PVC Pipe: Permitted or Prohibited in Chicago’s Plumbing Code?

When it comes to plumbing, PVC pipe is a commonly used material due to its durability, cost-effectiveness, and ease of installation. However, in certain cities and municipalities, the use of PVC pipe may be restricted or prohibited. In this blog post, we will delve into the regulations surrounding PVC pipe in Chicago, providing a comprehensive guide for builders and contractors.

Understanding the Chicago Plumbing Code

The Chicago Plumbing Code is a set of regulations that govern the installation, maintenance, and repair of plumbing systems within the city limits. The code is enforced by the Chicago Department of Buildings and is designed to ensure the health and safety of the public.

Is PVC Pipe Allowed in Chicago?

The answer to this question is: Yes, PVC pipe is allowed in Chicago for certain applications. However, there are specific restrictions and requirements that must be followed when using PVC pipe.

Permitted Uses of PVC Pipe in Chicago

According to the Chicago Plumbing Code, PVC pipe is permitted for use in the following applications:

• Potable water distribution systems: PVC pipe can be used for the distribution of potable water within a building or structure.
• Drain, waste, and vent (DWV) systems: PVC pipe can be used for the drainage of wastewater and ventilation of plumbing fixtures.
• Underground applications: PVC pipe is suitable for use in underground applications, such as sewer lines and water mains.

Restrictions on the Use of PVC Pipe in Chicago

While PVC pipe is generally allowed in Chicago, there are certain restrictions on its use:

• Size limitations: PVC pipe cannot be used for pipes with a diameter greater than 6 inches.
• Temperature limitations: PVC pipe cannot be used in applications where the water temperature exceeds 140°F (60°C).
• Pressure limitations: PVC pipe cannot be used in applications where the water pressure exceeds 80 psi (550 kPa).

Requirements for Using PVC Pipe in Chicago

When using PVC pipe in Chicago, the following requirements must be met:

• ASTM certification: PVC pipe must be certified by the American Society for Testing and Materials (ASTM) to meet the specifications of ASTM D1785.
• Proper installation: PVC pipe must be installed in accordance with the manufacturer’s instructions and the Chicago Plumbing Code.
• Leak testing: All PVC pipe installations must be leak tested after installation.

Alternatives to PVC Pipe in Chicago

In cases where PVC pipe is not permitted or suitable for a particular application, there are several alternative materials that can be used, including:

• Copper pipe: Copper pipe is a durable and corrosion-resistant material that is suitable for both potable water and DWV systems.
• Galvanized steel pipe: Galvanized steel pipe is a strong and durable material that is often used for underground applications.
• PEX pipe: PEX pipe is a flexible and easy-to-install material that is suitable for both potable water and DWV systems.

The Bottom Line: Navigating the Regulations for PVC Pipe in Chicago

Understanding the regulations surrounding PVC pipe in Chicago is crucial for builders and contractors. By adhering to the requirements and restrictions outlined in the Chicago Plumbing Code, you can ensure that your plumbing installations are compliant and meet the necessary safety standards.

Popular Questions

Q: Is PVC pipe allowed for outdoor use in Chicago?
A: Yes, PVC pipe can be used for outdoor applications, such as irrigation and drainage, provided that it is properly protected from sunlight and temperature fluctuations.

Q: Can PVC pipe be used for gas lines in Chicago?
A: No, PVC pipe is not permitted for use in gas lines in Chicago. Gas lines must be installed using materials specifically approved for gas distribution.

Q: What is the maximum pressure rating for PVC pipe in Chicago?
A: The maximum pressure rating for PVC pipe in Chicago is 80 psi (550 kPa).