JOURNEYMAN PLUMBING EXAM TEST PAPER 2025/2026
QUESTIONS AND ANSWERS GRADED A++
✔✔Which three locations are slip joint connections allowed? - ✔✔Trap seal, Trap outlet,
Trap inlet (IPC 405.9)
✔✔What is the minimum waste connection for an eye wash station? - ✔✔None required
(IPC 411.2)
✔✔The occupant load for seasonal outdoor seating and entertainment areas shall not
be included when determining the minimum number of facilities required. T/F - ✔✔False
(IPC 403.1)
✔✔Where a toilet room is provided for the use of multiple occupants, the egress door
for the room shall be lockable from the inside of the room. T/F - ✔✔False (IPC 403.3.6)
✔✔Water closet bowls for public or employee toilet facilities shall be of the elongated
type. T/F - ✔✔True (IPC 425.2)
✔✔A water heater pan may be installed without any connection to a drain. T/F -
✔✔True (IPC 504.7.1)
✔✔There shall be a check valve or shutoff valve between a relief valve and the heater
or tank served. T/F - ✔✔False. (IPC 504.4.1) Shall NOT be a check valve
✔✔The drain valve on a water heater shall be provided with female garden hose
threads. T/F - ✔✔False. (IPC 501.3) Shall be "male garden hose threads."
✔✔Temperature and Pressure Relief Valve discharge pipe may be smaller than the
outlet of the device served. T/F - ✔✔False (IPC 504.6)
✔✔Which device is provided to relieve excess pressure on a water heater? -
✔✔temperature and pressure relief valve (IPC 504.4)
✔✔The pan shall be not less than _______ in depth. - ✔✔1 1/2" (IPC 504.7.1)
✔✔What is the maximum temperature for a Temperature and Pressure Relief Valve? -
✔✔210 degrees Fahrenheit (IPC 504.5)
✔✔Where a storage tank-type water heater or a hot water storage tank is installed in a
location where water leakage from the tank will cause ___________, the tank shall be
installed in a pan. - ✔✔damage (IPC 504.7)
, ✔✔The pan drain shall extend full size . . .and terminate not less than _____ inches and
not more than _____ inches above the adjacent ground surface. - ✔✔6, 24 (IPC
504.7.1)
✔✔Water heaters and storage tanks shall be located and connected so as to provide
ready access for observation, maintenance, servicing and replacement. T/F - ✔✔False
✔✔The method of connecting a circulating water heater to the tank shall provide proper
________ of water through the water heater. - ✔✔circulation (IPC 503.2)
✔✔All water heaters should be provided with a 30" x 30" access for inspection, service,
repair and replacement. T/F - ✔✔True (IPC 502.5)
✔✔Unfired hot water storage tanks shall be insulated to what R-factor? - ✔✔12.5 (IPC
505.1)
✔✔Temperature and Pressure Relief Valve discharge pipe must be trapped. T/F -
✔✔False (IPC 504.6) not be trapped.
