TITLE 77: PUBLIC HEALTH
PART 890 ILLINOIS PLUMBING CODE
CHAPTER I: DEPARTMENT OF PUBLIC HEALTH
SECTION 890.1470 FIXTURE TRAP VENTS
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Section 890.1470  Fixture Trap Vents

 

a)         Distance of Trap From Vent.  Each fixture trap shall have a protecting vent so located that the developed length in the fixture drain from the trap weir to the vent fitting is within the requirements set forth in Appendix A:  Table I. (See Appendix K:  Illustration L.)

 

b)         Trap Weir.  The vent pipe opening from a soil or waste pipe, except for water closets or fixtures with an integral trap, shall not be below the trap weir.  (See Appendix K:  Illustration M.)