔A drinking fountain cannot be installed in a. 6" - ✔✔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" - ✔✔The minimum size vent in RI is. Yes, 6" above the highest fixture on that floor. - ✔✔Can other fixtures vents be tied to a Clinical Service sink in a hospital? 2 1/2 x Diameter of drain size - ✔✔Minimum distance for Air Gap? 24" - ✔✔Maximum distance riser on drain to trap? No. Needs Approval from Inspector. - ✔✔Is a Building Trap Legal to install? No - ✔✔Can a Food Waste Grinder be connected to any other fixture?
5PSI 15 Mins - ✔✔Testing With Air atmospheric type vacuum breaker, a pressure type vacuum breaker or a reduced pressure principle back flow preventor. - ✔✔What kind of backflow on irrigation setup Yearly - ✔✔How many times to inspect back flows Install, Repairs, and Annually - ✔✔Testing Back flows Should Happen When 1 - ✔✔Drainage Fixture Unit on Lav 2 - ✔✔Drainage Fixture Unit on Res. Washer Machine & Bathub 4 - ✔✔Drainage Fixture Unit on Res. Toilet Thru Indirect Waste With air gap and have approval from authority - ✔✔Swimming Pool Waste Shall Discharge no - ✔✔Does Waste from emergency eye wash need a drain Pipe inside building that conveys storm water from roof to storm sewer or combined sewer - ✔✔What is a Conductor
An exterior Roof Drain - ✔✔What is a Storm Leader Shall discharge by air gap - ✔✔What kind of Discharge does a reverse osmosis need Indirectly Wasted With Air Gap - ✔✔How is an Ice Machine Drained? After 1 Employee - ✔✔When do you need Workers Compensation? OSHA cards are required in RI if you are working on State and Municipal projects. - ✔✔When are OSHA Cards Required? Siphonage - ✔✔You Vent a sink to prevent what? $1,000 - ✔✔You need to pay the prevailing wage on state jobs when you are over what Amount? 230 Gallons - ✔✔4" Pipe 150 Feet Long, How many Gallons? 10 - ✔✔A master plumber employs 3 master plumbers, and 6 journeyman. How many apprentices can he have. 2.2GPM - ✔✔Maximum flow rate at a 60PSI Lavatory
