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Geo-synthetic Test Equipment

geosynthetic pull out resistance testing System

Geosynthetic Pull Out Resistance Testing System

universal testing machine

Universal Testing Machine

What are the Geosynthetics Test: Types and Benefits, How to Test Geosynthetics?

Geosynthetics are trendy in engineering. It is polymeric and used on critical building elements for engineering purposes. “Geo” implies a strong connection between the product and earthy or geological components. This article discusses all the details about geosynthetic test.

Geosynthetics are modern day materials used by civil engineers to solve problems related to displacement of soils and other building materials. These are synthetic resin-bonded polymer/textiles created with specific purpose in mind. These are increasingly used in agriculture, irrigation, embankment, etc. They are available in varying thickness and as membranes. The materials are available in roll form and test-samples are cut as per standards followed. Geosynthetics are able to share stress in soils and enable rigidity to prevent displacement while permitting flow of water. These materials can be customized to retain or partly permit movement of particles.

They are commonly used as reinforcements.

The most common test for geosynthetics is tensile test (pullout resistance test). It is carried out using a tensile or universal testing machine.HEICO manufactures a range of tensile and universal testing machines which come with a lot of options to hold samples, and to display and present results. HEICO machines are equipped with HEICO’s own software which delivers unmatched functionality.

What Is a Geosynthetic Test?

Geosynthetic testing evaluates synthetic materials in environmental and civil engineering settings. Geosynthetics improve soil mechanical and hydraulic performance, stabilising, draining, controlling erosion, and protecting the environment. The geosynthetic test ensures product engineering and functionality.

Tensile strength, puncture resistance, elongation, and environmental durability are some characteristics tested for in geosynthetics. These analyses determine whether or not a geosynthetic is suitable for a given application, thereby aiding engineers and designers in making informed material choices. 

Quality and Testing of Geosynthetic

Civil infrastructure projects benefit from geosynthetic test, a family of synthetic materials used in geotechnical and environmental engineering. 


Quality Assurance in Geosynthetics:

The selection of premium raw materials is the first step in ensuring the quality of manufactured geosynthetics from the geosynthetic test lab. Manufacturers strictly abide by quality standards, ensuring the materials used have the right chemical and physical properties. Monitoring during production ensures uniformity and the absence of flaws that could reduce the geosynthetic’s usefulness.


Testing Parameters for Geosynthetics:

  • Tensile and elongation properties


The tensile strength of a geosynthetic from the geosynthetic test lab indicates its ability to withstand use stresses. However, elongation measures material flexibility without breaking. Geosynthetics must pass these tests to withstand dynamic loads and remain structurally sound.

  • Protection from Punctures


Puncture resistance testing measures a geosynthetic’s resistance to sharp objects or soil protrusions. This quality is crucial in puncture-prone applications like drainage systems and road underlays.

  • Permeability


Geosynthetics from the geosynthetic test lab frequently form conduits and water barriers. To ensure job suitability, the material must be permeability tested. Liquid flow regulation is essential for landfill liners to protect the environment.

  • Durability and UV protection


Geosynthetics degrade over time when exposed to UV radiation. UV resistance testing measures how well a material retains its structural and mechanical properties after prolonged sunlight exposure. Durability testing determines how well the geosynthetic performs over time and resists the elements.

  • Substance compatibility


Geosynthetics in containment systems may interact with chemicals. Chemical compatibility testing ensures the material won’t degrade or react with chemicals.

How Do You Test for Geosynthetics?

These tests, with the help of geosynthetic test equipment, verify manufacturers’ claims, maintain industry standards, and help engineers make informed design decisions.

  • Tensile Testing


Testing geosynthetic materials with the help of geosynthetic test equipment tensile strength and pulling resistance is crucial. Strain a small piece until it breaks to test a material’s strength. The data determines tensile strength, elongation, and breaking point. This information helps engineers determine if the geosynthetic can withstand field loads.

  • Puncture Resistance Test


Puncture resistance testing measures a geosynthetic’s resistance to sharp objects or soil protrusions. This is especially important for drainage systems and road underlays, where punctures are possible. The test simulates real-world conditions by applying measured force to a sharp object.

  • Permeability Test


Geosynthetics need permeability to block or carry water. A permeability test ensures the material is suitable for the job. Standard testing with geosynthetic test equipment involves a hydraulic gradient to determine how well the geosynthetic controls water flow. Landfill liners must have good permeability to control liquid flow for environmental protection.

  • Test UV Resistance


Geosynthetics degrade over time when exposed to UV radiation. UV resistance testing measures how well a material retains its structural and mechanical properties after prolonged sunlight exposure. This is especially important for geosynthetics used in landscaping or erosion control under the elements for a long time. Engineers can estimate the material’s long-term performance and durability from UV resistance test results.

  • Durability Test


Putting a geosynthetic through a durability test ensures it will last. Using temperature, humidity, and chemical agents, this test accelerates material ageing. Durability testing by Geosynthetic Testing Services simulates long-term exposure in a controlled environment to assess the geosynthetic’s performance over its expected service life.

  • Seam Strength Testing

Liner and cover applications require joining multiple geosynthetic panels, making seam strength important. Seam strength testing with Geosynthetic Testing Services evaluates installation seams. This ensures geosynthetic panels can withstand stresses without compromising the system.


Types of Geosynthetic


  • Geogrids


  • Geonets


  • Geomembranes


  • Geosynthetic Clay Liners


  • Geopipes


  • Geofoam


  • Geocomposites 


  • Geotextiles


Benefits of Geosynthetic

  • To purify water


Mismanaged site water can cause erosion and other dangers. It can prevent erosion from causing permanent depressions by installing a Geocomposite clay liner beneath the hydraulic structure.


  • Drainage Project


Unchanneled runoff can erode. When a barrier fails to retain water on both sides, the water table rises, causing pore pressure. 50% reinforcement prevents pore pressure rise. Geocomposite liners help here.


  • Erosion Prevention


One of the geosynthetics’ biggest benefits is here. Gabions, geotextiles, and mattresses protect against erosion. A geotextile filter with reinforcement keeps the soil firm despite prolonged wet weather. Geosynthetic materials are practical and advantageous, so many construction projects use them. 



Thorough testing ensures geosynthetics’ reliability in various engineering contexts. The assessment considers chemical compatibility, tensile strength, puncture resistance, permeability, UV resistance, and durability. These analyses allow engineers to confidently choose and install geosynthetics with the help of Heicoin to strengthen and extend infrastructure while meeting strict environmental and geotechnical standards. They also offer proper Geosynthetic Testing Services.