Construction & Civil

GEOGRIDS

geogrids close-up

GEOGRIDS

Geogrids are mainly utilised as a reinforced material to assist in stabilisation & separation for various applications from roads, slopes, railways, bridges & many more.

GAST offers a wide variety of different class, thickness and structured Geogrids, enabling us to assist you with a wide selection of project needs and budget limitations should you require to reduce base thickness or increase bearing capacities.

 

LET GAST STABILISE YOUR PROJECT

Geomembranes

geomembranes close-up

GEOMEMBRANES

The management of waste and contaminants has become a priority to society and to us at GAST. With our Geomembranes we can safely contain industrial waste, urban waste, hazardous or slightly radioactive materials, contaminated soil, sludge and incinerator ashes.

Installed in conditions that may be challenging including wind, dust, harsh nature, rough, uneven or unstable terrain, GAST ensures the installed geomembranes are able to withstand potential perforation and retain the beneficial properties for which it was selected.

GAST is renowned for providing some of the highest quality geomembranes obtainable today, and with GAST’s logistical support, we are able to tackle some of the largest projects on earth in some of the most inhospitable areas.

GAST has a wide variety of products from 500 micron to 5 mm thickness Flat Die or Blown Film in a variety of specifications from Smooth, Mono Textured, Double Textured including a wide selection of asperity heights.

 

SELECT ONLY THE BEST, SELECT GAST GM PRODUCTS

GEONETS

geonets close-up

GEONETS

GAST Geonets provide you, our client, a wide selection of products from composites in drainage to three dimensional high density polyethylene (HDPE) structures enabling you to make more cost effective designs or improve your current system.

GAST Geonets are mainly utilised in the Civil, Mining, Construction and Road industry, primarily as a filtration medium in the form of composite or compression resistance, in a critical factor like slopes in a leachate collection pond.

TRUST US AS A PARTNER

GEOSYNTHETIC CLAY LINERS (GCL)

geosynthetic clay liners gcl close-up

GEOSYNTHETIC CLAY LINERS (GCL)

GAST GCL’s are a composite between a Geotextile and Bentonite to replace expensive thick layers of compacted clay.

Not only is this much more cost effective but also provides superior performance characteristics in comparison to natural compacted clay, making GAST GCL’s a versatile hydraulic barrier with self healing properties due to the bentonite.

 

WHY USE CLAY WHEN YOU HAVE GAST GCL

Geotextiles

geotextiles close-up

GEOTEXTILES

GAST provides & installs a wide variety of different Geotextiles to be used in a multitude of different applications from stabilization, reinforcement, separation medium, drainage & protection.

You’ll find GAST Geotextiles almost everywhere in everyday life from roads, tailings, dams, landfill sites, shore lines and many more.

Geotextiles play an integral part of various construction & civil applications due to it’s versatility and robustness and GAST is able to provide non-woven, woven in polyester, polypropylene or nylon geotextiles in various thicknesses.

LET US BE PART OF YOUR PROJECT

HEAVY CONSTRUCTION

Close up of construction excavator

HEAVY CONSTRUCTION

Through GAST’s sister companies or subsidiaries we can assist with a vast array of heavy construction requirements from freeways and highways to Ports or Canals.

GAST has multiple alternative solutions in assisting our clients to construct large projects that require just that finer detail and high level project management.

INDUSTRIAL CONSTRUCTION

industrial construction site

INDUSTRIAL CONSTRUCTION

GAST provides new and innovative technologies in various industrial construction elements, always attempting to increase quality with lower cost methods. GAST has been renowned to deliver to a wide range of clientele highly cost effective building solutions that are designed and created with our clients in mind.

Through effective planning and manufacturing, and supplier management, GAST is able to provide you a streamlined construction process with single point responsibility thus alleviating contractual issues.

LEAK LOCATION AND DETECTION

leak detection leak location

LEAK DETECTION

As a service offering during our Geosynthetic installations or as a standalone service, GAST provides in-depth leak location and leak detection services for the wider Geosynthetic industry.

Utilising state of the art equipment from specialised drones with LIDAR and/or geo-galvonometric testing, electronic water lance, dipole and Faraday brushed spark testing.

GAST also offers independent third party Quality Assurance and Quality Control, including assistance from our own laboratories. This ensures effective & accurate turnaround times during a project.

PREVENTION IS BETTER THAN CURING

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