TITLE 77: PUBLIC HEALTH
PART 890 ILLINOIS PLUMBING CODE
CHAPTER I: DEPARTMENT OF PUBLIC HEALTH
SECTION 890.680 LAVATORIES
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Section 890.680  Lavatories

 

a)         Waste Outlets.  Wastes shall have a strainer or stopper and have a waste outlet at least 1¼  inches in diameter.

 

b)         Lavatory Faucets.  All lavatory faucets shall have air gaps as specified in Appendix A: Table C.

 

c)         When metering  faucets are located on lavatories in public restrooms, they shall be adjusted to remain open for a minimum of 10  seconds, and shall comply with the water consumption requirements of  ASME/ANSI 112.18.1-2000.  Metering faucets shall  be designed for hot and cold, tempered and cold,  or tempered water only.

 

d)         Fixture Calculation.  Eighteen lineal inches of wash sink or 18  inches of a circular basin, when provided with water outlets for such space, shall be considered equivalent to one lavatory.  (See Appendix F:  Illustration B.)

 

e)         Water Temperature.  All lavatory faucets for public use shall be provided with an automatic safety water mixing device to prevent sudden unanticipated changes in water temperature or excessive water temperatures. The automatic safety water mixing device shall comply with  ANSI/ASSE 1016-1996  or 1017-1998 in accordance with Section 890.210 , and shall be adjusted to a maximum setting of 110°F , at the time of installation.  Exception:  Units constructed in accordance with Section 890.1220(a)(10)(B) may be used in lieu of an automatic safety water mixing device to provide hot or tempered water to public lavatories.

 

(Source:  Amended at 28 Ill. Reg. 4215, effective February 18, 2004)