Illinois Administrative Code (Last Updated: March 27, 2024) |
TITLE35. ENVIRONMENTAL PROTECTION |
PART653. DESIGN, OPERATION AND MAINTENANCE CRITERIA |
SUBPARTA. DESIGN REQUIREMENTS |
§653.120. Piping Identification
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a) Piping in a water treatment facility shall be identified clearly by legends and color coding as described in the Standards or American National Standards Institute (ANSI) Standard A-13.1. A consistant standard shall be used throughout the system.
b) Potable water lines shall be clearly and permanently identified where dual water lines or pressure sewer systems exist.