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Plumbing code flashcards covering trench installation, pipe support, and DWV testing regulations.
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Plumbing Code General Regulations Flashcards

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This 15-card flashcard set covers Chapter 3 general plumbing regulations, including trench installation depths, pipe support requirements, DWV water testing minimums, and fire-resistance standards. Topics span bearing planes, pipe spacing, drainage materials, and code-compliant assembly methods. Use it to prepare for plumbing trade certification exams or as a reference drill during code study.

Subject:
Professional Training
Topic:
Other Professions
Grade Level:
Adult Education
Updated July 2026

Terms in This Set

  • 1.)TRENCHES INSTALLED PARALLEL TO FOOTINGS SHALL NOT EXTEND BELOW THE __BEARING PLANE OF THE FOOTING OR WALL. A.)45 DEGREE
  • 2.)LOOSE EARTH FREE FROM ROCKS,BROKEN CONCRETE AND FROZEN CHUNKS SHALL BE PLACED IN THE TRENCH IN__LAYERS AND TAMPED IN PLACEUNTIL THE CROWN OF THE PIPE IS COVERED BY__ B. 6 INCH,12 INCHES
  • 3.)THE LIMITATION FOR OPENING SIZE IN STRAINER PLATES OF__FOR FLOOR AND SHOWER DRAINS AS WELL AS RECEPTOR STRAINERS PROVIDES RODENT PROTECTION. C.)1/2 INCH
  • 4.)TESTS REQUIRING A PRESSURE OF GREATER THAN 10 PSI BUT LESS THAN OR EQUAL TO 100 PSI SHALL UTILIZE A TESTING GAUGE HAVING INCREMENTS OF__OR LESS B.)1 PSI
  • 5.)THE HANGERS AND SUPPORTS FOR PLUMBING SYSTEM PIPING MUST BE CAPABLE OF SUPORTING THE__BY THE PIPING SYSTEM AND NOT TO BE DTRIMENTAL TO THE PIPE THEY SUPPORT A.)LOAD
  • 6.)WATER TESTING A DWV SYSTEM REQUIRES A MINIMUM OF__FEAT OF HEADB.)10
  • 7.)ALL THE FIRE-RESISTANCE RATED THROUGH-PENETRATION ASSEMBLIES MUST BE QUALIFIED BY TETSING IN ACCORDANCE TO ASTM C.)E 814
  • 8.)A FLAME SPREAD INDEX OF__OR LESS AND A SMOKE-DEVELOPED INDEX OF__OR LESS ARE VIEWED AS ACCEPTABLE VALUES FOR COMBUSTIBLES IN A PLENUM. B.)25,50
  • 9.)ON A SHOWER LINER TEST,THE MINIMUM WATER LEVEL SHALL BE NO LESS THAN __INCHESB.)2
  • 10.)THE MAXIMUM HORIZONTAL DISTANCE FOR SUPPORTING PVC PIPING IS__FEETA.)4
  • 11.)A STORM DRAIN SYSTEM IS NORMALLY___ENTERING A SANITARY SEWERB.)PROHIBITED FROM
  • 12.)WHERE PIPING IS SLEEVED THROUGH A FOUNDATION,THE MINIMUM ANNULAR SPACE OF THE SLEEVE SHALL BE__D.)2 PIPE SIZES LARGER
  • 13.)WHERE FLOOR DRAINS ARE LOCATED IN AREAS MAINTAINED ATA TEMP BELOW__,THE FLOOR DRAIN MUST NOT BE TRAPPED AND MUST BE INDIRECTLY CONNECTEDB.)32 DEGREES
  • 14.)HORIZONTAL PIPE HANGERS SHALL HAVE MAXIMUM DISTANCE OF__INCHES FOR PEX PIPINGC.)32
  • 15.)SHIELD PLATES FOR PROTECTION SHALL HAVE A THICKNESS OF NOT LESS THAN__GAUGEB.)16

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