A WELSH PERSPECTIVE ON LAND RECLAMATION IN WALES AND ELSEWHERE

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A WELSH PERSPECTIVE ON LAND RECLAMATION IN WALES
AND ELSEWHERE

• D GWYN GRIFFITHS O.B.E., B.Sc, C.Eng., M.I.C.E,
  M.C.I.W.E.M

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What is the Role of WDA

• Assess dereliction
• Agree priorities and programmes
• Manage programme funding and vet projects
• Monitor projects
• Promote and support research
• Why reclaim derelict land?

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Priorities

• Safety
• Development
• Environmental improvement
• Essential first step in Regeneration
• What is Dereliction in Wales?

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What has been achieved to date?

• 1,200 Projects, 11,000 Hectares (27,000 acres)
• 150 Industrial sites, 100 Housing sites
• Retail, Hotels, Pubs
• Hospitals, Schools, Police Stations
• Railway Stations, Cattle Market,10 Marinas
• 50 Roads and Road Improvements
• 50 Playing Fields, 28 Lakes, 18 Country Parks
• Removal of physical and chemical threats
• Heritage Preservation

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Examples of Change
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International Experience

• Visits from Overseas
• Work Overseas
• France
• Italy
• Belgium
• China
• Poland
• Czech Republic

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Technological Challenges

• Physical
• Geotechnical stabilityTreatment of shafts and
  shallow workings (NB Ironstone Roadways)
• Drainage Systems
• French Drains, ditches
• Channels (armoured)
• Lakes and Ponds
• Headings, Directional Drilling

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• Physical (Cont/d)
• Coal Washing
• Plant types
• Filter presses
• Open casting
• Geotechnics
• Create, dont replicate

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Chemical Challenges

• Heavy Metals
• Lead mine Surveys
• Treatment Trials
• Ammonium Nitrate
• Fullers Earth
• Carbon Disulphide
• Phenols, PCBs, P.A.H, Benzene, Acid Tars,
• Asbestos
• Ferruginous Mine waters

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Military

• Mustard Gas
• Tabun
• TNT
• Phosphorous Grenades
• Land Mines
• Hand Grenades
• Detonators

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Ecology

• Grass
• York and Newcastle Study
• Brynbach Experiments
• Chicken Litter
• Rhizobium Inoculation
• Species Invasion
• Plant a tree in 73

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Publications

• Manual
• Grass seed mixes
• Working with Nature
• Japanese Knotweed
• Greening the Valleys

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Challenges

• Be realistic about the Polluter Pays Principle
• Gather epidemiological data on health effects of
  contamination
• Dont lose sight of physical threats
• Reclamation is only the start
• Dont develop brownfields just because theyre
  brown
• Beware regulation stagnation
• Procurement
• Exploit our lead position

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Measure True Capacity Building

• Hazard Removal
• Blight Removal
• Development Opportunity
• Development Leverage
• New Landscape
• New Assets
• Heritage Conservation and Development
• New Optimism and Hope

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BEWARE COMPLACENCY
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Thank you

• Any questions?