Cement News tagged under: Environmental

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USA – Environmental groups file appeal

07 July 2004, Published under Cement News

Four environmental groups in Missouri – the Coalition for the Environment, the Missouri Sierra Club, the American Bottom Convservancy and the Webster Groves Nature Study Society – have filed an appeal with the Missouri Air Conservation Commission against the air pollution permit granted to Holcim for its new US$600m St Genevieve cement plant. They commented the plant would worsen pollution of the St Louis region’s air and in the Mississippi River. However, Holcim spokeswoman Nancy Tully ...

Take the A train

05 July 2004, Published under Cement News

Cement Australia now has 10,000 tonnes of limestone stockpiled at its lime kiln north of Gladstone in preparation for this month’s plant commissioning at its new lime kiln. The company says a week-long trial using rail to take the limestone from the quarry near Calliope went very smoothly and also helped to detect community issues with the increased rail activity. "We’ve had discussions with the school and the Calliope P and C and people like that," said a spokesman. "We also sent out another...

Tyre burning halted

02 July 2004, Published under Cement News

The Environment Agency has suspended tyre burning trials at a cement works, noting that emissions from Rugby Cement went over permitted levels for nearly three hours on Monday last week due to a plant malfunction. The company then continued to burn tyres for fuel, but the agency said that was not allowed under its permit. The firm said the problem was caused by a fuse blowing in part of a unit, but the whole unit had not failed so it did not consider it a malfunction. The Environment Age...

Canada – Ontario cement industry to face new pollution limits

21 June 2004, Published under Cement News

Environment Minister Leona Dombrowsky revealed the details of a provincial smog plan for Ontario, placing strict limits on the release of nitrogen oxide and sulphur dioxide emissions and extending the current scheme from electricity and non-ferrous smelting sectors to the cement industry and others. “This government recognises that reducing industrial emissions is long overdue,” she said. “Our five-point plan for industry will help us meet our goal of cleaning up our air, including reduc...

Jamaica – New sewage treatment plant opened

21 June 2004, Published under Cement News

As part of its efforts in securing an environmentally friendly cement production, the Caribbean Cement Company has commissioned its $5.2m sewage treatment plant, which will enable the company to recycle, reuse or return wastewater to rivers and seas without harm. The plant addresses waste management and therefore environmental management, as well as water and energy conservation, “ according to Conrad Douglas, chairman of The Scientific and Research Council (SRC), designers of the plant. ...

Switzerland – Holcim reports on progress

15 June 2004, Published under Cement News

With the publication of its second sustainability report “Building on the foundations”, Swiss cement maker Holcim is reporting on its progress during the past two years in a number of areas. In the field of quarry management and rehabilitation, the company has put rehabilitation plans in place in 80 per cent of its cement-related quarries. These include award-winning projects such as wetland conservation in Vietnam. Investments in energy and process efficiency, the increased use of m...

USA – Ash Grove Resources : meeting fly ash demand

14 June 2004, Published under Cement News

In a joint venture with Fly Ash Management, Topeka (KS), US cement maker Ash Grove Cement has launched Ash Grove Resources (AGR). The new company is to supply supplementary cementitious materials such as Class C fly ash and Ash Grove’s cement kiln dust, branded as Durabase CKD, to the concrete and building industries from Nebraska to Texas. The fly ash will be sourced from the Tecumseh and Jeffrey Energy Centers in Kansas and from Nebraska City, Nebraska. Ash Grove Cement plants in Chanu...

Illinois officials raise concerns

11 June 2004, Published under Cement News

Illinois environmental officials expressed concerns Wednesday about air pollution from a massive new cement plant proposed for the Missouri side of the Mississippi River.  Illinois officials have not formally objected to the construction of the plant, which would be 40 miles south of St. Louis in Ste. Genevieve County. However, state officials want a better explanation of why Holcim will be allowed to test out a pollution control technology that they think should be standard equipment. I...

Incinerator group critisises cement waste burn

10 June 2004, Published under Cement News

The UK Cleanaway group claims that  by allowing cement kilns to burn more hazardous wastes there is the risk of lowering environmental standards. Cleanaway’s warning came as the Environment Agency carries out its review into the Substitute Fuels Protocol, which closes next week. The Protocol governs approvals for the recovery of energy in cement and lime kilns from wastes including contaminated oils, chemicals, sewage sludge, explosives, animal products, and CFC gases. Cleanaway is conce...

UK – Waste burning in cement kilns under fire by incinerator group

10 June 2004, Published under Cement News

As the Environment Agency is currently reviewing the Substitute Fuels Protocol (SFP) incinerator group Cleanaway has criticised the burning of waste in cement kilns, claiming it could lower environmental standards. The SFP guides the approvals of energy recovery in cement and lime kilns by burning wastes such as contaminated oils, sewage sludge, explosives, animal products, chemicals and CFC gases. Cleanaway said the reviewed protocol could allow cement companies to burn hazardous wastes...