Exam Questions with 100% Correct
Answers | Latest Update
1 1/4" Trap Arm - 🧠 ANSWER ✔✔2 1/2" min 30"max
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