Plumbing Systems

 

Instructions:

Microsoft excel is used for this application.

  • Provide basic information in the top cells. Fillable cells required to be filled are blue.
  • Complete the blue cells under the “Scope Items” heading.
  • Information from applicable building code standards have been provided in the green cells below the inputs. Please verify that this information meets the standards of your design before referencing this information in any plans or other submittal documents.  This information is provided for reference only, and does not constitute design or consultant service.
  • Additional specific information may be available in the yellow cells.

 

Building Standards for Plumbing Systems

 

Scope Examples: Installation, repair, or renovation of residential plumbing systems and fixtures. This may include:

  • Installing or upgrading water supply and drainage systems.
  • Installing or replacing plumbing fixtures such as sinks, showers, bathtubs, and toilets.
  • Adding or updating piping for water, waste, and vent systems.
  • Installing water filtration or softening systems, water heaters, and other plumbing appliances.

 

Title 24 is divided into specific parts addressing various aspects of construction. Key sections for plumbing systems include:

  1. California Plumbing Code (CPC):

    • Governs the design, installation, and maintenance of plumbing systems, including water supply, drainage, and venting.
    • Includes requirements for pipe materials, sizing, water conservation, and pressure testing.
    • Regulates the installation of plumbing fixtures, backflow prevention, and stormwater drainage systems.

  2. California Building Code (CBC):

    • Applies to the structural requirements for plumbing systems, including support and protection of pipes and fittings within walls, floors, and ceilings.

  3. California Residential Code (CRC):

    • Provides standards for plumbing systems in one- and two-family dwellings.
    • Includes requirements for water supply, waste disposal, and the installation of plumbing fixtures in kitchens, bathrooms, and laundry areas.

  4. California Mechanical Code (CMC):

    • Governs systems related to plumbing and HVAC integration, such as gas water heaters and venting requirements for certain plumbing systems.

  5. California Energy Code:

    • Enforces energy efficiency standards for water heating systems, including high-efficiency water heaters, insulation requirements, and conservation measures for hot water systems.

  6. California Electrical Code (CEC):

    • Regulates electrical systems integrated with plumbing appliances, such as electrically powered water heaters or pumps in plumbing systems.