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






2. A standpipe shall extend a minimum ____' and a maximum ____' above the trap.






3. What size gas pipe is required for a 0.5 psi. gas pressure and a pressure drop of 0.5 inch water column 50 feet in length - serving 150 - 000 btu's?






4. For Rodding - clean clearances for clean outs - 3' or larger is ____.


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






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






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


8. A 3' horizontal drain at a 1/4' per foot grade would have a discharge velocity of ____.






9. Waste drainage from condensers or steam traps shall be cooled below ____ before being discharged indirectly into the sanitary drainage system.






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






11. The height of water closet bowls intended for juvenile use shall be ____ to ____ high to the rim.






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






13. The minimum distance from the garage floor to a gas appliance must be ____.


14. Metallic drip pans shall be a minimum ____ gauge.






15. Is used to measure gas pressure.






16. When impractical to pipe the water from a foundation drain to a storm drain - it may discharge to an open area ____' away from property line.


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






18. Water piping for the distribution of hot or cold water within buildings shall be of materials rated for not less than_____ psig.






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


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






21. When impractical to pipe the water from a foundation drain to a storm drain - it may discharge to an open area ____' away from property line.


22. Testing the plumbing system is principle #____.






23. The exit terminals of mechanical draft systems shall be not less than ____ ' above grade where located adjacent to public walkways.






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






25. 150 - 000 btu/h category 1 fan assisted appliance with vertical run of 20' and a lateral run of 20' minimum vent using diameter of allow using type B wall vent is ____'.


26. Vent connector located and serving appliances in an attic shall be ________ vent.






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


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


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






30. What is the minimum size vent piping permitted to be installed underground?






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






32. Venting systems shall be designed and installed so that at no time shall trap seals be subjected to a pneumatic pressure differential of more than ____ inch of water pressure.






33. Testing the plumbing system is basic principle # ____.






34. What's the maximum dfu's permitted on a 6' sewer at 1/4' per foot?






35. Minimum size building drain at 1/4' per foot for 45 drainage fixture units is _____.


36. A chimney passing through a flat roof must have how much clearance above and horizontally from the chimney?






37. Water distribution piping shall be pressure rated for not less than ____ psig.






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


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






40. How many water closets are needed for females in an office building with 200 people?






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


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


43. The minimum distance from the garage floor to a gas appliance must be ____.


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






45. What is the maximum horizontal distance between outlets on a combination fixture.


46. 80 degrees F is equal to _____ degrees C.






47. In a single dwelling unit - up to ___ bathroom groups shall be permitted where the water closets are 1.6 gallons per flush or less.






48. At offsets greater than ____ degrees from vertical - a suds pressure zone shall extend ____ pipe diameters up the stack above the offset.






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






50. Pressure type vacuum breakers shall be installed with the critical level at a height of at least ____ ' above the flood level rim for ASSE 1056 devices.