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
Home


Section 890.APPENDIX A Plumbing Materials, Equipment, Use Restrictions and Applicable Standards

 

Section 890.TABLE L Horizontal Circuit and Loop Vent Sizing Table

 

Line

Soil or waste pipe diam. (in.)

Fixture Units (max. number

Diameter of circuit or loop vent (in.)

1

2

2

3

4

5

Maximum Horizontal Length (ft.)

1

1

10

20

 

 

 

 

 

2

2

12

15

40

 

 

 

 

3

2

20

10

30

 

 

 

 

4

3

10

 

20

40

100

 

 

5

3

30

 

 

40

100

 

 

6

3

60

 

 

16

80

 

 

7

4

100

 

7

20

52

200

 

8

4

200

 

6

18

50

180

 

9

4

500

 

 

14

36

140

 

10

5

200

 

 

 

16

70

200

11

5

1,100

 

 

 

10

40

140