TITLE 77: PUBLIC HEALTH
PART 890 ILLINOIS PLUMBING CODE
CHAPTER I: DEPARTMENT OF PUBLIC HEALTH
SECTION 890.APPENDIX A PLUMBING MATERIALS, EQUIPMENT, USE RESTRICTIONS AND APPLICABLE STANDARDS
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Section 890.APPENDIX A Plumbing Materials, Equipment, Use Restrictions and Applicable Standards

 

Section 890.TABLE G Building Drains

 

Diameter of Pipe (inches)

 

Maximum Number of Drainage Fixture Units (D.F.U.) That May be Connected to Any Portion of the Building Drain

 

Grade per Foot

 

1/16 Inch

⅛ Inch

Inch

Inch

4

 

180

216

250

5

 

390

480

575

6

 

700

840

1,000

8

 

1,400

1,600

1,920

2,300

10

 

2,500

2,900

3,500

4,200

12

 

3,900

4,600

5,600

6,700

15

 

7,000

8,300

10,000

12,000