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Sewage and Effluent

Strong rand, drawn-out EIAs hamper sewage incinerator use

By: Schalk Burger     25th March 2011 South African incinerator manufacturers and suppliers are experiencing significant challenges, owing to the drawn-out processes around environmental impact assessments (EIAs) before new incinerators in local sewage works can be installed, which has depressed local demand. 

A ‘World Cup’ approach to infrastructure delivery – Cesa

By: Schalk Burger     25th March 2011 The limited engineering and governmental capacity available to tackle hundreds of disparate projects simultaneously is a key challenge that is hampering the roll out of infrastructure in South Africa, says engineering industry body Consulting Engineers South Africa (Cesa) CEO Graham Pirie. 

Monitor to offer increased accuracy in improving industrial discharges

By: Idéle Esterhuizen     25th March 2011 Environmental management technology suppliers Procon Environmental Technologies is introducing a new fluorescence-based hydrocarbon water-monitoring system for industrial applications to the South African market. 

Vehicle manufacturer considers upgrading effluent treatment plant

By: Schalk Burger     25th March 2011 Toyota South Africa is considering adding a further upgrade—specifically to treat electrocoat, or e-coat, effluent from its manufacturing facility in eThekwini, in KwaZulu-Natal—to its existing effluent treatment plant facility, says water and wastewater treatment company Süd-Chemie contracts... 

Outsourcing to improve delivery

25th March 2011 Outsourcing the assessment, monitoring, operation and maintenance of sewage and wastewater treatment works to specialist services companies, can enforce improved service delivery, says wastewater management and treatment company Talbot & Talbot. 

West Coast winery gets wastewater decanter

25th March 2011 Organic wines producer Stellar Winery has installed a horizontal solid wall centrifuge decanter as part of a custom-built wastewater treatment plant, says mechanical separation equipment supplier GEA Westfalia Separator South Africa. 

Call to reduce water pollution in eThekwini 

25th March 2011 Water pollution, which includes the contamination of rivers and the surrounding environments, is an enduring problem in the eThekwini municipality, in KwaZulu-Natal (KZN), and has prompted eThekwini Water and Sanitation (EWS) to call on residents and local companies to help curb and report water... 

Rainwater harvesting, wastewater purification tender secured for King Shaka International

25th March 2011 Fertiliser and nutrient company Rhino AgriVantage, part of the Rhino Plastics group, has secured a significant tender to attend to rainwater harvesting and the purification of all wastewater, to be used for irrigating the nearby agrizone, from the new King Shaka International Airport, north of... 

Nonexclusive agreement with water treatment, processing company

25th March 2011 Local empowered water engineering company Tupelovox has signed a nonexclusive agreement with water treatment and processing company Nalco Africa to distribute Nalco’s industrial water and process treatment systems in South Africa to municipalities and institutional markets. 

Water Affairs mulling standardisation of wastewater treatment technologies 

By: Schalk Burger     25th March 2011 The Department of Water Affairs (DWA) is considering standardising wastewater treatment technologies after many municipalities installed high-end technology at a high capital and operational cost, but proved unable to afford, run or maintain these systems efficiently. 

Oxygen enrichment adds capacity to existing sewerage works

By: Schalk Burger     25th March 2011 Enriching the aeration basins of municipal sewage treatment plants with oxygen can increase the capacity of existing works by between 10% and 15%, says speciality gas company Air Products paper and pulp and environmental manager Brendan van Wyk. 

New agitator for digester, standard mixing applications

25th March 2011 The new Flygt top-entry agitator, supplied by ITT Water & Wastewater, is specifically designed for demanding digester and other standard mixing applications. 

Wemmershoek wastewater works receives upgrade

25th March 2011 The five-million ℓ/d Wemmershoek wastewater treatment works, in the Stellenbosch Municipality, in the Western Cape, is receiving an upgrade, a new transfer sewer pipeline from Franschhoek to Wemmershoek and a 7 km outfall pipeline to the Berg River, says consulting engineering company SSI Western... 

Energy efficient sludge decanter

25th March 2011 Water and wastewater equipment supplier GEA Westfalia Separator South Africa says its new sludge master decanter has a specific energy consumption of 0,7 kWh/m3, which improves dewatering efficiencies between 10% and 50% higher volume throughput capacities. 

Algal wastewater treatment plant under research

By: Schalk Burger     25th March 2011 A pilot study is currently under way on the use of high-rate algal pond systems, which use sunlight to grow the algae, to treat municipal wastewater at a new type of wastewater treatment pilot plant, in Grahamstown, in the Eastern Cape. 

Modular sewage treatment technology to be developed

By: Schalk Burger     25th March 2011 Water and wastewater treatment specialist company Süd-Chemie is developing its own modular sewage treatment technology to help combat the dysfunctional state of sewage-treatment sites, and more broadly wastewater, treatment plants in South Africa, says Süd-Chemie contracts division manager Adam... 

Ultraviolet disinfection effective in treating wastewater

25th March 2011 Ultraviolet (UV) disinfection can play a key role in the provision of healthy drinking water, and is effective in treating wastewater, following the biological stage of sewage treatment, wastewater engineering company ITT Water & Wastewater reports. 

Nxamkwana's R18m third phase to be launched

25th March 2011 Water and sanitation services provider Amatola Water will soon launch the third phase, valued at R18-million, of the Nxamkwana sanitation project, located outside East London, in the Eastern Cape. The project will result in 1 720 households in an additional seven villages in the Buffalo City... 

