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Water Engineering and Infrastructure

UV technology for wastewater-treatment plants

27th May 2005 IN the past few months, even possibly the past few years, the water crisis in the Western Cape has been a widely publicised and debated issue. 

Housing project demonstrates benefits of concrete blocks

20th May 2005 A road grid on a new housing estate in the greater Pretoria area has proven the superiority of concrete block paving (CBP) as a road surface both in terms of aesthetic appeal and cost performance. 

Research into biogas energy solution advances

By: elizabeth rebelo     20th May 2005 With South Africa’s impending energy crises and the fact that most rural households do not have access to energy, biogas could potentially become a viable solution. 

Water, sanitation projects to be transferred to municipals

19th May 2005 Government intends to transfer its water supply and sanitation to municipalities by 2006, says Water Affairs and Forestry Minister Buyelwa Sonjica 

SA Water utility signs MoU in Malawi

By: Nicola Mawson     5th May 2005 Water utility Rand Water and the Lilongwe Water Board in Malawi have signed a memorandum of understanding. 

New lab positions utility as wastewater leader

By: elizabeth rebelo     29th April 2005 For East Rand Water Care Company (Erwat) providing capacity for current and future markets has come in the form of a R8,5-million 2 000 m2 laboratory. 

State declares 'war' on water wastage

By: Irma Venter     29th April 2005 Big water users will have to evaluate carefully the way in which they use the commodity, seeking ways to be less wasteful, as government has launched a programme to scrutinise its allocation of water resources countrywide. 

Department specifies Cemo pumps

22nd April 2005 The Department of Water Affairs (Dwaf) has renewed its contract with Cemo Pumps. 

Pumps chosen for sludge-dewatering plant

22nd April 2005 In a project totalling more than R3,3-million, Letratek Water Technology (LWT) has installed many Orbit pumps at the City of Tswane Metropolitan municipality’s Rooiwal wastewater treatment plant, north of Pretoria. 

Pump solution to benefit future of Zambian towns

22nd April 2005 When Mather & Platt of Gauteng tendered on a sewage and water reticulation project in Zambia, it faced the problem of not only supplying pump solutions that slotted into the capacity of the existing infrastructure, but could also cope once this capacity had been improved. 

Water festival seeks to raise awareness

22nd April 2005 The second water festival to be held in Johannesburg started yesterday at the Zoo Lake. The festival will continue until the public holiday next week Wednesday. 

Business case pending for Eskom-style water equivalent

By: Martin Creamer     18th April 2005 One item that passed almost unnoticed in government’s programme of action last year was the statement thatthe Department of Water Affairs should finalise an institutional framework to manage the national water infrastructure. 

Interim order stipulates that mine pumping costs be shared

18th April 2005 The Department of Water Affairs and Forestry on Friday issued a directive, as an interim measure, ordering three mining groups to share the costs of pumping water at mines in the North-West province. 

Bids invited for construction of R2,5bn water pipeline

15th April 2005 The South African Department of Water Affairs and Forestry's implementing agency, TCTA, yesterday announced the opening of the prequalification process for prospective tenderers for the construction (supply and install) of the 124-km pipeline from the Vaal Dam to Secunda. 

WATER VOLTAGE - Part 1

By: Martin Creamer     15th April 2005 Cabinet awaits Department of Water Affairs' business case for creation of Eskom-styled water equivalent 

Consultants tackle water solutions snag

By: elizabeth rebelo     8th April 2005 Since the completion of what is believed to be the world’s first sewage-to-drinking-water plant, the Goreangab Water Reclamation plant, in 2002, the main problem experienced during the last two years has been associated with the failure of the PSA plant – responsible for the... 

Water utility seeking to leverage its 100-yr experience

By: Nicola Mawson     8th April 2005 Water-utility Rand Water is pushing its boundaries, as it endeavours to expand into areas other than its current supply network, says business development manager Thabani Myeza. 

Water-treatment system saves 120m litres a year

1st April 2005 “The growing demand for good quality water for both industrial and domestic use is balanced by an increasing need to treat and reuse water to ensure a sustainable supply. 

