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Journeyman Plumber Exam Preview Questions with 100% Correct Answers., Exams of Engineering

Journeyman Plumber Exam Preview Questions with 100% Correct Answers. 6"below the roof with an approved fitting - Correct Ans: ✔✔Where frost closure is common an increase in vent size shall take place:

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2024/2025

Available from 01/08/2025

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Journeyman Plumber Exam Preview
Questions with 100% Correct Answers.
1. 6"below the roof with an approved fitting - Correct Ans:
✔✔Where frost closure is common an increase in vent size
shall take place:
2. "V" zone (subject to wave heights in excess of 3') - Correct Ans:
✔✔High Hazard flood zone is:
3. 8.0% Lead - Correct Ans: ✔✔Lead free pipe and fittings
contain less than:
4. 110 degrees - Correct Ans: ✔✔Hot water is water at
temperature greater than or equal to:
5. 0.2% Lead - Correct Ans: ✔✔Lead free solder and flux contain
no more than
6. 0.5 inches - Correct Ans: ✔✔Strainer plates on drain lines for
rodent proofing must have openings:
7. Two pipe size greater than the pipe passing through it - Correct
Ans: ✔✔Sleeves for pipes passing through foundation walls or
under footings shall be:
pf3
pf4
pf5
pf8
pf9
pfa
pfd
pfe
pff
pf12
pf13

Partial preview of the text

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Journeyman Plumber Exam Preview

Questions with 100% Correct Answers.

  1. 6"below the roof with an approved fitting - Correct Ans: ✔✔Where frost closure is common an increase in vent size shall take place:
  2. "V" zone (subject to wave heights in excess of 3') - Correct Ans: ✔✔High Hazard flood zone is:
  3. 8.0% Lead - Correct Ans: ✔✔Lead free pipe and fittings contain less than:
  4. 110 degrees - Correct Ans: ✔✔Hot water is water at temperature greater than or equal to:
  5. 0.2% Lead - Correct Ans: ✔✔Lead free solder and flux contain no more than
  6. 0.5 inches - Correct Ans: ✔✔Strainer plates on drain lines for rodent proofing must have openings:
  7. Two pipe size greater than the pipe passing through it - Correct Ans: ✔✔Sleeves for pipes passing through foundation walls or under footings shall be:
  1. 500' - Correct Ans: ✔✔Travel distance to toilet facilities in merchantile/occupancies are:
  2. 300' - Correct Ans: ✔✔Travel distance to toilet facilities in covered malls are:
  3. 15" - Correct Ans: ✔✔Water closets, bidets or lavatories shall have a clearance from center of fixture to wall of:
  4. 21" - Correct Ans: ✔✔The required clearance from front of fixture to a wall, door or other fixture is:
  5. 3" - Correct Ans: ✔✔Minimum size floor drains for public laundries or central washing facilities is:
  6. 1 1/2" - Correct Ans: ✔✔Shower waste outlets shall be minimum of:
  7. 3" - Correct Ans: ✔✔Minimum size removable strainer for shower compartments are:
  8. .25 inches - Correct Ans: ✔✔Minimum size floor drain strainer opening is:
  9. 4 pounds per square foot - Correct Ans: ✔✔Sheet lead shall not weigh less than:
  1. 50 parts per million of chlorine for 24 hours - Correct

Ans: ✔✔Disinfection of the potable water system uses:

  1. Air gap or air gap device - Correct Ans: ✔✔The discharge from a reverse osmosis system enters the drainage system through:
  2. Side by side in the same trench - Correct Ans:

✔✔Sanitary sewer and storm drains for the same property can be installed:

