Test your basic knowledge |

Plumbing Code Basics

Subjects : industries, plumbing
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A chimney must pass through the roof at least ____'.


2. No ____ or ____ pumps shall be installed on any potable water supply.






3. What size water softener connection is required for two bathroom groups?


4. Vacuum breakers for bed pan washers shall be not less than ____ above the floor.






5. The building drain discharges soil & waste from the building & conveys it to the building sewer beginning ____ outside the building wall.


6. Water closet bowls intended for children's use ages 5 and younger shall be approximately ____ high.











































































































































































































































































































































































7. Torque wrenches are set to release at ____ lbs.






8. Conductor is a storm pipe_____.






9. Minimum gage of the tracer wire installed adjacent to underground gas piping is _____ AWG?






10. What is the maximum length of a 2 inch trap arm?


11. How many gallons of water would be in a tank which was 5' in diameter - 16' tall - and 3/4 full?






12. Waste oil tanks shall have a ____' minimum pump-out connection and a ____' minimum vent to atmosphere.


13. What is the minimum discharge pipe size for a grinder pump which discharges 45gpm?


14. Torque wrenches are set to release at ____ lbs.






15. The threaded portion of 1' gas pipe is ____ inches?


16. On a threaded piece of 1 1/4 inch black steel gas pipe - How many threads should be cut on the pipe?






17. The distance between manholes shall not exceed ___ feet.


18. A _____________ offers maximum resistance to flow of water while 45 degree elbow offers the least?






19. A sewer runs 375' long at 3% grade - how many inches is the drop?


20. A vent stack shall be provided for drainage stacks having ____ or more branch intervals.






21. An air conditioning condensate pump which discharges 8 gpm would require a ____ inch horizontal drain.






22. What is the Drainage Fixture Unit value for a 3.5 gallon per flush flushometer water closet serving 3 or more dwelling units?






23. Water closet bowls intended for children's use ages 5 and younger shall be approximately ____ high.











































































































































































































































































































































































24. 80 degrees F is equal to _____ degrees C.






25. Used - untreated water that is flushed down toilets and urinals is called ____.






26. May be used for distribution of hot potable water






27. Oil interceptors - waste oil tanks - oil pump-out connection - backwater valves - and atmospheric vent piping shall be?






28. Waste oil tanks shall have a ____' minimum pump-out connection and a ____' minimum vent to atmosphere.


29. What size soil stack is needed for a building with 25 branch intervals each branch having 18 Drainage fixture units?






30. On a threaded piece of 1 1/4 inch black steel gas pipe - How many threads should be cut on the pipe?






31. What is the minimum size floor drain required where sterilizers are located?






32. Appliances shall not be installed on ____ unless the appliances are list for such installation.






33. When connecting additional gas pipe - check for...






34. What is the maximum length for a 3' trap arm?


35. What size water softener connection is required for two bathroom groups?


36. A water supply tank with a water supply line of 75gpm shall have an overflow pipe ____' in diameter.


37. Conductor is a storm pipe ____.






38. The bottom of the inlet section for a sand interceptor shall be rated for flow rates up to ____ gpm.






39. A drip shall not be located where the ____ is likely to freeze.






40. What is the maximum length you can run a 1 1/2 inch vent off a 75 gallon per minute sump pump?


41. In a confined space - the duct with combustion air to fuel burning appliance must be ____' from the floor.


42. Gas piping shall be sloped not less than 1/4 inch in ____ feet






43. If gas equipment is not provided with a _____________ - the device must be attached to the equipments' flue collar or as near to the equipment as practical.






44. Where sump pumps for a foundation drain are installed - the minimum discharge pipe from sump is ____'.


45. Traps shall be provided at fixtures & equipment connections where the developed length of indirect waste piping exceeds ____ feet.


46. What is the maximum length for a 3' trap arm?


47. If the invert elevation at the first clean out on a 4' sewer is 120.25' - what would be the invert downstream at the second clean out at minimum slope of .125?


48. What is the minimum vent size on a sump serving a macerating toilet system?


49. In a hospital the minimum diameter for recess room floor drain waste trap is ____'


50. If gas equipment is not provided with a _____________ - the device must be attached to the equipments' flue collar or as near to the equipment as practical.