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Water Engineering and Infrastructure

New main water-line couplings for HDPE pipes launched

By: Schalk Burger     27th May 2011 A range of new couplings for high-density polyethylene (HDPE) main water-line pipes has been launched this year, and the launch of new types of couplings to link pipes of different materials is expected before the end of this year, says pipe couplings and flange adaptor manufacturer Klamflex Pipe... 

Chlorine dioxide suitable for water treatment in Africa

27th May 2011 Water with high organic content often cannot be treated by addiing more chlorine, as it can actually produce dangerous by-products, such as acids, that are carcinogenic. 

Breweries can reduce water use

27th May 2011 Breweries can cost-effectively and sustainably remove all pollutants from their effluent streams and, thereby, produce a water quality that is chemically safe to use in the beer-making process and complies with the most stringent of compliance schedules, says water and wastewater engineering... 

South Africa joins water lobby organisation

27th May 2011 South Africa joined the public—private international water lobby organisation Water Resources Group (WRG) alongside Jordan, Mexico, the State of Karnataka, in India, and private organisations, including Nestlé and the World Economic Forum (WEF), on May 5, 2011. 

AMD management technology to feature at Watertec exhibition

27th May 2011 Acid mine drainage (AMD) management technology will feature prominently at the upcoming Watertec Africa and Pumps, Valves & Pipes Africa (PVPA) exhibitions, which take place alongside Petro.t.ex Africa. The trio of shows run from June 7 to 9 at the Gallagher Convention Centre, in Midrand. 

Disjointed progress for Limpopo water project

By: Eleanor Seggie     3rd December 2010 State-owned Trans-Caledon Tunnel Authority (TCTA) does not foresee any challenges in raising the R1,5-billion in funds required for the implementation of the first phase of the Mokolo and Crocodile River (West) Water Augmentation Project (MCWAP-1), in Limpopo. 

Consulting engineering firm tackles water projects

3rd December 2010 Engineering, management and specialist technical services Aurecon, in a joint venture (JV) with R&R Consulting Engineers, has been tasked with upgrading and extending the Sunderland Ridge wastewater treatment works (WWTW) by 30 Ml/d, to meet projected demand in 2015.  

New SA-US alliance to shake up water treatment sector

By: Janice Healing     26th November 2010 The newly-formed African subsidiary of global water-treatment and process solutions giant Nalco Company is intent on becoming the leader in its field on the African continent within the next decade. 

Partnership lays foundation for success in Africa

By: Janice Healing     26th November 2010 A partnership agreement between leading South African chemical distributor Protea Chemicals and global water, air and energy solutions firm Nalco Company is set to pave the way for the new entity to become a formidable force on the African continent. 

Solutions for water and process sectors

By: Janice Healing     26th November 2010 The Water and Process Services (WPS) business unit of Nalco Africa is beginning to make significant strides within the South African market after less than a year in the country. 

Global technology for sustainability

26th November 2010 The global Nalco Company spends more than $90 million on research and development each year, and with the re-entry of the group to South Africa earlier this year, its leading-edge technologies are now available to the local market. 

Pump range gets premium efficiency motors

By: Henry Lazenby     8th October 2010 Water engineering specialist ABS Wastewater Technology (Pty) Ltd reports that it will have replaced its entire range of pumps of up to 350-kW capacity with premium efficiency motors, by the first quarter of 2011. 

Desalination plants provide relief

By: Henry Lazenby     8th October 2010 Severe drought in the Eastern and Western Cape provinces has necessitated municipalities to take quick and decisive action to manage the supply of potable water to residents and the throngs of seasonal holiday-makers to the coast, reports consulting engineering company SSI. 

Dam inspections key to farming success

By: Henry Lazenby     8th October 2010 Dams are considered as a valuable asset on a farm when well maintained, but failure to do so may result in a disaster for the farmer, reports dam specialist MBB Consulting Engineers. Dams offer water security, thereby helping to increase crop yields. However, MBB Consulting Engineers... 

New linear irrigation technology

By: Henry Lazenby     8th October 2010 A new linear irrigation machine has been constructed at Illovo Sugar’s Kilombero sugarcane estate, in Tanzania, with the aim of increasing the crop yield by 20%, multidisciplinary consulting engineering company MBB Consulting Engineers reports. 

Stormwater harvesting saves money

By: Henry Lazenby     8th October 2010 Storm-water harvesting and water recycling are increasingly becoming the norm for architects designing new commercial and residential premises, reports water engineering firm Rain Harvesting Systems. 

Managing SA’s water resources to meet future demand

By: Henry Lazenby     8th October 2010 The World Resources Institute rates South Africa’s yearly renewable freshwater supply as currently standing at between 1 000 m³ to 1 700 m³ per capita, but this is likely to shrink to less than 500 m³ by 2025. 

Capturing, reuse of water to reduce pollution and 
water use

By: Schalk Burger     16th July 2010 Capturing and reusing water and stormwater on industrial sites will go a long way to reducing pollution and water use, says environmental solutions company Procon Environmental Technologies environmental engineer Jacques Steyn. 

