Hydraulic Engineering
Dam Construction and Reinforcement
Supporting stable, protected and durable dam structures in demanding hydraulic environments.
Geotextiles in Dam Structures and Embankments
Dam construction requires materials that can perform under constant pressure from water and soil movement. Whether used in embankment dams, reservoir structures or water-retaining infrastructure, every layer must contribute to long-term stability of the environment.
Our needle-punched nonwoven geotextiles support dam construction with separation, filtration, drainage, protection and/or reinforcement functions. Installed between soil, aggregate, drainage layers or lining systems, the geotextile helps keep materials with different characteristics separated while allowing water to move through the structure in a controlled way.
In hydraulic applications, uncontrolled soil migration or pressure build-up can reduce the stability of the dam structure over time. A geotextile layer helps retain fine particles, protect sensitive layers and support the performance of drainage zones, reducing the risk of internal erosion and long-term deterioration.
By acting as a functional layer within the dam build-up, our geotextiles help preserve structural integrity and support reliable performance in critical water management infrastructure.
Key Benefits
- Separates soil, aggregate and drainage layers within the dam structure
- Supports filtration by retaining fine particles while allowing controlled water flow
- Helps protect membranes, liners or sensitive layers from puncture and abrasion
- Contributes to effective drainage and reduced hydrostatic pressure build-up
- Helps limit soil migration and internal erosion risks
- Supports load distribution and structural stability in embankment applications
- Extends the service life of critical hydraulic infrastructure
- Provides durable performance in demanding water management environments
Example of a Layer Structure
In dam construction, nonwoven geotextiles can be used in different positions depending on the design, soil conditions and hydraulic requirements. They are often applied as filter, separation, drainage or protection layers within the structure.
- Water-facing protection layer
A protective cover such as riprap, concrete elements or another erosion-resistant layer that shields the dam from wave action and water movement. - Granular drainage or filter layer
A mineral layer designed to control water movement and support the stability of the structure. - Nonwoven geotextile functional layer
Installed to separate materials, support filtration, protect sensitive layers and help maintain controlled drainage within the dam structure. - Impermeable barrier or core layer
Depending on the dam design, this may include a clay core, geomembrane or other water-retaining barrier. - Embankment fill or foundation soil
The structural body of the dam or the prepared foundation that supports the overall construction.
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