‹ IRC 2024
2024 International Residential Code

Chapter 30Sanitary Drainage

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Question 1 1.

What provision is NOT considered adequate for protecting above-grade DWV systems from freezing temperatures in localities with a winter design temperature of 32°F (0°C) or less?

Question 2 2.

In flood hazard areas as defined by Table R301.2, what is the primary requirement for drainage, waste, and vent systems?

Question 3 3.

According to IRC Chapter 30, which of the following pipe materials is explicitly prohibited for underground use in DWV piping within buildings?

Question 4 4.

Which of the following is an approved material for above-ground drainage and vent pipe, according to Table P3002.1(1)?

Question 5 5.

For underground building drainage and vent pipe, which type of stainless steel is listed as an approved material in Table P3002.1(2)?

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