JOURNEYMAN PLUMBER CERTIFICATION TEST PAPER 2026 FULL QUESTIONS AND CORRECT ANSWERS GRADED A+

JOURNEYMAN PLUMBER CERTIFICATION
TEST PAPER 2026 FULL QUESTIONS AND
CORRECT ANSWERS GRADED A+

● 1 1/2" trap arm. Answer: 3" min 42" max


● 2" trap arm. Answer: 4" min 60" max


● 3" trap arm. Answer: 6" min 72" max


● 4" trap arm. Answer: 8" min 120" max


● 4" + trap arm. Answer: double diameter min 120" max


● Maximum length of a fixture connector. Answer: 30"


● max length washer machine connector. Answer: 72"


● max length dishwasher/icemaker connector. Answer: 120"


● max length water heater connector. Answer: 24"

, ● Toilet clearances- side to side. Answer: 15" center to wall 30" center
to center


● toilet clearance front. Answer: 24"


● lavatory clearance front. Answer: 24"


● urinal clearance side to side. Answer: 12" center to side wall 24"
center to center


● Water fixture count bathtub/shower combo. Answer: 4 fixture units


● water fixture count clothes washer. Answer: 4 fixture units


● water fixture count dishwasher. Answer: 1.5 fixture units


● water fixture count hose bibb. Answer: 2.5 for the first, 1 for each
additional


● water fixture count lavatory. Answer: 1 fixture unit


● water fixture count kitchen sink. Answer: 1.5 fixture units