Textured HDPE liner, also know as textured geomembrane, is a geomembrane liner made of High Density Polyethylene (HDPE) with a textured surface on one or both sides. The textured surface enhances stability on steep slopes by providing increased friction angles.
BPM Geosynthetics is the leading textured geomembrane manufacturer and supplier, we wholesale textured HDPE liner with custom size and specifications at great factory price.
1. What Is Textured HDPE liner?
A textured HDPE liner is a geomembrane made from High-Density Polyethylene (HDPE) material with a patterned or textured surface. The texturing process enhances the interface friction between the liner and adjacent materials, improving stability on steep slopes and reducing the risk of slippage. Textured HDPE liners maintain the excellent properties of smooth geomembranes while significantly improving the interface coefficient of friction. They are commonly used in geotechnical projects involving steep slopes, river embankments, landfills, mining operations, and oil and gas applications. HDPE textured geomembrane liners are durable, UV-resistant, chemically resistant, and cost-effective. Their introduction has provided an effective solution for achieving required friction coefficients and slope stability in various applications.
Currently, there are three primary types of textured geomembranes that are widely available. The two most commonly used methods in North America are co-extrusion (blown film) and structuring (calendared extrusion). Impingement is another method that was used in the U.S. in the 1990s, but is currently used primarily in Europe. These processes of manufacturing textured geomembrane have been in use for many years and have demonstrated largely acceptable performance in a variety of applications and slope conditions. All of these methods are available with texturing on one side or both sides and in HDPE or LLDPE versions.
2. Why Choose Textured HDPE Liner Solutions for 4th Bridge over Panama Canal in Panama?
Our Panama partners, in collaboration with the Republic of Panama Ministry of Public Works (MOP), are serving as the owners for the new 4th Bridge over the Panama Canal. The bridge will feature two dramatic towers with multiple cable planes and will span 1,010 meters, including a 510-meter-long by 51-meter-wide main span across the canal. The center span will provide a 75-meter vertical clearance and a 350-meter width clearance over the navigational channel to accommodate future vessels passing through the Fourth Set of Locks. The project takes into account seismic effects and near-fault effects due to the high seismic activity in the region. The specified design includes a BPM textured HDPE liner to ensure slope stability, skid resistance, and enhanced UV resistance. The construction of the 4th Bridge on the north side of the existing Bridge of the Americas will connect west Panama with Panama City, benefiting over 500,000 residents on the west side of the canal.
3. Specfications of Textured HDPE Liner Solutions for 4th Bridge over Panama Canal in Panama
- Total HDPE Textured Geomembrane Quantity :53,200 square meters
- Geomembrane thickness : 1.5 mm
- Each roll size : 7m×150m
Three 40 HQ containers
At the beginning, our partners visited BPM geomembrane company. BPM 16000 square meters factory and advanced production line of geomembrane and geotextile gave them professional impression. Before we signed agreement they needed we offer product brochure, ISO Certificate, SIRIM Certificate, Test Certificate, Project References and material safety date sheet, all they requirement BPM can offer to them. After we signed the order and accepted the deposit, Considering project time schedule, BPM sped up the time supply of 40hq*3 container within 14days to catch up for required deadline.
4. What Are Benefits of HDPE Textured Liner?
The benefits of HDPE textured liners are as follows:
4.1 Increased Frictional Coefficient for Steep Slopes
The textured surface of the HDPE liner provides an enhanced frictional coefficient, which improves stability on steep slopes. This helps to prevent slippage and ensures the liner remains securely in place.
4.2 Outstanding Ultraviolet and Chemical Resistance
HDPE textured liners offer excellent resistance to UV rays and various chemicals. This makes them highly durable and suitable for applications where exposure to sunlight or chemical substances is a concern.
4.3 Outstanding UV Environmental Stress Crack Resistance
The textured HDPE liner has exceptional resistance to environmental stress cracking caused by UV exposure. This ensures its long-term performance and longevity in outdoor environments.
4.4 High Tensile Strength and Low Elongation
HDPE textured liners possess high tensile strength, allowing them to withstand stress and strain without deformation. They also have low elongation, meaning they maintain their shape and dimensions even under load.
4.5 Excellent Friction Coefficient and Tensile Strength with Geotextile Reinforcement
When used in conjunction with geotextile reinforcement, HDPE textured liners offer excellent friction coefficients and tensile strength. This combination enhances stability and reinforces the liner’s performance in demanding applications.
4.6 Excellent Water Impermeability, Corrosion, and Aging Resistance
The HDPE textured liner is impermeable to water, providing an effective barrier against leaks and seepage. It also exhibits resistance to corrosion and aging, ensuring long-term reliability and performance.
4.7 Advanced Stabilization
The textured surface of the HDPE liner provides advanced stabilization, particularly in applications such as landfills and mining projects. The increased frictional coefficient helps to stabilize the liner on various substrates and slopes.
4.8 Impermeable, Antifouling, and Antiskid Function
The impermeable nature of HDPE textured liners prevents water penetration and the buildup of contaminants. The textured surface also offers antifouling properties, reducing the risk of biological growth, and provides antiskid functionality, enhancing safety in certain applications.
4.9 Light Weight, Easy Construction, and Good Overall Continuity
HDPE textured liners are lightweight and easy to handle during installation. They offer good overall continuity, ensuring a seamless and reliable barrier in a variety of applications.
5. What Are Textured HDPE geomembrane Used For?
Textured HDPE geomembranes are primarily used in the following applications:
Landfills:
Textured HDPE geomembranes are commonly used as liners in landfill construction. They provide advanced stabilization and excellent interface friction coefficients, ensuring effective containment of waste materials and preventing leakage into the surrounding environment.
Mining:
Textured HDPE geomembranes are ideal for mining applications, including heap leach pads and tailings containment. Their advanced stabilization and enhanced frictional characteristics help to secure and stabilize backfilled liners and retaining backfills on steep slopes.
Water Conservancy:
Textured HDPE geomembranes find applications in water conservancy projects such as dams, reservoirs, sewage pools, and swimming pools. They provide impermeable barriers, preventing water seepage and ensuring efficient water containment.
Building Construction:
The inherent flexibility of textured HDPE geomembranes makes them suitable for use in building construction. They can be used as liners for underground buildings, providing a waterproof barrier and protection against moisture intrusion.
Garbage Dumps:
Textured HDPE geomembranes are used as liners in garbage dumps to prevent leachate seepage into the soil and groundwater. Their advanced stabilization and impermeability help contain and manage waste effectively.
Textured HDPE geomembranes are used in a wide range of applications where advanced stabilization, excellent interface friction coefficients, and impermeability are required. They play a crucial role in ensuring environmental protection, waste containment, water conservation, and the integrity of various structures.
About BPM
BPM has been specializing in delivering one stop geosynthetics products and solutions to worldwide customers since its foundation in 2007. BPM had provided many types of effective and state of the art geomembranes, geotextiles, geocells, geosynthetic clay liners (GCLs), drainage boards, geogrids to over 81 countries.
BPM is not only manufacturing best quality geosynthetic products but also providing professional design and installation service. OEM, ODM, custom development and fabrication are also available.
