Subsurface Drainage

Geosynthetics provide efficient subsurface drainage by facilitating the rapid movement and removal of water from pavement structures, preventing moisture accumulation and improving long-term pavement performance. These systems help maintain the strength and stability of pavement foundations by controlling water ingress.

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Subsurface Drainage Overview

Overview

Water is one of the primary factors affecting the performance and longevity of pavement systems. Excess moisture within pavement layers can reduce soil strength, increase deformation, and accelerate pavement deterioration. Effective subsurface drainage is therefore essential to maintain structural integrity and long-term pavement performance.

TechFab India offers advanced geosynthetic drainage solutions designed to efficiently collect, convey, and discharge water from pavement structures. These systems help control moisture levels, reduce pore water pressure, and protect subgrade soils from weakening under saturated conditions.

Widely used in highways, expressways, industrial pavements, airport infrastructure, and retaining structures, these solutions provide a cost-effective and sustainable alternative to conventional granular drainage systems while reducing aggregate consumption and construction costs.

Resources & Downloads

Technical Specifications
Detailed product specifications and test data
Design Guide
Engineering guidelines and design calculations
Certification Documents
Quality certifications and compliance documents