Report outlines plan to tackle sanitation, water challenges

1st April 2005 A report launched by the United Nations (UN) Millennium Project Task Force on Water and Sanitation presents an operational plan for halving, by 2015, the proportion of people without sustainable access to safe drinking water and basic sanitation 

Dosing units reduce the risk of chlorine-gas leakage

By: Mariaan Webb     1st April 2005 A chlorine-gas leakage can be potentially deadly and in the process of purifying water and wastewater treatment, chlorine is generally found. 

Water-purification products for Africa

1st April 2005 Global-manufacturing specialist of quality bearings and associated products, as well as distributor of sealing systems, power transmission and couplings SKF is the official distributor of the Hiller decanter centrifuges and hydraulic drives to Sub-Sahara Africa. 

Company clinches wastewater disposal system contract

1st April 2005 Stemele Bosch Africa (SBA), in association with Knight Pi 

Environmental systems for the metal-finishing industries

1st April 2005 All manufacturing operations using chemicals and water for its production processes have a responsibility to ensure that the ensuing waste water is treated and meets with the compliance limits laid down by their regulatory bodies, VJL Technologies’ MD Johan Vermeulen says. 

Managing water through recycling

By: Nicola Mawson     18th March 2005 The scarcity of water as a resource is a thought alien to many South Africans, believe Veolia Water Systems MD Dr Gunter Rencken. 

Saving water through artificial recharge

By: Nicola Mawson     18th March 2005 Most South African may never have heard of the process of artificially recharging groundwater, or be aware that it is one of the most cost-effective water conservation solutions. 

Dual-flush system saves water

By: Nicola Mawson     18th March 2005 The South African government plans to build between 300 000 to 400 000 reconstruction and development (RDP) houses in the short-term, and needs to provide each one with water and flush toilets. 

New water-saving device to be launched

By: Nicola Mawson     18th March 2005 Andrew Ray will be in South Africa next week to promote the launch of his company’s water saving device. 

South Africa at forefront of water research

By: Nicola Mawson     18th March 2005 This year’s theme for Water Week is water conservation. 

Vacuum sewage system enables 60% water savings

By: Nicola Mawson     18th March 2005 Water savings of up to 60% are made possible with a vacuum sewage system. 

SA NGO assists in global water-supply system

By: Nicola Mawson     18th March 2005 A South African non-governmental organisations’ work into multiple-use supply systems will be contributing to a global project in this area. 

African nations to tackle water and sanitation issues

4th March 2005 The South African Institution of Civil Engineering (SAICE) will host a two-day planning workshop in Midrand, on March 7 and 8, on behalf of the Southern African Development Community (SADC), the South African Department of Water Affairs and Forestry and the Africa Engineers Forum (AEF). 

Soweto roads upgrade complete this month

By: abdul cook     18th February 2005 This month will see the completion of 7,2 km of newly-upgraded and tarred roads in Soweto, Gauteng, by the Nyoni Africa Joint Venture. 

Construction of R60m Free State bridge to start next year

By: abdul cook     18th February 2005 Construction of a new bridge over the Caledon river at Wepener, in the Free State, will begin early next year. 

SA engineers poised for big role in rebuilding tsunami-hit countries

By: abdul cook     18th February 2005 The South African Institution of Civil Engineering (Saice) is playing a big role in the civil engineering side of South Africa’s effort to assist countries that were affected by the recent tsunami. 

New Berg Water tenders soon . . .

By: Jill Stanford     11th February 2005 TENDERS for the construction of the components of the Berg Water Project supplement scheme are to be invited this month. 

. . . water-quality safeguards assessed

By: Jill Stanford     11th February 2005 THE Department of Water Affairs and Forestry (Dwaf) says it has a host of measures up its sleeve which it can implement if the Berg Water Project causes a deterioration in the quality of water in the lower Berg river. 

SA group to participate in Sudan irrigation project

2nd February 2005 South African group Zest said yesterday its WEG electric motors would be used to drive one of the largest flood irrigation projects in Africa. 

Action plan for water goals released

25th January 2005 The Task Force on Water and Sanitation report entitled 'Health, Dignity, and Development: What Will It Take?' released last week is part of a detailed global action plan for fighting poverty, disease and environmental degradation in developing countries. 

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