  1. Not less than 1" - Correct Ans: ✔✔Molten lead should be poured in one operation to a depth of:
  2. 0.125 inches - Correct Ans: ✔✔A lead pour when caulked shall not recede
  3. 100 Feet - Correct Ans: ✔✔Cleanouts for horizontal drains and building sewers 6" and smaller shall be located every:
  4. 400' - Correct Ans: ✔✔Building sewers 8" and larger manholes must be installed every:
  5. 2" - Correct Ans: ✔✔Each fixture trap shall have a trap seal of not less than:
  1. 2 - Correct Ans: ✔✔Minimum number of roof drains in a building 10,000 square feet or less:
  2. 4 - Correct Ans: ✔✔Minimum number of roof drains in a building 10,000 square feet or more:
  3. 3/4" - Correct Ans: ✔✔Minimum size of water service pipe:
  4. Intergral - Correct Ans: ✔✔A clinical sink has the following trap type
  5. Vacuum Breakers - Correct Ans: ✔✔Flushometer valves and tanks shall have:
  6. 30 x 30 - Correct Ans: ✔✔Shower compartments shall not be less than
  7. 2 " - Correct Ans: ✔✔Commercial food waste grinder shall be connected to a minimum drain size of:
  8. 1.5" deep with a 3/4" drain - Correct Ans: ✔✔Water heater pan size and drain size is:
  1. Air Break - Correct Ans: ✔✔Waste from an automatic clothes washer discharges through an
  2. Air Gap or Backflow Preventer - Correct Ans: ✔✔Water connection to a bidet protected by an
  3. Air Gap or Backflow Preventer - Correct Ans: ✔✔Water connection to a dishwasher is protected by an
  4. 4" - Correct Ans: ✔✔Roof drains shall have strainers extending above the roof a minimum of:
  5. There are 15 or less employees - Correct Ans:

✔✔Separate toilet facilities are not required when

  1. 1/4" - Correct Ans: ✔✔Minimum pitch for 2 1/2" piping and smaller is:
  2. 1 1/2" - Correct Ans: ✔✔Minimum size wet vent piping is:
  3. 1/2" OD - Correct Ans: ✔✔What is the minimum supply tube to a one-piece toilet?
  4. Conductor - Correct Ans: ✔✔What is the line in the building that carries water from the roof to the sewer called?
  1. 1 1/2" - Correct Ans: ✔✔What is the minimum size outlet for a shower in RI?
  2. 18" and 42" - Correct Ans: ✔✔What is the minimum and maximum length of a waste stack to a trap weir?
  3. A pressure reducing backflow preventer - Correct Ans:

✔✔What must be installed before connecting and irrigation system to a potable water supply?

  1. Always follow the manufacturers instructions - Correct

Ans: ✔✔Can combustible liquids that condense be allowed down the public sewer?

  1. It should be sized to the outlet of the food waste grinder -

Correct Ans: ✔✔How should a grease trap be sized when hooking it up to a commercial food waste grinder?

  1. 4.5' underground - Correct Ans: ✔✔Water pipe should be buried ____________ feet underground.
  2. 10' and 2' - Correct Ans: ✔✔A vent which extrudes out the side of a building should be at least _______ and ______ away from doors and windows.
  1. 80 psi - Correct Ans: ✔✔At what pressure does RI require a PRV?
  2. True - Correct Ans: ✔✔It is required by the general contractor to have a clean restroom facilities on the job?
  3. Must hold 5 psi for 5 minutes - Correct Ans: ✔✔What are the requirements for an air test on a drainage system?
  4. 1 gallon - Correct Ans: ✔✔How many gallons does a urinal use during a flush cycle?
  5. Individually - Correct Ans: ✔✔A commercial food waste grinder should be trapped ___________________.
  6. 2" - Correct Ans: ✔✔A commercial food waste grinder should have a minimum outlet of _____________.
  7. Air Break - Correct Ans: ✔✔What is required to be utilized in the waste of a clothes washer waste?
  8. Air Gap - Correct Ans: ✔✔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.
  1. Well - Correct Ans: ✔✔Bored, Dug and Driven are examples of what?
  2. 24" and 30" - Correct Ans: ✔✔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.
  3. Half the square footage of the vertical wall - Correct Ans:

✔✔How much of a vertical wall should be added to the square footage calculation of a roof?

  1. 18" and 36" respectively - Correct Ans: ✔✔What is the clearance for rodding of a 6" pipe and an 8" pipe?
  2. Above - Correct Ans: ✔✔A vent must connect _______________ the centerline of a waste line.
  3. A vent connecting one or more individual vents with a

vent stack or stack vent. - Correct Ans: ✔✔What is a branch vent?

