Washing & Water Management

High cost of landfilling and difficulty gaining permission for new quarries means that soil washing can provide vital resources to the construction market. Claire Symes visited two sites in Switzerland to find out more

On the outskirts of Zurich is an industrial unit that has been transforming contaminated granular material into prime aggregates for the last 15 years. The blue clad building is not a warehouse but is home to what was one of the worlds first soil washing facilities when it opened in 1992.

From January 2009 ground water in Europe will be protected by new legislation. ABE takes a look at the new Water Framework Directive and the options for quarry operators. Management of water demand in Europe is an important issue. In the past increased demand has been met by developing new abstraction sources because of the availability and low cost of taking this route. However, with environmental issues coming to the fore, the relationship of water abstraction and availability has become increasingly fo

Acceptance of recycled aggregates is growing and the latest crushers and screens aimed at this market are offering higher productivity to meet demand. While virgin aggregate demand has fallen in most countries across Europe as the recession impacts on construction markets, the call for recycled materials has remained good. This is being driven by a combination of an increased acceptance of secondary aggregates as high quality products and the current need in the market to get best value and work sustainab

UK-based KKB 3R has just taken delivery of four Powerscreen Chieftain 1400 screens in a bid to improve efficiency of the business that handles over 2million tonnes of waste each year. According to KKB 3R managing director Chris Basi, the new 400tonne per hour capacity screens are ideal for high volume processing of C&D waste, overburden, asphalt waste and crushed stone.

KKB 3R's Chieftain 1400s have been specified with larger 4.3m feed hoppers and two have live heads that allow direct feed from a tandem