TITLE 77: PUBLIC HEALTH
CHAPTER I: DEPARTMENT OF PUBLIC HEALTH
SUBCHAPTER r: WATER AND SEWAGE
PART 890 ILLINOIS PLUMBING CODE
SECTION 890.APPENDIX A PLUMBING MATERIALS, EQUIPMENT, USE RESTRICTIONS AND APPLICABLE STANDARDS
CHAPTER I: DEPARTMENT OF PUBLIC HEALTH
SUBCHAPTER r: WATER AND SEWAGE
PART 890 ILLINOIS PLUMBING CODE
SECTION 890.APPENDIX A PLUMBING MATERIALS, EQUIPMENT, USE RESTRICTIONS AND APPLICABLE STANDARDS
Section 890.APPENDIX A Plumbing Materials, Equipment, Use Restrictions and Applicable Standards
Section 890.TABLE H Horizontal Fixture Branches and Stacks
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Maximum Number of Drainage Fixture Units (D.F.U.) That May be Connected to: |
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More than 3 Stories in Height |
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Diameter of Pipe (inches) |
Any Horizontal Fixture Branch |
One Stack of 3 Stories in Height or 3 Intervals |
Total for Stack |
Total at One Story or Branch Interval |
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1¼ |
1 |
2 |
2 |
1 |
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1½ |
3 |
4 |
8 |
2 |
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2 |
6 |
10 |
24 |
6 |
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2½ |
12 |
20 |
42 |
9 |
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3 |
201 |
302 |
602 |
161 |
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4 |
100 |
240 |
500 |
90 |
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5 |
360 |
540 |
1,100 |
200 |
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6 |
620 |
960 |
1,900 |
350 |
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8 |
1,400 |
2,200 |
3,600 |
600 |
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10 |
2,500 |
3,800 |
5,600 |
1,500 |
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12 |
3,900 |
6,000 |
8,400 |
1,500 |
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15 |
7,000 |
− |
− |
− |
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1 Not over two water closets. |
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2 Not over six water closets, or more than two per branch interval or per floor. |
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