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Can you use PVC for a water main?

Published in Water Mains 2 mins read

Yes, PVC (Polyvinyl Chloride) is commonly used for water mains, especially in new installations.

Based on current practices in water infrastructure, most new water main applications use HDPE and PVC pipes. This shift towards PVC is due to its advantageous characteristics compared to some older pipe materials.

Why is PVC Used for Water Mains?

PVC pipes possess several properties that make them well-suited for conveying water underground:

  • Cost-Effective: PVC is generally inexpensive to manufacture and install, contributing to lower project costs for water main construction.
  • Lightweight: Being lightweight makes PVC pipes easier and less costly to transport and handle during installation.
  • Durable: PVC is a robust material that can withstand the pressures and environmental conditions typically encountered by water mains.
  • Corrosion Resistant: Unlike some metal pipes, PVC is highly resistant to corrosion and most chemicals found in soil or water, which helps ensure a longer lifespan and maintain water quality.

These properties highlight why PVC has become a standard choice for modern water distribution systems, often replacing materials like ductile iron in new projects.

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