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. The vertical distance from the fixture outlet to the trap weir shall not exceed ____'.


2. Water may not be discharged onto the drainage system if temperature exceeds _____ degrees F.






3. Test duration shall not be less than ____ hour for each ____ ' of pipe volume or fraction thereof.






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


5. Combination stop and waste valves shall be prohibited where?






6. How many gallons of water would be in a pipe 3 inch diameter pipe 314 feet long?






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


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






9. Except for clear-water wastes - traps shall be provided at fixtures and equipment connections where the length of indirect waste piping exceeds_____.






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






11. A 50 gallon water heater when filled - would hold ____ liters of water?






12. What is the maximum distance a 2 inch vent can be run off a 76 gallon per minute sump pump?






13. What is the maximum relief valve setting for CPVC (ASTM F441) hot water distribution?






14. 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.






15. Is not code for a gas fired appliance with input of 240 - 000 BTU/H.


16. Metallic drip pans shall be a minimum ____ gage.






17. May be used for distribution of hot potable water






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


19. A sewage ejector or sewage pump receiving discharge of water closets or urinals shall have a minimum discharge of ____ gallons per minute.






20. The vertical distance from the fixture outlet to the trap weir shall not exceed ____.


21. Metered bends can only be used in gas piping system if the pressure is a maximum of ____ psi.






22. Sterilzer in hospital surgical room has water waste connection must be disposed through an indirect connection to the drainage system by means of an ____.






23. What is the minimum trap size for a dental lavatory?


24. When testing the drainage and vent system they shall be submitted to a test of ____ feet head of water for at least ____ minutes.






25. A nursing home with 47 people would have a sewage flow rate of ____ gallons.






26. Initial backfill of a trench shall be backfilled to a level not less than ____ above the top of pipe.


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


28. What is the maximum relief valve setting for CPVC (ASTM F441) hot water distribution?






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






30. Well pumps located in a basement shall have the pump and suction pipes at least ____' above the floor.


31. In a night club which holds 150 people - how many lavatories are needed in the woman's' restroom?






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


33. What is the approximate length of threaded portion and approximate number of threads to be cut for a 3' pipe?






34. If supply line of tank is 450 GPM then the I.D. of pipe must be at least ____ inches.


35. Underground gas piping systems shall be installed with a minimum of ____' of cover.






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






37. Rated flow velocities for grinder pump ejectors shall be not less than ____.






38. A chimney must pass through the roof at least ____'.


39. What size sewer is needed for 230 dfu's at 1/4' per foot?


40. The distance between turns - offsets - and branch connections in combination waste and vent piping shall be not less than____.






41. Gas input ratings of appliances shall be used for elevations up to ____'.






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






43. 80 degrees F is equal to _____ degrees C.






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






45. What is the minimum condensate pipe size for a 300 ton cooling unit?


46. Plastic pipe - tubing and fittings used to supply fuel gas shall be used ____ and ____ only.






47. Vitrified clay pipe installed underground within buildings shall have____ ' minimum earth cover.


48. In food handling establishments - all openings through floors shall be sleeved and projecting not less than ___ above the top of finished floor.






49. A minimum test length for a gas pipe 1 - 500 cu ft is ____.






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