§ Chapter 30 IRC 2024
Sanitary Drainage
8 entries from Chapter 30 of IRC 2024, organized by section number. Each entry covers what the code requires, why it exists, what inspectors look for, and common mistakes.
§ 01 Sections
All 8 entries.
Sorted by section number. Click any row for the full entry — answer, requirements, edition diff, related sections.
Section
Title
Question
P3002
IRC 2024 Building Drain to Sewer: Materials, Slope, and Inspection Requirements
P3002
What does IRC 2024 require for connecting the building drain to the public sewer or septic system?
What does IRC 2024 require for connecting the building drain to the public sewer or septic system?
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P3002.1
IRC 2024 Drain Pipe Materials: PVC vs ABS and When Each Is Allowed
P3002.1
What drain pipe materials does IRC 2024 allow, and when should you use PVC versus ABS?
What drain pipe materials does IRC 2024 allow, and when should you use PVC versus ABS?
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P3003
IRC 2024 Grease Interceptors: When Residential Kitchens Need Grease Traps
P3003
Does IRC 2024 require a grease trap or grease interceptor for a single-family home?
Does IRC 2024 require a grease trap or grease interceptor for a single-family home?
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P3004
IRC 2024 Drain Pipe Sizing: Fixture Unit Method for Sanitary Drainage
P3004
How do you size drain pipes for a residential sanitary drainage system under IRC 2024?
How do you size drain pipes for a residential sanitary drainage system under IRC 2024?
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P3005.2
IRC 2024 Cleanouts: Location, Spacing, and Access Requirements
P3005.2
Where are cleanouts required under IRC 2024, and how must they be accessible?
Where are cleanouts required under IRC 2024, and how must they be accessible?
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P3005.3
IRC 2024 Drain Pipe Slope: 1/4 Inch Per Foot for Horizontal Drainage
P3005.3
What slope is required for horizontal drain pipes under IRC 2024?
What slope is required for horizontal drain pipes under IRC 2024?
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P3105
IRC 2024 Trap Arm Length: Maximum Distance from Trap to Vent
P3105
How far can a trap arm extend between the fixture trap and the vent under IRC 2024?
How far can a trap arm extend between the fixture trap and the vent under IRC 2024?
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P3108
IRC 2024 Wet Venting: When One Pipe Can Serve as Both Drain and Vent
P3108
When can a single pipe function as both a drain and a vent under IRC 2024?
When can a single pipe function as both a drain and a vent under IRC 2024?
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§ 02 Chapter navigation