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Sewage and Effluent

Sustainable sludge treatment strategies vital

25th April 2014 More municipalities are looking to enhance the energy potential of their sewage plants to ensure economically and ecologically sustainable plant solutions, says biogas manufacturer Weltec Biopower sales manager Hajo Schierhold. “Sustainable anaerobic fermentation and sludge treatment strategies... 

International experts to further reach of new technology in Africa

By: Gia Costella     29th March 2013 Engineers from consulting and engineering services provider Royal HaskoningDHV’s branches in Holland and Portugal have been brought in to transfer knowledge and expertise on its Nereda wastewater-treatment technology to their South African counterparts.   

Event to tackle Africa’s water challenges

29th March 2013 An estimated R570-billion is needed over the next ten years to maintain and expand South Africa’s water infrastructure, says events organiser Exhibition Management Services MD John Thomson. He notes that South Africa’s growing demand for clean, potable water continues to put pressure on resources... 

Mining giant assists flood victims, supplies potable water

29th March 2013 Mining giant Anglo American’s eMalahleni water reclamation plant has responded to a call to aid communities in the flood ravaged country of Mozambique, after recent floods in the southern and central areas of the country displaced thousands of families, led to an insufficient supply of drinking... 

SA company wins international award for sewer rehabilitation

By: Gia Costella     29th March 2013 Subsurface pipeline construction and rehabilitation company Trenchless Technologies won the International Society for Trenchless Technology’s (ISTT’s) 2012 No-Dig Award for its work on a sewerage rehabilitation project, in Port Elizabeth.   

Event to highlight challenge and opportunity of Africa’s growing population

By: Gia Costella     29th March 2013 Sewage and effluent is an important aspect of the waste industry and a growing challenge in Africa and other developing nations, given rapid population growth and increased urbanisation, as well as limited related infrastructure, Wastex Africa director Septi Bukula tells Engineering News.   

Tanzanian event aims to improve organisational use of water in East Africa

29th March 2013 To help organisations reduce their water footprints by implementing methods of recycling wastewater and, in return, create a sustainable future for themselves and the environment, multifaceted media, corporate marketing and information company Marcus Evans held a two-day training course on... 

Containerised wastewater treatment plant introduced

By: Gia Costella     29th March 2013 Wastewater solutions provider Organic Water Solutions (OWS) introduced its new containerised wastewater treatment plants, called the Cobra or Containerised Bio Reactor, onto the South African market in December 2012 and has completed one installation, with another currently under way.   

Manufacturer aims for 5% share of lucrative industry

By: Gia Costella     29th March 2013 The renewal of Cape Town water-treatment systems manufacturer Resource Ballast Technologies' (RBT's) Type Approval Certificate for its ballast water-treatment system could allow the company to benefit from what is potentially a $34-billion worldwide ballast water-treatment industry. 

R350m extension project at Welgedacht Water Care Works

By: Chantelle Kotze     30th March 2012 Multidisciplinary engineering company SSI is involved in a R350-million extension project at the Welgedacht Water Care Works, in the Springs area, on Gauteng’s East Rand. 

Lack of capacity leads to wastewater treatment plant upgrades

By: Chantelle Kotze     30th March 2012 Multidisciplinary engineering firm SSI is responsible for project design and management in the upgrade and extension of a number of existing wastewater treatment works (WWTWs) in South Africa. 

Need for modular sewage plant solution grows

By: Chantelle Kotze     30th March 2012 Water and wastewater treatment specialist Veolia Water Solutions & Technologies South Africa (VWS South Africa) has designed, supplied and commissioned a number of modular sewage treatment plants to reduce the reliance on municipal wastewater treatment plants in Africa and South Africa. 

Upgraded small-scale wastewater treatment plants prove successful

By: Chantelle Kotze     30th March 2012 Water and wastewater treatment specialist company Süd-Chemie says its second-generation dissolved air flotation (DAF) wastewater treatment plants, introduced to the market last year, have proved successful in the automotive, food and beverage, mineral processing and acid mine drainage industries. 

Company undertakes sewer pipe infrastructure upgrades

By: Chantelle Kotze     30th March 2012 Pipe installation company Trenchless Technologies has recently completed and continues to work on a number of new pipe installation and rehabilitation projects to improve South Africa’s ageing sewer pipe infrastructure. 

EIAs for incinerator installations remain an issue 

By: Chantelle Kotze     30th March 2012 Drawn-out environmental-impact assessment (EIA) processes for the installation of incinerators at sewage treatment works and other areas continue to be a challenge for the sector, says incinerator manufacturer Saubatech. 

Sewage pump impeller design improved

By: Chantelle Kotze     30th March 2012 Water technology provider Xylem Water Solutions South Africa, formerly ITT Water & Wastewater South Africa, has introduced the Adaptive N-hydraulics submersible sewage pump range to the South African market. 

Skills shortage leads to infrastructure issues 

By: Chantelle Kotze     30th March 2012 South Africa is facing a significant challenge in the lack of skilled persons to undertake the maintenance of existing infrastructure and install new infrastructure, states Industry body Consulting Engineers South Africa (Cesa). 

Anaerobic digestion in wastewater treatment

30th March 2012 Water and wastewater management company Talbot & Talbot continue to successfully build and operate Upflow Anaerobic Sludge Blanket (UASB) digester treatment systems for companies throughout South Africa and Africa, across a range of industrial sectors. 

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. 

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