Potential application of HDPE spiral corrugated pipes as a replacement for reinforced concrete pipes in drainage systems

Abstract

The drainage system is an essential component of urban infrastructure, responsible for collecting and treating wastewater. Traditional pipe materials, such as reinforced concrete pipes, have been widely used due to their durability and high load-bearing capacity. However, advancements in technology have introduced the possibility of replacing them with more modern materials, notably HDPE spiral corrugated pipes.

This study focuses on comparing the performance and cost of two types of pipes in a specific case. The results show that corrugated HDPE pipes have several outstanding advantages, such as chemical corrosion resistance, long lifespan, lightweight, ease of transportation, and installation. With a lower flow resistance coefficient, HDPE pipes can transport a greater volume of water compared to reinforced concrete pipes of the same size. Although the initial investment cost is 1.94 times higher, the longer lifespan of HDPE pipes ensures superior economic efficiency in the long term.

Additionally, HDPE pipes ensure high water tightness, reducing the risk of leakage and environmental pollution, and are easy to maintain and clean. With these advantages, the application of HDPE spiral corrugated pipes as a replacement for reinforced concrete pipes in drainage systems is not only feasible but also a sustainable solution worthy of consideration for modern infrastructure projects.

Keywords: Drainage system; spiral HDPE; reinforced concrete; infrastructure; collecting.