Category Archives: Erosion Control

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37/2004 – Liesbeek River Newlands – Vintage Project

L13 blocks were used to rehabilitate the trail, improving it visually and providing residents with a rehabilitated leisure area: Planners of the Liesbeek Trail were faced with serious erosion problems alongside this river, confined in a narrow corridor through the … Continue reading

11/2013 – Terrafix blocks for slope rehabilitation

In April 2003, The City of Cape Town, Department of Transport, Roads and Stormwater, commissioned Jeffares & Green, a local civil engineering consulting firm, to undertake a geotechnical investigation and propose a design for remedial measures required to stabilise the … Continue reading

6/2005 – Total turnaround for suburbs wetland

An overgrown wetland located on public open space below Table Mountain, South Africa, presented the Landscape architect Steyn Swanepoel, from SSLAD and Luis Jordaan of Force Ten, the Terraforce contactor, with complex site conditions in devising a remedial solution. The … Continue reading

10/2013 – Retaining walls in an extreme climate

Terraforce in Namibia. It has been exactly 20 years ago that Namwall took over the Terraforce license in the extreme climate of Namibia. For some 5 years before July 1993, two other companies had taken on the Terraforce license, and … Continue reading

9/2013 – The benefits of permeable paving

Bigger cities mean bigger concrete surfaces, which in turn leads to reduced natural infiltration of rain water. And this is not something we can ignore, says Rachel Wray Thompson, Chicago-based architect and LEED Accredited Professional: “While asphalt and concrete have been … Continue reading

4/2011 – Noisebarrier for prestigious Hotel

Decorton (Pty) Ltd, Cape Town based retaining wall contractor specializing in Terraforce earth retaining products, was appointed sub-contractor for all retaining walls during extensive up-grade work at L’Ormarins, a prestigious wine estate in the Western Cape area. The end result … Continue reading

11/2005 – Terraforce supports a tennis court

Terraforce supports a new tennis court at an up-market Bishops Court residence required extensive earthworks with the usual retaining at the fill side as well as at the cut face. iCOS Engineers were appointed by Decorton Retaining Systems (Pty) Ltd … Continue reading

5/2013 – Growing vintage walls into the future

Extending long-standing retaining walls A successful product is one that gets used more than once, having satisfied the expectation of the client. Below is a showcase of two projects that used the same local retaining block to extend long-standing retaining … Continue reading

11/2012 – Some great projects of 2012

Beyond Expectations This year turned out much better than expected  for Terraforce. If you build a company on a strong foundation and accomplished partnerships, any economic crisis can be overcome. And so we would like to end the year with … Continue reading

14/2012 – Basic guide: installing a Terraforce wall

Step by step photographic illustration NB: When building composite walls of any significant height, it is important to consult an experienced engineer. The law is very strict, with the NHBRC requirement stating that a wall can be built to a … Continue reading

12/2012 – Wastewater facility gets facelift

Cut slope retaining at Wastewater Treatment Works Installer: Decorton Retaining System In 2009, The City of Cape Town initiated a project to rehabilitate three anaerobic digesters by constructing a regional sludge handling facility at the Cape Flats Wastewater Treatment Works. … Continue reading

1/2011 – Green gateway to Doha Qatar

Local retaining block livens up highway interchanges Consultant: Namwall cc In 2005, Terraforce landed their first major contract in Dubai, using the L16 block to curb water erosion on the fronds of Palm Jumeirah, one the largest artificial islands in … Continue reading

5/2012 – River rehabilitation in Swaziland

Infrastructure challenges solved with local retaining block Supplier & Installer: MiLiTo Precast The Swaziland Electricity Board (SEB) of Mbabane was faced with an infrastructure rehabilitation/maintenance question that had to be attended urgently, in a sustainable and cost-effective manner. Says Holger … Continue reading

30/2004 – Riverbed erosion control with Terrafix blocks

Riverbed get a new life with Terrafix blocks Formerly a farm with a tranquil stream running through it, this site was finally given permission  to develop erosion control – subject to stringent environmental by-laws and other constraints – residential units … Continue reading