Strata Global

Functions of geosynthetics

Geotextiles, geomembranes, geocells, geonets, geotubes, uniaxial geogrids, biaxial geogrids, geocomposites, and many more are all types of geosynthetic materials that play a pivotal role in modern engineering and environmental management. These innovative materials are manufactured from synthetic polymers and are designed to enhance the performance and durability of civil engineering projects. Geosynthetics are versatile and can be tailored to meet specific project requirements, making them suitable for a wide range of applications. For instance, geotextiles are commonly used in road construction for separation and filtration, while geomembranes serve as effective barriers in waste containment systems. Geocells provide structural support by confining soil, whereas geonets facilitate drainage in various applications. The adaptability of these materials allows them to be employed in projects ranging from grassroots community initiatives to mega infrastructure developments. Their importance cannot be overstated, and let’s discuss the functions of geosynthetics in detail to understand their impact further.

What are the functional requirements of geosynthetics?

Geosynthetics are used in construction and environmental projects for different purposes such as enhancing durability, managing fluids, or stabilizing terrains. They can perform separation, filtration, reinforcement, and protection among other roles.

Understanding functions of geosynthetics with an example of Strata Global products used in reinforcing steep slope
Understanding functions of geosynthetics with an example of Strata Global products used in reinforcing steep slope
  1. Separation: In building, it is necessary to have something that will not let different soil layers mix, as well as make sure that road bases and foundations are solid. Geotextiles work best for this purpose; they also help to prevent decorative landscaping from being ruined by keeping gravel from sinking into the subsoil. This saves on resources and extends both construction materials and landscape designs lifespans too.
  2. Filtration: The filtration function involves allowing water to pass through the geosynthetic while retaining soil particles. In drainage systems, geotextiles prevent fine soil from clogging the drain. In slope stabilization, this function is critical for preventing the buildup of pore water pressure—a primary cause of slope failure—by allowing groundwater to escape while holding the soil in place.
  3. Drainage: Geosynthetics help regulate water flow during construction or landscaping projects. They are used underground for subsurface drainage to avoid water logging and damage foundation. They play a significant role in large infrastructures such as highways where they aid in preventing accumulation of rainwater leading up to pavement failure. In addition, urban stormwater management often uses these materials which can reduce risks associated with flooding while improving city supplies cleanliness.
  4. Protection: The protection function involves using a geosynthetic, typically a thick nonwoven geotextile, to cushion a material from damage. In landfill lining systems, a geotextile protects the impermeable geomembrane from being punctured by sharp rocks or waste. Similarly, a geotextile can be wrapped around a pipeline to protect its coating from damage during backfilling.
  5. Reinforcement: The use of geosynthetics improves the load-bearing capacity (LBC) of soils used for road construction or pavement rehabilitation through even distribution of loads over wider areas thus minimizing localized failures within such layers caused by excessive concentrations of stresses applied onto them alone. They prevent deformations along roadsides created due to differential settlements emanating from soft spots beneath pavement bases or subgrade soils that would have otherwise led to premature failure modes like rutting and among others commonly associated with flexible pavements constructed on weak foundations especially when subjected to heavy traffic loading during their service lives.
  6. Erosion control: Geosynthetics are very useful for erosion control caused by water and wind from damaging the soil. This is achieved by stabilizing slopes and embankments, especially in areas with heavy rainfall or prone to flooding. For instance, geotextiles anchor soil particles in place while allowing water to drain through them thus preventing washouts. They are also critical for shoreline protection projects where they dissipate the energy from waves and currents, preventing the erosion of riverbanks and coastlines to protect both property and natural habitats.
  7. Barriers: In environmental protection, geosynthetics (specifically geomembranes and geosynthetic clay liners) serve as impermeable barriers to contain liquids and gases within a specified area, such as a landfill, preventing the contamination of the surrounding soil and groundwater.They are used as liners and caps for landfills that contain leachates and gases thereby preventing contamination of surrounding soils and water bodies. These materials also hinder water from soaking into the ground around foundations, hence preserving their strength while at the same time reducing ecological imbalances through moisture loss.
  8. Stress Relief: In pavement engineering, the stress relief function is performed by a paving fabric (a specialized geotextile) which is saturated with asphalt and placed as an interlayer between a cracked existing pavement and a new asphalt overlay; this system absorbs stress and prevents the underlying cracks from propagating up into the new surface, a failure known as reflective cracking

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Harold W. Hill, Jr

Director, President – Glen Raven Technical Fabrics

Strata/Glen Raven tenure: 10 years/28 years
Total industry experience: 35 years


MBA – Wake Forest University

 

Directs the strategic direction of Glen Raven’s automotive, protective apparel, military, geogrid, outdoor and logistic businesses.

J. Craig Bell

Director, General Manager, Strata Inc.

Strata/Strata Inc. tenure: 3 years/14 years
Total industry experience: 25 years


MBA – Georgia State University

 

Led the integration of Strata Inc. business operations into the headquarters of GRTF and transition from USA based to India based manufacturing.

Ashok Bhawnani

Director

Strata tenure: 17 years
Total industry experience: 47 years

CA – ICA

 

Played a key role in the establishment of Strata’s India operations. Provides vision for product innovation and leveraging new technology trends.

Phil McGoldrick

Global Technical Sales Director

Strata tenure: 7 years
Total industry experience: 32 years


Civil & Geotechnical Engineer (First class)


Provides highly technical and innovative civil engineering solutions in India and around the world. Responsible for the design and execution of large-scale geotechnical projects around the world including Australia, Asia, Europe, Africa, Middle East, and South America.

Shahrokh Bagli

CTO – Chief Technology Officer

Strata tenure: 9 years
Total industry experience: 48 years


BTech (Hons), MTech (Civil) Both IIT Bombay, DMS (Bombay University), FIE, FIGS, Chartered Engineer

 

Streamlines the designs of Geosynthetics and has brought innovation in geogrid and geocell design application.

Mujib Katrawala

COO – Projects and Sales

Strata tenure: 13 years
Total industry experience: 24 years


MBA – University of Gujarat

 

Leads the monetization of products and solutions while ensuring highest execution quality and project profitability.

Chandrashekhar Kanade

COO – Technical Textiles

Strata tenure: 13 years
Total industry experience: 33 years


BE (Mechanical) – Nagpur University

 

Drives excellence in process design, product features and cost effectiveness in production.

Govind Keswani

CFO – Chief Financial Officer

Strata tenure: 8 years
Total industry experience: 35 years


CA – ICA, ICWA – ICWAI

 

Leads the finance, accounting, taxation, commercial, legal and IT functions and assisting on all strategic and operational matters.

Gautam Dalmia

CDO – Chief Development Officer

Strata tenure: 10 years
Total industry experience: 13 years


MBA – ISB, Hyderabad

 

Leads diversification of the product portfolio, monetizing the new products and ensuring successful sustained financial growth of the company top line.

Narendra Dalmia

CEO – Chief Executive Officer

Strata tenure: 14 years
Total industry experience: 42 years


B Tech (Chemical) – IIT Delhi

 

Leads day-to-day business operations of the company with focus on capacity expansion, product and process improvement.

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