Featured
Solving environmental law confusion: Lawyer Lizette van der Walt launches innovative app
Lizette van der Walt is a lawyer specialising in environmental law. In her 27 years of experience, she noticed a general confusion around environmental laws in South Africa and decided to help by creating the Enviro Legal app. This app is designed to help users...
Featured
Turning The Tide To Achieve SDG 6
Coming off the back of the WISA 2024 Biennial Conference and Exhibition, we can all agree that accelerated change is needed in achieving SDG 6 by 2030. As we celebrate 30 years of democracy this year and honour women during the month of August, it is fitting that we...
Featured
[Industry Personality] Carin Bosman: Make noise and have a code
The water sector is filled with passionate people, Carin Bosman is one such passionate person, and she serves to remind us of all that water is for the betterment of humanity, and when you are tasked with doing what is right, you have to make some noise. Early on in...
Featured
[Cover Story] 40 years strong: Lethabo Intake Pumping Station’s historic refurbishment
A part of Rand Water’s proactive infrastructure maintenance project comprised the refurbishment of pumps and electrical boards at the Lethabo Intake Pumping Station. This key facility pumps water to ESKOM Lethabo Power Station and supplies over half of Gauteng via the...
In expert hands, toll roads provide sustainable value
Setting a high standard for world-class toll road operations, Bakwena Platinum Corridor Concessionaire manages the N1 from Pretoria up to Bela Bela (90 km) and the N4 from Doornpoort to the Botswana border (295 km). IMIESA speaks to Danie Verwey...
Bedding, embedment, backfill and compaction
Everything a civil engineer designs and constructs rests on, or in, the earth. Soil mechanics play a pivotal role in laying pipes. By Mike Smart Engineering soils are produced by the erosion of the earth’s crust. They change in character by being...
Trenchless Construction – The Rolkon Way
With trenchless construction, a pipe, duct or cable can be installed underground without disturbing service structures such as roads, pavements, driveways, buildings or ecologically sensitive areas. IMIESA speaks to Rocky Herrmann, MD of Rolkon...
The Ozone and UV Revolution
The world is yet again undergoing a revolution in water treatment, this time led by ultraviolet (UV) light and ozone technologies. By Chetan Mistry, strategy and marketing manager, Xylem Africa The chemical treatment of water is very effective, but...
[Exclusive] Start now with cyber security
With the water industry embracing new technologies, cyber security threats are an unfortunate reality. WASA talks to Johan Potgieter, cluster industrial software leader, Schneider Electric, about securing water operations. Johan Potgieter, cluster...
Water sector, you’ve been hacked!
This would be terrifying. A cyber-attack on water infrastructure could lead to widespread panic and potentially significant illness and loss of life with substantial effects on other critical services, such as firefighting and hospitals. It could...
Sustainability
France and Germany extend €600 million in financing to support SA’s transition from coal
South Africa, France and Germany have signed a loan agreements for the two European nations to each extend €300 million in concessional financing to South Africa to support the country’s efforts to reduce its reliance on coal through a just...
Groundbreaking research on the impact of microplastic pollution in oceans
Small pieces of plastics are widely spread all over the world’s oceans and ingested by living creatures. Microplastics are found in zooplankton, fish, seabirds, whales, seals, and also in humans. Yet, the long-term effects of this plastic...
In expert hands, toll roads provide sustainable value
Setting a high standard for world-class toll road operations, Bakwena Platinum Corridor Concessionaire manages the N1 from Pretoria up to Bela Bela (90 km) and the N4 from Doornpoort to the Botswana border (295 km). IMIESA speaks to Danie Verwey...
Environmental assessment has a major impact on construction projects
As the legal tussle between Amazon and local government in the Western Cape shows, there is no doubt that erecting a building involves a great deal more than merely organising labour force, permits and meticulous project management. Added to the...
[OPINION] Understanding the road to zero-carbon-ready buildings
According to the IEA (International Energy Agency), building operations, which include electrical and HVAC systems, contribute approximately 30% to greenhouse gas emissions globally. It is therefore imperative for South African property owners to...
Partnerships are key to achieving a world without waste
South Africa has a huge waste problem. According to the Department of Environmental Affairs’ State of Waste Report (SoWR), South Africa produced in excess of 54 million tonnes of waste in 2017. Of this total, the report estimated that a maximum of...
Industry News
AECOM’s diverse infrastructure projects support Generation Equality
Globally trusted infrastructure firm AECOM is showcasing a diverse range of projects that support women and children in line with Women’s Day on 9 August. The theme for 2022 is ‘Generation Equality: Realising Women’s Rights for an Equal Future’....
South Africa’s economy is back to pre-pandemic levels
South Africa’s economy was stronger than expected in the first quarter of 2022, with the gross domestic product (GDP) growing by 1.9% from the previous quarter. The size of the economy is now at pre-pandemic levels, with real GDP slightly higher...
[OPINION] Rethinking energy usage in South Africa
South Africans are all too aware of the ongoing electricity supply issues facing the country. The deteriorating electrical generation, transmission, and distribution infrastructure is cause for significant concern. By Frikkie Malan, head of...
Water
Metro News
Drive to avert water shortages in Nelson Mandela Bay intensified
The Department of Water and Sanitation (DWS) in conjunction with Nelson Mandela Bay Metropolitan Municipality (NMBMM) embarked on a public water saving campaign to ensure that there is adequate water for everyone in the area. During the campaign...
Wastewater process modelling
South Africa has a long and prestigious history of wastewater treatment process modelling that is internationally recognised. Sadly, there is a slow, minimal uptake of this research and work by our own municipalities. By: Kirsten Kelly Large,...
City of Cape Town takes delivery of new waste management vehicles
The City of Cape Town’s Urban Waste Management (UWM) Directorate has taken delivery of 19 new trucks in recent weeks. The battle against illegal dumping and refuse collection delays has been boosted in recent weeks with the delivery of 19 new...
Waste
Engineering
CESA Welcomes ECSA’s new CPD validation procedure
Consulting Engineers South Africa (CESA) has welcomed the Engineering Council of South Africa’s (ECSA) decision to refine its processes for validating programmes. The ECSA is set to refine CPD Category 1: Developmental Activities (courses,...
Mchunu urges contractors to complete greater Brandvlei water scheme
Water and Sanitation Minister, Senzo Mchunu, has urged contractors of the Greater Brandvlei Water Scheme in the Western Cape to complete the project. Mchunu made the call during a ministerial media tour of the water scheme in Worcester on Thursday....
SA needs deeper welding expertise to maintain safety critical infrastructure
One of the major factors that play a significant role in the economy is the basic supply of electricity and water. To maintain this supply, welding is a critical part of the maintenance chain that must be carried out at an acceptable standard using...
Technology
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Water & Sanitation Africa
The official magazine of the Water Institute of Southern Africa (WISA), the magazine publishes content dealing with the supply, governance, financing, treatment and measurement of water and sanitation in southern Africa.