Small-scale water 
purification plants 
for remote areas

By: Schalk Burger     16th July 2010 Water engineering company Intaka Tech has developed compact high-rate solid-contact clarifiers and lamellar settlers for areas that do not have large-scale infrastructure, providing affected communities with potable water, says Intaka Tech head of water department Stefan Oosthuizen. 

Climate change unlikely to decrease Metolong dam yields

16th July 2010 A study to research the potential impacts of climate change on the long-term yield of the proposed Metolong dam, suggests that it is highly unlikely that the available long-term yield of the dam will decrease in the intermediate future. 

Shortage of fresh water supplies looming?

By: Schalk Burger     16th July 2010 South Africa will benefit in tackling the country’s water challenges by drawing on lessons from its international counterparts and neighbouring countries’ water infrastructure projects, says engineering services company VWS Envig MD Gunter Rencken. 

Strategic planning driven by drought

By: Schalk Burger     16th July 2010 Strategic long-term planning is needed to deal with the problems presented by the drought in the Western Cape, says water engineering company VWS Envig area manager Cobus Olivier. 

Stormwater management studies under way in CT

16th July 2010 The City of Cape Town municipality is undertaking three concurrent investigations relating to stormwater management and has appointed SRK Consulting, a consulting engineering firm, as a partner to undertake the studies. 

eThekwini water projects to save millions in costs

16th July 2010 After years of planning ahead, three projects of the eThekwini Water and Sanitation department (EWS) are coming to fruition. 

provide quality water treatment

By: Schalk Burger     16th July 2010 Membrane bioreactors (MBR) and moving bed bioreactors (MBBR) can be used to upgrade existing wastewater treatment plants and can improve the output of retrofitted facilities, while delivering a higher quality of final effluent, says water engineering company VWS Envig area manager Cobus Olivier. 

35-Mℓ reservoir for mine also serves communities

By: Schalk Burger     16th July 2010 A 35-million litre reservoir has been built in the Moses Katane municipal area, north of Rustenburg, in North West province. This reservoir will provide water for investment company Boynton Investments’ opencast platinum-group metals (PGMs) mine, situated on the western limb of the igneous... 

Life beyond rivers: 
changing South Africa’s approach to water

By: Schalk Burger     16th July 2010 A new desalination plant is successfully operating in the town of Sedgefield, in the Western Cape, and is helping to deal with significant water challenges in this area. 

$300m dam in Botswana to be complete by 2012

16th July 2010 The Dikgatlhong dam, in Botswana, is expected to be complete in 2012 after four years of construction, reports consulting engineers Jeffares and Green. 

R1,6-billion project on track for 2010

By: Carla Thomaz     11th December 2009 The R1,6-billion eThekwini asbestos cement (AC) pipe replacement project, which started in July 2007, is on track for completion in June 2010.  

R800m project on schedule, 
despite challenges

By: Carla Thomaz     11th December 2009 Despite a shortage of skilled workers and a lack of building sand, as well as inclement weather, the first phase of eThekwini’s water and sanitation’s (EWS’) R800-million Western Aqueduct project, which is the largest water project ever commissioned by EWS, is on track and within budget. 

Water treatment 
technology showcased 
in the Western Cape

By: Lindsey Berry     17th July 2009 Consulting engineering, environmental and project management group SSI has commissioned a wastewater treatment plant in Gansbaai in the Western Cape, which the company reports is the world’s first full-scale domestic demonstration sewage treatment works to use the Nereda technology. 

Water reuse a possible new market in future

By: Lindsey Berry     17th July 2009 Water reuse is becoming a trend in investment and infrastructure development, consulting engineering, environmental and project management group SSI water sector head Francis Gibbons tells Engineering News. 

African water sector evolving towards water for growth – AfWA

By: Lindsey Berry     17th July 2009 Professional association of African water and sanitation utilities the African Water Association (AfWA) tells Engineering News that water sector development in Africa is evolving from its initial approach of classical engineering solutions to water for growth which focuses on a holistic social,... 

South Africa should lend support to Africa’s water utilities  

By: Lindsey Berry     17th July 2009 The experience gained from the challenges that have been overcome in South Africa’s water infrastructure sector can be used as a tool to assist other African countries in improving and developing their water infrastructure, says water operations utility Rand Water Services (RWS) utility... 

Water operations utility looks to expand business portfolio

By: Lindsey Berry     17th July 2009 Rand Water Services (RWS), a subsidiary of Gauteng water utility Rand Water reports that it plans to expand its business portfolio to include in-house construction capabilities which will consist of general construction expertise and specialised construction expertise. 

Showerheads to cut costs for consumers

By: Lindsey Berry     17th July 2009 The installation of water-saving showerheads can save households significant amounts of money on their water and electricity bills reports environmental sustainability solutions company Eternally Solar. 

Municipalities and consumers must limit reticulation leaks

By: Lindsey Berry     17th July 2009 Leaks in municipal pipelines and individual houses contribute significantly to water losses in South Africa, says South African Institute of Civil Engineers (Saice) water division chairperson Dr Chris Herold. 

Water sanitation tool for Africa launched

By: Lindsey Berry     17th July 2009 Humanitarian organisation Vertical Life has launched a project to take 200 000 LifeStraw portable water purifiers to cholera-affected areas between Cape Town and Cairo. 

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