Day: 1 May 2000

New flow monitoring system for Dublin’s sewers

Integrated Hydro Systems has completed a project to provide Dublin Corporation with a flow monitoring system for the city's sewerage network.

Reducing COD levels for seafish processing

Cutting its wastewater treatment bill is a must for the seafish processing industry. Seafish Technology's R Watson looks at some ways to make savings.

Magnesium hydroxide used to aid digestion

Rapid stabilisation of acidic waste sludges can be achieved using caustic soda or lime. But magnesium hydroxide is safer to handle and is much less likely to kill the bacteria needed for anaerobic sludge digestion.

ESA Chairman promotes open debate on Landfill Directive

Mike Averill, Group Chief Executive of Shanks Group plc, and current Chairman of the Environmental Services Association, expresses forthright views on key issues facing the waste management and environmental services industry, from both a company and industry-wide perspective, in an interview with LAWE Editor, Alexander Catto. This article forms part of a special feature within the magazine's extensive preview of the IWM 2000 Conference and Exhibition to be held at Torbay from 13-16 June.

Chip measurement system for spot measurements

The new CMS from Draeger provides an immediate, true digital readout without the need for further evaluation.

Westminster mounts extensive consulations on pioneering Local Air Quality Action Plan

Local authorities across the country are gearing up to exercise their responsibilities for air quality. Westminster City Council has produced an Air Quality Strategy and Action Plan which sets out a series of initiatives to help clean up the capital's atmosphere.

Improved air quality figures for UK back call for concerted European action

The UK's generally improving performance in tackling air pollution gives statistical backing to a call by the Government seeking renewed effective and concerted action across Europe to improve air quality further.

Jack Allen group sets the pace with all-round product line up

The successful introduction of a new line in RCVs and the continuing development of other specialist products allows Jack Allen to offer customers the option of providing a "one-stop-shop" for a wide range of solutions in the waste and related sectors.

Purpose-designed compactor sets new pattern in landfill compaction

A new shape is emerging on the UK's landfill sites in the unique profile and compaction feet pattern of the Tana sanitary landfill compactor from Finnish manufacturer, Oy Tanacorp. LAWE reports from the Horton site in Sussex operated by Viridor Waste Management.

LCA supports integrated approach to solid waste management systems

Solid waste management needs to be environmentally effective to reduce overall environmental burdens and economically affordable for all sectors of the community served. Integrated Waste Management (IWM) takes an overall approach to this, involves the use of a range of different treatment options and deals with the entire waste stream. The tool of Life Cycle Inventory (the goal definition and inventory stages of a Life Cycle Assessment, (LCA) can successfully be applied to IWM systems to assess their environmental burdens. Dr Forbes R McDougall, Senior Environmental Scientist, Corporate Sustainable Development, at Procter and Gamble, Newcastle upon Tyne, describes the use of LCA to support an integrated approach to solid waste management.

The rain on planes

Major airport developments create large expanses of impermeable surfaces where, generally, natural catchments previously existed. Consequently, run-off increases both in quantity and in rate. David Hayward and Richard Barnard, directors of process and environmental management consultants Ashact Ltd, take off in search of contamination sources.

One for the buoys…

Measurement of nutrients within wastewater is becoming increasingly important, both for end-of-pipe monitoring of discharges and for process control. Jim Pickering, Envitech, examines a new concept in accurate and reliable in situ, online ammonia and nitrate measurement for effluent applications - the Isco-Stip Process Buoy.

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