Under the California Residential Code, what is the maximum fixture unit load that can be connected to a 3-inch horizontal drain pipe?
Correct Answer
D) 160 fixture units
CRC Table P3005.4.1 specifies that a 3-inch horizontal drain pipe can carry a maximum of 160 fixture units. This sizing ensures adequate drainage capacity and prevents backups. Proper fixture unit calculations are essential for designing DWV systems that comply with California plumbing codes.
Why This Is the Correct Answer
CRC Table P3005.4.1 specifies that a 3-inch horizontal drain pipe can carry a maximum of 160 fixture units. This sizing ensures adequate drainage capacity and prevents backups. Proper fixture unit calculations are essential for designing DWV systems that comply with California plumbing codes.
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Under the California Plumbing Code, when installing a tankless water heater in a seismic zone, what additional requirement must be met beyond standard installation practices?
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In California seismic design, a building site with Vs30 = 250 m/s and located in an area with SMS = 1.8g would be classified as which Site Class according to CBC Chapter 16?