Page 46 - CO October 2021

inDUStrY FocUS GEOSYNTHETICS

of water, leachate, other liquids and in some cases, gases. They improvement of load bearing capacities of weak soils and as
are the most cost-efficient and functional replacement for the an erosion control barrier for slope surfaces. As a load support
more traditional compacted clay liners. As opposed to traditional system, StrataWeb effectively improves the load carrying
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compacted clay liners, the geosynthetic clay liners are thin, capacities of weak soils. The strong, yet flexible cellular structure
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manufactured in factories undergoing quality checks, and also of StrataWeb confines the in-filled material and creates a stable
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offer ease of installation on slopes and smaller settlements. base for load distribution. StrataWeb may be used within road
sections/ container yard pavements or below foundations,
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Suntech Geogrid is a polymeric material made up of many essentially to distribute the imposed load over a larger area.
polymers like polyethylene, polyvinyl alcohol polypropylene, etc. StrataWeb geocell slope protection system is a low-cost, high
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It is one of the most important inventions in geosynthetics, which is performance solution that addresses slope erosion challenges
used as a reinforcing material. They formed by joining intersecting while providing several facing options such as vegetation for
ribs. They have large open spaces in between the ribs known aesthetic cover, concrete for permanent cover etc., thereby
as ‘apertures’. These geogrids promote soil stabilization; provide enabling a sustainable footprint.
higher load bearing capacity; are flexible in nature and are
well known for their versatility. The geogrids have high durability Techstrap polymeric strips by Techfab India are geosynthetic
which reduces maintenance cost and are highly resistant to strips (polymeric strips/straps with a flat webbing like structure)
environmental influences. specifically engineered for the reinforcement of soils and
other fills for the construction of reinforced soil or mechanically
Reinforced soil structures (reinforced soil walls and reinforced stabilized earth structures. Techstrap polymeric strip comprise a
soil slopes) are mechanically stabilized earth retaining systems core of closely packed and tensioned high tenacity polyester
that are technically proven and a cost effective alternative to filament yarn tendons encased in a sheath of linear low density
the conventional concrete walls especially for the approach polyethylene. It possesses high tensile strength and modulus. It is
embankment to the bridges / flyovers. Garware Technical Fibres resistant to ultraviolet rays. Techfab India recently has established
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offers GarWall Reinforced Soil Wall System, which is a high a state-of-the-art manufacturing facility at Haridwar, uttarakhand
performance mechanically stabilized earth wall system. These to produce a new line of engineered high performance products
are cost-effective soil retaining structures having simple and rapid made from high quality steel, which have extensive applications
construction procedures. They are flexible and capable of absorb in slope stabilization and rockfall protection. TechFab India’s
deformations due to seismic loading or poor subsoil conditions range of specialty products specifically engineered for the
in the foundations. mitigation of geohazards associated with slope failures includes
TechRhombus High Tensile Rope Net System, TechSlope Mesh
StrataWeb (Geocell) by Strata India is a lightweight, but strong, Flexible Slope Stabilization System and TechAnchor Self Drilling
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three-dimensional honeycomb shaped cellular confinement Anchors.
system. It can be used as a foundation reinforcement mat for

46 COnSTRuCTIOn OPPORTunITIES|OCTObEr 2021