  1. .434 * 82 = 35.59 psi - Correct Ans: ✔✔What is the pressure in pounds at the base of a stack 82' high?
  1. 36" below grade - Correct Ans: ✔✔A sewer must be buried a minimum of ____________ below grade.
  2. A Men's Room - Correct Ans: ✔✔A drinking fountain cannot be installed in a _____________.
  3. 6" - Correct Ans: ✔✔The critical level of an atmospheric vacuum breaker must be installed a minimum of __________ above the flood level rim of the fixture or device.
  4. 1 1/4" - Correct Ans: ✔✔The minimum size vent in RI is ____________.
  5. Yes, 6" above the highest fixture on that floor. - Correct

Ans: ✔✔Can other fixtures vents be tied to a Clinical Service sink in a hospital?

  1. 2 1/2 x Diameter of drain size - Correct Ans:

✔✔Minimum distance for Air Gap?

  1. 24" - Correct Ans: ✔✔Maximum distance riser on drain to trap?
  2. No. Needs Approval from Inspector. - Correct Ans: ✔✔Is a Building Trap Legal to install?
  1. No - Correct Ans: ✔✔Can a Food Waste Grinder be connected to any other fixture?
  2. No - Correct Ans: ✔✔Can storm drains be connected to sewer as 'storm sewer'?
  3. 144 (X=62.5/.434) - Correct Ans: ✔✔6" pipe with 62. psi. How many feet of head pressure?
  4. Capacity / .0408 x diameter (feet) squared - Correct Ans:

✔✔Length (feet) =

  1. .0408 x diameter (inches) squared x L (feet) - Correct Ans:

✔✔Capacity (gallons) =

  1. .0034 x diameter (inches) squared x L (inches) - Correct

Ans: ✔✔Capacity (gallons) =

  1. Air Gap - Correct Ans: ✔✔Waste from Commercial Dishwasher
  2. 18-42" Min 2" - Correct Ans: ✔✔Laundry Stand Pipe
  1. 2 - Correct Ans: ✔✔Drainage Fixture Unit on Res. Washer Machine & Bathub
  2. 4 - Correct Ans: ✔✔Drainage Fixture Unit on Res. Toilet
  3. Thru Indirect Waste With air gap and have approval from

authority - Correct Ans: ✔✔Swimming Pool Waste Shall Discharge

  1. no - Correct Ans: ✔✔Does Waste from emergency eye wash need a drain
  2. Pipe inside building that conveys storm water from roof

to storm sewer or combined sewer - Correct Ans: ✔✔What is a Conductor

  1. An exterior Roof Drain - Correct Ans: ✔✔What is a Storm Leader
  2. Shall discharge by air gap - Correct Ans: ✔✔What kind of Discharge does a reverse osmosis need
  3. Indirectly Wasted With Air Gap - Correct Ans: ✔✔How is an Ice Machine Drained?
  1. After 1 Employee - Correct Ans: ✔✔When do you need Workers Compensation?
  2. OSHA cards are required in RI if you are working on State

and Municipal projects. - Correct Ans: ✔✔When are OSHA Cards Required?

  1. Siphonage - Correct Ans: ✔✔You Vent a sink to prevent what?
  2. $1,000 - Correct Ans: ✔✔You need to pay the prevailing wage on state jobs when you are over what Amount?
  3. 230 Gallons - Correct Ans: ✔✔4" Pipe 150 Feet Long, How many Gallons?
  4. 10 - Correct Ans: ✔✔A master plumber employs 3 master plumbers, and 6 journeyman. How many apprentices can he have.
  5. 2.2GPM - Correct Ans: ✔✔Maximum flow rate at a 60PSI Lavatory
  6. 7.5 - Correct Ans: ✔✔how much gallons of water in a cubic foot
  1. 10' undisturbed compacted earth - Correct Ans:

✔✔Water service piping and building drain/sewer shall be separated by:

  1. Water line is installed minimum 12" above sewer line at

highest point - Correct Ans: ✔✔Water service separation distance is not required if:

  1. 50' - Correct Ans: ✔✔Distance for a septic tank/sewer to a private water supply(well) is: