A UK landfill operators experience of aerating old dilute and - - PowerPoint PPT Presentation

a uk landfill operator s experience of aerating old
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A UK landfill operators experience of aerating old dilute and - - PowerPoint PPT Presentation

A UK landfill operators experience of aerating old dilute and disperse landfills Des Holmes - Landfill GasOfficer Charles Wright Landfill Strategy Manager Norfolk County Council 1 Background Work led by Des Holmes, NCC Landfill Gas


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A UK landfill operator’s experience of aerating old dilute and disperse landfills

Des Holmes - Landfill GasOfficer Charles Wright – Landfill Strategy Manager Norfolk County Council

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Background

  • Work led by Des Holmes, NCC Landfill Gas Officer, between

2004 and 2009.

  • Why?
  • Options?
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Trial 1 at Bergh Apton

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Trial 2 at Bergh Apton

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Drilling at Docking 1

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Installation at Docking 1

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FID survey at Bergh Apton, rapidly falling atmospheric pressure

The Good

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Extreme settlement

The Bad

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Repair

& The Ugly

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  • Careful design – limit variable settlement
  • Needs to be carefully monitored
  • Impact on leachate and groundwater

Learning points