HDPE Lined RCC Pipes are specially engineered piping solutions that integrate the high compressive strength of Reinforced Cement Concrete (RCC) with the advanced protective properties of High-Density Polyethylene (HDPE) lining. The inner HDPE layer acts as a corrosion-resistant barrier, protecting the concrete structure from chemical attacks, abrasion, and aggressive wastewater or industrial effluents. This dual-layer construction ensures long service life, reduced maintenance costs, and enhanced hydraulic efficiency due to the smooth internal surface that minimizes friction and improves flow capacity. HDPE lined RCC pipes are widely used in sewerage systems, storm water drainage, industrial waste disposal, irrigation projects, and municipal infrastructure developments. Their robust design allows them to withstand heavy external loads and harsh environmental conditions, making them suitable for underground installations and large-scale infrastructure projects. With superior durability, leak resistance, and long-term performance, HDPE Lined RCC Pipes provide a reliable and cost-effective solution for modern drainage and wastewater management systems.