✔✔Where a combination potable water heating and space heating system requires
water for space heating at temperatures greater than _______, a master thermostatic
mixing valve . . . shall be provided to limit the water supplied to the potable hot water
distribution system to a temperature of ________ or less. - ✔✔140 Degrees F, 140
Degrees F (IPC 501.2)
✔✔Temperature and Pressure Relief Valve discharge pipe must discharge through an
air gap located in the same room as the water heater. T/F - ✔✔True (IPC 504.6)
✔✔The temperature of water from tankless water heaters shall be not greater than
_______ where intended for domestic uses. - ✔✔140 Degrees F (IPC 501.6)
✔✔The pan shall be drained by an indirect waste pipe having a diameter of not less
than _____ inches. - ✔✔3/4" (IPC 504.7.1)
✔✔What information is required to be clearly stamped in metal or welded to a pressure
tank? - ✔✔maximum working pressure (IPC 501.7)
✔✔Temperature relief valves shall be so located in the tank as to be actuated by the
water in the top _____ inches of the tank served. - ✔✔6 (IPC 504.4.1)
✔✔Temperature and Pressure Relief Valve discharge pipe should discharge to a
location that is readily observable by the occupants. T/F - ✔✔True (IPC 504.6)
QUESTIONS AND ANSWERS GRADED A++
✔✔Which three locations are slip joint connections allowed? - ✔✔Trap seal, Trap outlet,
Trap inlet (IPC 405.9)
✔✔What is the minimum waste connection for an eye wash station? - ✔✔None required
(IPC 411.2)
✔✔The occupant load for seasonal outdoor seating and entertainment areas shall not
be included when determining the minimum number of facilities required. T/F - ✔✔False
(IPC 403.1)
✔✔Where a toilet room is provided for the use of multiple occupants, the egress door
for the room shall be lockable from the inside of the room. T/F - ✔✔False (IPC 403.3.6)
✔✔Water closet bowls for public or employee toilet facilities shall be of the elongated
type. T/F - ✔✔True (IPC 425.2)
✔✔A water heater pan may be installed without any connection to a drain. T/F -
✔✔True (IPC 504.7.1)
✔✔There shall be a check valve or shutoff valve between a relief valve and the heater
or tank served. T/F - ✔✔False. (IPC 504.4.1) Shall NOT be a check valve
✔✔The drain valve on a water heater shall be provided with female garden hose
threads. T/F - ✔✔False. (IPC 501.3) Shall be "male garden hose threads."
✔✔Temperature and Pressure Relief Valve discharge pipe may be smaller than the
outlet of the device served. T/F - ✔✔False (IPC 504.6)
✔✔Which device is provided to relieve excess pressure on a water heater? -
✔✔temperature and pressure relief valve (IPC 504.4)
✔✔The pan shall be not less than _______ in depth. - ✔✔1 1/2" (IPC 504.7.1)
✔✔What is the maximum temperature for a Temperature and Pressure Relief Valve? -
✔✔210 degrees Fahrenheit (IPC 504.5)
✔✔Where a storage tank-type water heater or a hot water storage tank is installed in a
location where water leakage from the tank will cause ___________, the tank shall be
installed in a pan. - ✔✔damage (IPC 504.7)
, ✔✔The pan drain shall extend full size . . .and terminate not less than _____ inches and
not more than _____ inches above the adjacent ground surface. - ✔✔6, 24 (IPC
504.7.1)
✔✔Water heaters and storage tanks shall be located and connected so as to provide
ready access for observation, maintenance, servicing and replacement. T/F - ✔✔False
✔✔The method of connecting a circulating water heater to the tank shall provide proper
________ of water through the water heater. - ✔✔circulation (IPC 503.2)
✔✔All water heaters should be provided with a 30" x 30" access for inspection, service,
repair and replacement. T/F - ✔✔True (IPC 502.5)
✔✔Unfired hot water storage tanks shall be insulated to what R-factor? - ✔✔12.5 (IPC
505.1)
✔✔Temperature and Pressure Relief Valve discharge pipe must be trapped. T/F -
✔✔False (IPC 504.6) not be trapped.
✔✔Where a combination potable water heating and space heating system requires
water for space heating at temperatures greater than _______, a master thermostatic
mixing valve . . . shall be provided to limit the water supplied to the potable hot water
distribution system to a temperature of ________ or less. - ✔✔140 Degrees F, 140
Degrees F (IPC 501.2)
✔✔Temperature and Pressure Relief Valve discharge pipe must discharge through an
air gap located in the same room as the water heater. T/F - ✔✔True (IPC 504.6)
✔✔The temperature of water from tankless water heaters shall be not greater than
_______ where intended for domestic uses. - ✔✔140 Degrees F (IPC 501.6)
✔✔The pan shall be drained by an indirect waste pipe having a diameter of not less
than _____ inches. - ✔✔3/4" (IPC 504.7.1)
✔✔What information is required to be clearly stamped in metal or welded to a pressure
tank? - ✔✔maximum working pressure (IPC 501.7)
✔✔Temperature relief valves shall be so located in the tank as to be actuated by the
water in the top _____ inches of the tank served. - ✔✔6 (IPC 504.4.1)
✔✔Temperature and Pressure Relief Valve discharge pipe should discharge to a
location that is readily observable by the occupants. T/F - ✔✔True (IPC 504.6)
