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Details of Grant 

EPSRC Reference: GR/L96592/01
Title: IN-SITU CONTAINMENT OF HEAVY METAL CONTAMINATED SOIL USING ZEOLITES CONDITIONED SEWAGE SLUDGE
Principal Investigator: Ouki, Dr S
Other Investigators:
Ward, Professor NI
Researcher Co-Investigators:
Project Partners:
BNFL Pre Nexus Migration Thames Water Plc
Department: Civil Engineering
Organisation: University of Surrey
Scheme: Standard Research (Pre-FEC)
Starts: 17 September 1998 Ends: 16 February 2002 Value (£): 49,036
EPSRC Research Topic Classifications:
Assess/Remediate Contamination
EPSRC Industrial Sector Classifications:
Environment
Related Grants:
Panel History:  
Summary on Grant Application Form
The proposed research programme will investigate a novel non-invasive remediation technology for the containment of heavy metals in contaminated soils. The technique will involve the use of natural zeolites conditioned sewage sludge for the immobilisation of heavy metals by physical/chemical entrapment within the zeolite complex porous structure. It is anticipated that the organic and nutrient properties of the sewage sludge combined with the valuable ion exchange properties of the natural zeolites to entrap heavy metals, will provide a unique technology for the reclamation of heavy metal contaminated soils. It is expected that the research will (1) reduce the long-term environmental effects associated with the significant extent of heavy metal-contaminated soils by developing an in-situ technology based on the use of natural resources for metal containment; (2) enable the extraction of heavy metals from sewage sludge and therefore enhance the its potential for re-use as a fertiliser to improve the nutrient qualities of the soil; (3) develop a novel non-invasive in-situ remediation technology which can be designed and engineered for a wide range of potential practical applications (remediation of metal-contaminated sites, landfill containment/treatment) in the UK in particular and Europe in general.
Key Findings
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Summary
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Organisation Website: http://www.surrey.ac.uk