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Brazil seeks $20.7bn from Vale, BHP over 2015 dam collapse

Published: 07 Jun 24

Brazil's government presented on Thursday a counteroffer requesting that miners Vale and BHP and their joint venture Samarco pay 109-billion reais ($20.74-billion) as reparations for a tailings dam collapse in 2015. The proposal is higher than a previous offer from the miners to pay the federal and local governments 72-billion reais to settle reparations for the disaster in the town of Mariana, Minas Gerais state.

Canada's oil sands CEOs push back against proposed oil and gas emissions cap

Published: 07 Jun 24

Canada's biggest oil sands producers support a paying a tax on carbon but see a proposed federal oil and gas emissions cap as unnecessary legislation, the companies' CEOs told lawmakers in Ottawa on Thursday. Executives from Suncor Energy, Imperial Oil, Cenovus Energy, Enbridge and Shell appeared via videolink before a House of Commons committee to answer questions on their efforts to cut emissions.

Enhanced steel grade meets demanding needs

Published: 07 Jun 24

Stainless steel producer Columbus Stainless, based in Middelburg, Mpumalanga, has improved on the “workhorse” 3CR12 utility steel by adding the high-strength 3CR12HP400 version to meet the requirements of demanding applications. 3CR12HP400 offers the necessary corrosion resistance, along with the high-strength property requirements of a utility grade, says Columbus Stainless technical customer services manager Sean du Toit.

An image of a bridge being built over a canyon

Cost-effective corrosion technology excels in harsh climates

Published: 07 Jun 24

Corrosion control specialist Cortec’s migrating corrosion inhibitors (MCIs) technology offers a cost-effective solution to extend structural service life in high-temperature areas, such as those in Gulf Cooperation Council (GCC) countries, says Cortec public relations manager Ana Juraga. The high temperatures and harsh conditions in such countries accelerate corrosion, threatening the durability of reinforced concrete, with corrosion activity doubling with every 10 °C rise in temperature.

The above image depicts a worker, making use of the Afrisam Roadstab Cement

New cement enhances road durability

Published: 07 Jun 24

Construction materials supplier AfriSam’s new AfriSam Roadstab Cement is a specialised, high-quality composite cement engineered specifically for road stabilisation tasks. This cement is designed to optimise the properties of soils used in road construction, notably by reducing the plasticity and enhancing strength and stability. The formulation of the AfriSam Roadstab Cement aims to address the vital requirements of road construction projects by ensuring the durability and stability of road bases.

Anchor bolts provide security in bolted construction elements

Published: 07 Jun 24

In a continuous drive for product improvement, specialist designer, manufacturer and supplier of structural and precast concrete construction elements Peikko South Africa has introduced the HULCO range of anchor bolts. This makes the company a good choice for securely anchoring concrete or steel structures or machinery into concrete base structures such as foundations, slabs, base columns, columns or walls.

The above image depicts workers setting up the Wärtsilä power plant

Firm to operate power plant for Nigerian cement facility

Published: 07 Jun 24

Innovative technology provider Wärtsilä has signed a ten-year operations and maintenance (O&M) agreement for a captive power plant to provide energy for a Nigerian cement production facility. The new cement plant is owned by components manufacturer and metal fabrication company Mangal Industries and will be located in Kogi state, Nigeria. The order was booked by Wärtsilä in the second quarter of 2024.

The above image depicts WCA director Emir Adiguzel

Challenges, opportunities abound for industry

Published: 07 Jun 24

In an address at the World Cement Association (WCA) yearly conference, WCA director Emir Adiguzel outlined the significant challenges and transformative opportunities facing the global cement industry. The conference – held in Nanjing, China on May 20, 2024 – brought together industry leaders, innovators and stakeholders to discuss the future of cement production and sustainability.

Steady increase in demand for Cape Town’s MyCiTi bus service

Published: 07 Jun 24

The latest audited statistics on MyCiTi ridership in and around Cape Town show that there is increasing demand for the bus service. “It took some time for the service to settle in again after the Covid-19 pandemic, and for operations to return to normal,” says City of Cape Town Urban Mobility MMC Rob Quintas.