TITLE 77: PUBLIC HEALTH
CHAPTER I: DEPARTMENT OF PUBLIC HEALTH
SUBCHAPTER r: WATER AND SEWAGE
PART 890 ILLINOIS PLUMBING CODE
SECTION 890.APPENDIX B ILLUSTRATIONS FOR SUBPART A
CHAPTER I: DEPARTMENT OF PUBLIC HEALTH
SUBCHAPTER r: WATER AND SEWAGE
PART 890 ILLINOIS PLUMBING CODE
SECTION 890.APPENDIX B ILLUSTRATIONS FOR SUBPART A
Section 890.APPENDIX B Illustrations for Subpart A
Section 890.ILLUSTRATION O Grade
(Referenced in Section 890.120, Definition of "Grade.")
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