Apron belt feeders for 
sewage treatment plants

26th March 2010 Materials handling equipment supplier Big Lift Trucks (BLT) has a range of apron belt feeders, designed for bulk materials handling, operational in sewage treatment plants. 

Probes point to water quality

26th March 2010 South African water systems company Royce Water says that liquid monitoring networks supplier Scan products, which it distributes, are suited for source water monitoring, treatment process control and increased efficiency as well as water distribution network monitoring. 

Contractors advance on pipe replacement project

26th March 2010 More than half the contractors involved in the enterprise development programme, being run by eThekwini’s R1,6-billioin asbestos cement (AC) pipe replacement project, have advanced two grades up the Contractor Industry Development Board (CIDB) ratings. 

Engineering firm assists 
in infrastructure projects

26th March 2010 Consulting engineering company Stemele Bosch Africa (SBA) reports that it has built up an experienced team to assist local government authorities in meeting service delivery obligations, in terms of new infrastructure and rehabilitation of existing facilities.  

Securing sustainable water resources

26th March 2010 Environmental engineering company Talbot & Talbot work with industries throughout Africa to secure sustainable water sources for production. In April 2009 a pioneering water recovery plant was commissioned in Dar es Salaam, Tanzania, a city with deteriorating water quality and limited... 

SA needs varied and customised effluent solutions

By: Schalk Burger     26th March 2010 The diverse conditions under which South African industry and communities co-exist mean that water treatment solutions must be localised to suit the needs of the community. The challenge is to integrate the variety of systems into a master plan so that they can function together efficiently as... 

Modular plant can treat sewage and industrial effluent

By: Schalk Burger     26th March 2010 EEC wastewater treatment plants built inside standard-sized shipping containers have a broad range of applications and can treat sewage and industrial effluent. The EEC biodegradation system is robust, can be used in rural settings, has low maintenance needs and does not need its micro-organisms... 

Dry sanitation systems for CT’s informal settlements

By: Schalk Burger     26th March 2010 Alternative sanitation specialists Enviro Options has been awarded a two-year tender, by the City of Cape Town, to provide informal settlements with a dry sanitation system. This system does not use water or electricity, is odourless and is designed with the user’s health, as well as... 

Maintenance and operation still a challenge

By: Schalk Burger     26th March 2010 Maintenance and operation of sewage and water plants is a problem in South Africa because of a shortage of technically skilled people. Manufacturers are starting to offer operations and maintenance services to improve the levels of maintenance of crucial infrastructure and to improve revenue,... 

Leak detection department established

26th March 2010 Municipal operations and maintenance management company Munitech has established a specialist leak detection department in response to increased awareness of water-loss management locally. 

Wastewater treatment works extension completed

By: Fatima Gabru     27th March 2009 The liquid phase commissioning of the R170-million extension of the Waterval treatment plant successfully took place towards the end of 2008, diversified engineering company SSI Engineers and Environmental Consultant (SSI) water sector senior engineer Cliff Geddie tells Engineering News. 

Inadequate communication hampers infrastructure development

By: Fatima Gabru     27th March 2009 There is insufficient integrated planning and effective communication between the governmental departments with a stake in the national sewage and effluent infrastructure, says voluntary association for independent consulting engineers Consulting Engineers South Africa (Cesa) CEO Graham Pirie. 

Company introduces new sludge treatment technology

By: Carla Thomaz     27th March 2009 Diversified engineering company SSI Engineers and Environmental Consultants (SSI) has substantially grown its order book in the Western Cape and introduced new technology for sludge treatment. 

Low quality small sewage systems taint industry

By: Fatima Gabru     27th March 2009 Cheap, badly designed small sewerage plants are tainting the small sewerage plant market, small sewage plant systems manufacturer Famsystems MD Juan Van Kerckhoven, tells Engineering News. 

Service provider offers organic solution to sanitation challenges

27th March 2009 Bio-remediation service provider FBF Organics says it can provide a simple, cost-effective and environment friendly solution to the wastewater problems the country is currently facing. 

More mentoring, skills development required in water industry 

By: Fatima Gabru     27th March 2009 There is a declining focus on the mentoring and skills development of young, black engineering professionals in the engineering industry. This decline is affecting the water industry at large, as well the companies that operate in this sector, including multidisciplinary consulting engineering... 

Appropriate aeration 
systems reduce power use

27th March 2009 The use of an fine bubble technology for aeration systems at wastewater plants could reduce the power required to transfer oxygen quite substantially, says pump and mixer supplier ITT Water & Wastewater public utilities business unit manager Richard White. 

New pumps range finds national application

27th March 2009 Locally manufactured helical rotor pumps and a full compliment of spares for retrofitting, have been introduced nationally to municipalities for water, sewage and effluent use by diversified engineering company Unique Engineering. 

Ten trouble-free years for giant effluent pump

27th March 2009 An immersible EMU effluent pump at Durban's Southern Wastewater Treatment Works outfall pump station, which was commissioned in 1998, has undergone its first significant overhaul after just over ten years. 

Public service pay progression system contributes to skills loss – Dwaf 

By: Fatima Gabru     27th March 2009 The public service pay progression system is preventing staff in all government departments from rapid advancement through the ranks and pay levels in the public service, says Department of Water Affairs and Forestry (Dwaf) technical regulation manager Leonardo Manus. 

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