// CODE SNIPPET
Table I Allowed Distance From Fixture Trap to Vent
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Size of Fixture Drains (Inches)
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Maximum Allowed Distance from Trap to Vent
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11/4
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2 ft. 6 in.
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11/2
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3 ft. 6 in.
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2
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4 ft. 0 in.
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3
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5 ft. 0 in.
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4 and larger
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6 ft. 0 in.
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Related Code Sections
Table I Plumbing Materials, Equipment, Use Restrictions and Applicable Standards, Allowed Distance From Fixture Trap to Vent
Size of Fixture Drains (Inches)
Maximum Allowed Distance from Trap to Vent
11/4
2 ft. 6 ...
Section 890.1470 Vents and Venting, Fixture Trap Vents
Distance of Trap From Vent. Each fixture trap shall have a protecting vent located so that the developed length in the fixture drain from the trap ...
L Illustrations for Subpart K, Distance From Trap to Vent
(Referenced in Section 890.1470(a))
(Source: Amended at 38 Ill. Reg. 9940, effective April 24, 2014 ...
Section 890.410 Traps and Cleanouts, Fixture Traps/Continuous Waste
to Fixture. The developed length from the fixture outlet to the trap weir shall not exceed 24 inches, except that an interceptor used as a trap shall ...